InteLLigence

Lab Publications

Author:
Publication Type:
Research Area:

2022

Panagopoulos A., Christianos F., Katsigiannis M., Mykoniatis K., Chalkiadakis G., Pritoni M., Peffer T., Panagopoulos O., Rigas E., Culler D., Jennings N., Lipman T.: iPlugie: Intelligent Electric Vehicle Charging in Buildings with Grid-connected Intermittent Energy Resources, Simulation Modelling Practice and Theory (SIMPAT), DOI:10.1016/j.simpat.2021.102439

Publication Type: Journal Publications [abstract] [link]

2021

Stergiou I.: Searching in REST Service Catalogues with OpenAPI Descriptions, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, October 2021. (Technical Report TR-TUC-ISL-04-2021).

Publication Type: Technical Reports [abstract] [file]

Troullinos D., Chalkiadakis G., Manolis D., Papamichail I., Papageorgiou M.: Lane-Free Microscopic Simulation for Connected and Automated Vehicles, In Proc. of the 24th IEEE Intelligent Transportation Systems Conference (ITSC-2021), Indianapolis, IN, USA

Publication Type: Conference Publications [abstract] [link]

Vogiatzis A., Chalkiadakis G., Livanos G., Papadogiorgaki M., Moirogiorgou K., Zervakis M.: Dual Branch CNN for the Identification of Recyclable Materials, In Proc. of the 2021 IEEE International Conference on Imaging Systems and Techniques (IST-2021). Best student paper award

Publication Type: Conference Publications [abstract] [file]

Vogiatzis A., Chalkiadakis G., Moirogiorgou K., Zervakis M.: A Novel One-vs-Rest Classification Framework for Mutually Supported Decisions by Independent Parallel Classifiers, In Proc. of the 2021 IEEE International Conference on Imaging Systems and Techniques (IST-2021)

Publication Type: Conference Publications [abstract] [file]

Orfanoudakis S., Kontos S., Akasiadis C., Chalkiadakis G.: Aiming for Half Gets You to the Top: Winning PowerTAC 2020 , In Proc. of the 18th European Conference on Multi-Agent Systems (EUMAS-2021), Virtual-Online, June 2021.

Publication Type: Conference Publications [abstract] [file]

Lazidis A.: Publication and Subscription Services in Web Applications : Α Comparative Study, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, June 2021. (Technical Report TR-TUC-ISL-03-2021).

Publication Type: Technical Reports [abstract] [file]

Troullinos D., Chalkiadakis G., Papamichail I., Papageorgiou M.: Collaborative Multiagent Decision Making for Lane-Free Autonomous Driving , In Proceedings of the 20th International Conference on Autonomous Agents and Multiagent Systems (AAMAS-2021)

Publication Type: Conference Publications [abstract] [link]

Streviniotis E., Georgara A., Chalkiadakis G.: A Succinct Representation Scheme for Cooperative Games under Uncertainty, In Proceedings of the 20th International Conference on Autonomous Agents and Multiagent Systems (AAMAS-2021) - Extended Abstract

Publication Type: Conference Publications [abstract] [link]

Beal R., Chalkiadakis G., Norman T., Ramchurn S.: Optimising Long-Term Outcomes using Real-World Fluent Objectives: An Application to Football, In Proceedings of the 20th International Conference on Autonomous Agents and Multiagent Systems (AAMAS-2021)

Publication Type: Conference Publications [abstract] [link]

Bouraimis F.: Instantiating OpenAPI Descriptions to the REST Services Ontology, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, April 2021. (Technical Report TR-TUC-ISL-02-2021).

Publication Type: Technical Reports [abstract] [file]

Bistaffa F., Chalkiadakis G., Farinelli A.: Efficient Coalition Structure Generation via Approximately Equivalent Induced Subgraph Games, IEEE Transactions on Cybernetics, doi: 10.1109/TCYB.2020.3040622

Publication Type: Journal Publications [abstract] [link][file]

Rastsinskagia K.: Federated Service Oriented Architecture for the Semantic Internet of Things in the Cloud, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, January 2021. (Technical Report TR-TUC-ISL-01-2021).

Publication Type: Technical Reports [abstract] [file]

2020

Bassiliades N., Chalkiadakis G., de Jonge D.: Proceedings of the 17th European Conference, EUMAS 2020, and 7th International Conference, AT 2020, Thessaloniki, Greece, September 14-15, 2020, Bassiliades N., Chalkiadakis G., de Jonge D. (eds.), LNCS/LNAI volume 12520, Springer

Publication Type: Proceedings [abstract] [link][file]

Kontochristos I.: Authorized user access in federated Service Oriented Architectures for the Internet of Things in the Cloud, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, December 2020. (Technical Report TR-TUC-ISL-03-2020).

Publication Type: Technical Reports [abstract] [file]

Panagopoulos A., Christianos F., Katsigiannis M., Mykoniatis K., Pritoni M., Panagopoulos O., Peffer T., Chalkiadakis G., Culler D., Jennings N., Lipman T.: A Low-complexity Non-intrusive Approach to predict the Energy Demand of Buildings over Short-term Horizons, Advances in Building Energy Research (ABER)

Publication Type: Journal Publications [abstract] [link]

Preventis A.: CLONE: Cloud Ontology Editor, Master's Thesis, School of Electronic and Computer Engineering, Technical University of Crete, October 2020. (Technical Report TR-TUC-ISL-02-2020)

Publication Type: Technical Reports [abstract] [file]

Giannakopoulos P.: Supporting Elasticity in FLINK, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, October 2020. (Technical Report TR-TUC-ISL-01-2020)

Publication Type: Technical Reports [abstract] [file]

Georgara A., Chalkiadakis G.: Hedonic Utility Games, In Proceedings of the 11th Hellenic Conference on Artificial Intelligence (SETN 2020), Athens, Greece, September 2020.

Publication Type: Conference Publications [abstract] [link][file]

Theodoridis A., Chalkiadakis G.: Monte Carlo Tree Search for the Game of Diplomacy, In Proceedings of the 11th Hellenic Conference on Artificial Intelligence (SETN 2020), Athens, Greece, September 2020.

Publication Type: Conference Publications [abstract] [link][file]

Chliaoutakis A., Chalkiadakis G.: An agent-based model for simulating inter-settlement trade in past societies, Journal of Artificial Societies and Social Simulation (JASSS)

Publication Type: Journal Publications [abstract] [link][file]

Beal R., Chalkiadakis G., Norman T., Ramchurn S.: Optimizing Game Tactics for Football, In Proc. of the 19th Int. Conf. on Autonomous Agents and Multiagent Systems (AAMAS-2020), Auckland, New Zealand, May 2020.

Publication Type: Conference Publications [abstract] [link][file]

Mersinias M., Afantenos S., Chalkiadakis G.: CLFD: A Novel Vectorization Technique and Its Application in Fake News Detection, In Proc. of the 12th Language Resources and Evaluation Conference (LREC-2020), Marseille, France, May 2020.

Publication Type: Conference Publications [abstract] [link][file]

Sartea R., Chalkiadakis G., Farinelli A., Murari M.: Bayesian Active Malware Analysis, In Proc. of the 19th Int. Conf. on Autonomous Agents and Multiagent Systems (AAMAS-2020), Auckland, New Zealand, May 2020.

Publication Type: Conference Publications [abstract] [link][file]

2019

Botonakis S.: Service Synthesis for Application Development in a Semantic Internet of Things (IoT) Environment, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, December 2019. (Technical Report TR-TUC-ISL-09-2019)

Publication Type: Technical Reports [abstract] [file]

Karageorgiou Kaneen C.: Methodology for designing GDPR compliant IoT applications, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, December 2019. (Technical Report TR-TUC-ISL-08-2019)

Publication Type: Technical Reports [abstract] [file]

Karavasileiou A.: An ontology for describing OpenAPI version 3 services in the cloud, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, November 2019. (Technical Report TR-TUC-ISL-07-2019)

Publication Type: Technical Reports [abstract] [file]

Tzavaras A.: Supporting Semantic Web of Things Functionality in the Cloud, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, October 2019. (Technical Report TR-TUC-ISL-06-2019)

Publication Type: Technical Reports [abstract] [file]

Zacharia N.: LINCA: Service Oriented Architecture for Supporting Multi-Cloud Ecosystems, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, October 2019. (Technical Report TR-TUC-ISL-05-2019)

Publication Type: Technical Reports [abstract] [file]

Castellini A., Chalkiadakis G., Farinelli A.: Influence of State-Variable Constraints on Partially Observable Monte Carlo Planning, In Proc. of the 28th International Joint Conference on Artificial Intelligence (IJCAI-2019), Macao, China, August 2019.

Publication Type: Conference Publications [abstract] [link]

Georgara A., Troullinos D., Chalkiadakis G.: Extracting hidden preferences over partitions in hedonic cooperative games, In Proc. of the 12th International Conference on Knowledge Science, Engineering, and Management (KSEM-2019), Athens, Greece, August 2019. Best student paper award

Publication Type: Conference Publications [abstract] [link]

Kostalia E.: Stream Data Processing in the Cloud for Real-Time Anomaly Detection, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, June 2019. (Technical Report TR-TUC-ISL-04-2019)

Publication Type: Technical Reports [abstract] [file]

Chliaoutakis A., Chalkiadakis G.: AncientS-ABM: A Novel Tool for Simulating Ancient Societies, In Proc. of the 17th International Conference on Practical Applications of Agents and Multi-Agent Systems (PAAMS-2019), Avila, Spain, June 2019.

Publication Type: Conference Publications [abstract] [link][file]

Zick Y., Chalkiadakis G., Elkind E., Markakis E.: Cooperative Games with Overlapping Coalitions: Charting the Tractability Frontier, Artificial Intelligence 271 (2019) 74–97

Publication Type: Journal Publications [abstract] [link]

Alexiou M.: Support Auto-scaling in Docker Swarm, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, June 2019. (Technical Report TR-TUC-ISL-03-2019)

Publication Type: Technical Reports [abstract] [file]

Spanoudakis N., Akasiadis C., Kechagias G., Chalkiadakis G.: An Open MAS Services Architecture for the V2G/G2V Problem, Proc. of the 18th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2019), May 13–17, 2019, Montreal, Canada.

Publication Type: Conference Publications [abstract] [link]

Koundourakis X.: Design and Implementation of Service Oriented Architecture for Deploying IoT Applications in the Cloud, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, February 2019.(Technical Report TR-TUC-ISL-02-2019)

Publication Type: Technical Reports [abstract] [file]

Chliaoutakis A., Chalkiadakis G., Sarris A.: Employing Agent-Based Modeling to Study the Impact of the Theran Eruption on the Minoan Society, In the 2019 post-conference Proceedings of the 3rd Computer Applications and Quantitative Methods in Archaeology - GR Conference (CAA-GR-2018), Limassol, Cyprus, June 2018

Publication Type: Conference Publications [abstract] [file]

Myrizakis G.: iHome: Smart Home Management as a Service in the Cloud, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, January 2019. (Technical Report TR-TUC-ISL-01-2019)

Publication Type: Technical Reports [abstract] [file]

2018

Koubarakis M., Vouros G., Chalkiadakis G., Plagianakos V., Tjortjis C., Kavallieratou E., Vrakas D., Mavridis N., Petasis G., Blekas K., Krithara A.: AI in Greece: The Case of Research on Linked Geospatial Data, AI Magazine, Vol 39, No 2, Summer 2018

Publication Type: Journal Publications [abstract] [link]

Chalkiadakis G., Akasiadis C., Savvakis N., Tsoutsos T., Hoppe T., Coenen F.: Providing a Scientific Arm to Renewable Energy Cooperatives. In The Role of Exergy in Energy and the Environment, Springer Nature, 2018. Forthcoming.

Publication Type: Book Chapters [abstract]

Georgara A., Ntiniakou T., Chalkiadakis G.: Learning Hedonic Games via Probabilistic Topic Modeling, In Proc. of the 16th European Conference on Multi-Agent Systems (EUMAS-2018), Bergen, Norway, December 2018.

Publication Type: Conference Publications [abstract] [link]

Xenou K., Chalkiadakis G., Afantenos S.: Deep Reinforcement Learning in Strategic Board Game Environments, In Proc. of the 16th European Conference on Multi-Agent Systems (EUMAS-2018), Bergen, Norway, December 2018.

Publication Type: Conference Publications [abstract] [link]

Papilaris M., Chalkiadakis G.: Markov Chain Monte Carlo for Effective Personalized Recommendations, In Proc. of the 16th European Conference on Multi-Agent Systems (EUMAS-2018), Bergen, Norway, December 2018.

Publication Type: Conference Publications [abstract] [link]

Kotti M., Diakoloukas V., Papangelis A., Lagoudakis M., Stylianou Y.: A Case Study on the Importance of Belief State Representation for Dialogue Policy Management, Proceedings of Interspeech 2018, Hyberabad, India, September 2018, pp. 986-990.

Publication Type: Conference Publications [abstract] [link][file]

Panagopoulos A., Katsigiannis M., Pritoni M., Fierro G., Lengyel D., Peffer T., Chalkiadakis G., Culler D.: Dealing with Expected Thermal Discomfort, Proceedings of the 2018 ACEEE Summer Study on Energy Efficiency in Buildings

Publication Type: Conference Publications [abstract] [link]

Mamakos M., Chalkiadakis G.: Overlapping Coalition Formation via Probabilistic Topic Modeling, In Proc. of the 17th Int. Conf. on Autonomous Agents and Multiagent Systems (AAMAS-2018), Stockholm, Sweden, July 2018

Publication Type: Conference Publications [abstract] [link]

Spatharis C., Kravaris T., Vouros G., Blekas K., Chalkiadakis G., Cordero Garcia J., Calvo Fernández E.: Multiagent Reinforcement Learning Methods to Resolve Demand Capacity Balance Problems, Proceedings of the 10th Hellenic Conference on Artificial Intelligence one of the Best Student Paper Award winners

Publication Type: Conference Publications [abstract] [link]

Tsakos K.: LoRaWare: A service oriented architecture for interconnecting LoRa devices with the Cloud, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, July 2018. (Technical Report TR-TUC-ISL-01-2018)

Publication Type: Technical Reports [abstract] [file]

Bassiliades N., Chalkiadakis G.: Artificial Intelligence Techniques for the Smart Grid, Editorial for the "Artificial Intelligence Techniques for the Smart Grid" Special Issue, Advances in Building Energy Research, Volume 12, Issue 1, 2018. Taylor and Francis.

Publication Type: Miscellaneous [abstract] [link]

2017

Bistaffa F., Farinelli A., Chalkiadakis G., Ramchurn S.: A cooperative game-theoretic approach to the social ridesharing problem, Artificial Intelligence (AIJ), Volume 246, Pages 86-117, Elsevier, May 2017.

Publication Type: Journal Publications [abstract] [link]

Konstantopoulos P.: Indoors navigation using sensors on the cloud, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, December 2017. (Technical Report TR-TUC-ISL-06-2017)

Publication Type: Technical Reports [abstract] [file]

Christodoulopoulos C.: Commodore: Fail Safe Container Scheduling in Kubernetes, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, December 2017. (Technical Report TR-TUC-ISL-07-2017)

Publication Type: Technical Reports [abstract] [file]

Chliaoutakis A., Chalkiadakis G.: Evolutionary Game-theoretic Modeling of Past Societies' Social Organization, In Proc. of the 14th European Conference on Artificial Life (ECAL-2017), Lyon, France, September 2017.

Publication Type: Conference Publications [abstract] [link][file]

Kravaris T., Vouros G., Spatharis C., Blekas K., Chalkiadakis G., Cordero Garcia J.: Learning Policies for Resolving Demand-Capacity Imbalances during Pre-tactical Air Traffic Management, In Proc. of the 15th German Conference on Multiagent System Technologies (MATES 2017).

Publication Type: Conference Publications [abstract] [link]

Mamakos M., Chalkiadakis G.: Probability Bounds for Overlapping Coalition Formation, In Proceedings of the 26th International Joint Conference on Artificial Intelligence (IJCAI-2017).

Publication Type: Conference Publications [abstract] [file]

Mainas N.: Semantically Enriched API Descriptions for Improving Service Discovery in Cloud Environments, Master's Thesis, School of Electrical and Computer Engineering, Technical University of Crete, June 2017.(Technical Report TR-TUC-ISL-05-2017)

Publication Type: Technical Reports [abstract] [file]

Akasiadis C., Savvakis N., Mamakos M., Hoppe T., Coenen F., Chalkiadakis G., Tsoutsos T.: Analyzing statistically the energy consumption and production patterns of European REScoop members: Results from the H2020 project REScoop Plus, In the 9th International Exergy, Energy and Environment Symposium (IEEES-9), Split, Croatia, May 2017.

Publication Type: Conference Publications [abstract] [link]

Coenen F., Hoppe T., Chalkiadakis G., Akasiadis C., Tsoutsos T.: Exploring energy saving policy measures by renewable energy supplying cooperatives (REScoops), In the ECEEE 2017 Summer Study on Energy Efficiency, Presqu’île de Giens, France, May-June 2017.

Publication Type: Conference Publications [abstract] [link]

Kargatzis D.: Virtual Machine Deployment and Migration on Heterogeneous Cloud Platforms, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, April 2017. (Technical Report TR-TUC-ISL-04-2017)

Publication Type: Technical Reports [abstract] [file]

Tsiahri-Renta P.: Management of Health Sensor Data in the Cloud, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, April 2017. (Technical Report TR-TUC-ISL-03-2017)

Publication Type: Technical Reports [abstract] [file]

Antonopoulos F.: Access Control System for Large Residential Infrastructures on the Cloud, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, March 2017. (Technical Report TR-TUC-ISL-01-2017)

Publication Type: Technical Reports [abstract] [file]

Rousalis A.: Management of Farms and Crops Data in the Cloud, Diploma Thesis, School of Electrical and Computer Engineering, Technical University of Crete, March 2017. (Technical Report TR-TUC-ISL-02-2017)

Publication Type: Technical Reports [abstract] [file]

Akasiadis C., Chalkiadakis G.: Cooperative Electricity Consumption Shifting, Sustainable Energy, Grids and Networks, 9C, Elsevier

Publication Type: Journal Publications [abstract] [link]

Akasiadis C., Chalkiadakis G.: Mechanism Design for Demand-Side Management, IEEE Intelligent Systems, 32(1), pp. 24-31, Jan-Feb 2017.

Publication Type: Journal Publications [abstract] [link]

2016

Chliaoutakis A., Chalkiadakis G.: Agent-Based Modeling of Ancient Societies and their Organization Structure, Journal of Autonomous Agents and Multi-Agent Systems (JAAMAS), Volume 30, Issue 6, pp. 1072-1116, 2016.

Publication Type: Journal Publications [abstract] [link]

Christianos F., Chalkiadakis G.: Efficient Multi-Criteria Coalition Formation using Hypergraphs (with Application to the V2G Problem), In Proceedings of the 14th European Conference on Multi-Agent Systems (EUMAS-2016)

Publication Type: Conference Publications [abstract] [file]

Tripolitakis E., Chalkiadakis G.: Probabilistic Topic Modeling, Reinforcement Learning, and Crowdsourcing for Personalized Recommendations, In Proceedings of the 14th European Conference on Multi-Agent Systems (EUMAS-2016)

Publication Type: Conference Publications [abstract] [file]

Robu V., Chalkiadakis G., Kota R., Rogers A., Jennings N.: Rewarding cooperative virtual power plant formation using scoring rules, Energy, volume 117, part 1, pages 19-28, December 2016

Publication Type: Journal Publications [abstract] [link]

Akasiadis C., Chalkiadakis G.: Decentralized Large-Scale Electricity Consumption Shifting by Prosumer Cooperatives, In Proc. of the 22nd European Conference on Artificial Intelligence, The Hague, The Netherlands, September 2016.

Publication Type: Conference Publications [abstract] [file]

Chliaoutakis A., Chalkiadakis G.: Evolutionary agent-based modeling of past societies' organization structure, In Proc. of the 22nd European Conference on Artificial Intelligence, The Hague, The Netherlands, September 2016.

Publication Type: Conference Publications [abstract] [file]

Christianos F., Chalkiadakis G.: Employing Hypergraphs for Efficient Coalition Formation with Application to the V2G Problem, In Proc. of the 22nd European Conference on Artificial Intelligence, The Hague, The Netherlands

Publication Type: Conference Publications [abstract]

Akasiadis C., Chalkiadakis G.: Predicting Agent Trustworthiness for Large-Scale Power Demand Shifting, In The AI for the Smart Grid Workshop (AI4SG) @ The 9th Hellenic Conference on Artificial Intelligence (SETN-2016). Thessaloniki, Greece, May 2016

Publication Type: Workshop Proceedings [abstract] [file]

Chalkiadakis G., Wooldridge M.: Weighted Voting Games, In: Handbook of Computational Social Choice. Felix Brandt, Vincent Conitzer, Ulle Endriss, Jérôme Lang, and Ariel Procaccia (eds.), Cambridge University Press, 2016

Publication Type: Book Chapters [abstract] [link]

Kostopoulos P.: A Smart Home Management System on the Cloud, Diploma Thesis, School of Electronic and Computer Engineering, Technical University of Crete, February 2016. (Technical Report TR-TUC-ISL-01-2016)

Publication Type: Technical Reports [abstract] [file]

2015

Angelidakis A., Chalkiadakis G.: Factored MDPs for Optimal Prosumer Decision-Making in Continuous State Spaces, In Proceedings of the 13th European Conference on Multi-Agent Systems (EUMAS-2015)

Publication Type: Conference Publications [abstract] [file]

Chalkiadakis G., Greco G., Markakis E.: Characteristic function games with restricted agent interactions: Core-stability and coalition structures, Artificial Intelligence (AIJ). In press. (Published online 23 Dec 2015)

Publication Type: Journal Publications [abstract] [link]

Soultanopoulos T.: Monitoring and Processing of vital data through mobile platform in the cloud, Diploma Thesis, School of Electronic and Computer Engineering, Technical University of Crete, November 2015. (Technical Report TR-TUC-ISL-05-2015)

Publication Type: Technical Reports [abstract] [file]

Bistaffa F., Chalkiadakis G., Farinelli A., Ramchurn S.: Recommending Fair Payments for Large-Scale Social Ridesharing, Proceedings of the 9th ACM Conference on Recommender Systems (RecSys-2015)

Publication Type: Conference Publications [abstract] [file]

Vakanas L.: Implementation of the Cloud Software to Data Approach in an OpenStack Environment, Diploma Thesis, School of Electronic and Computer Engineering, Technical University of Crete, September 2015. (Technical Report TR-TUC-ISL-04-2015)

Publication Type: Technical Reports [abstract] [file]

Thermolia C., Bei K., Petrakis E., Kritsotakis V., Tsiknakis M., Sakkalis V.: Designing A Patient Monitoring System for Bipolar Disorder Using Semantic Web Technologies, 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2015), Milan, Italy, August 25-29, 2015.

Publication Type: Conference Publications [abstract] [file]

Vakanas L., Sotiriadis S., Petrakis E.: Implementing the Cloud Software to Data approach for OpenStack environments, Workshop on Adaptive Resource Management and Scheduling for Cloud Computing (ARMS-CC 2015), Donostia-San Sebastián, Spain, July 20th, 2015 (presentation).

Publication Type: Workshop Proceedings [abstract] [file]

Preventis A., Stravoskoufos K., Sotiriadis S., Petrakis E.: Personalized Motion Sensor Driven Gesture Recognition in the FIWARE Cloud Platform, 14th International Symposium on Parallel and Distributed Computing (ISPDC 2015), Limassol, Cyprus, June 29 - July 1, 2015 ( presentation).

Publication Type: Conference Publications [abstract] [file]

Douzis K.: IoT management on the Cloud, Diploma Thesis, School of Electronic and Computer Engineering, Technical University of Crete, June 2015. (Technical Report TR-TUC-ISL-03-2015)

Publication Type: Technical Reports [abstract] [file]

Thermolia C., Bei K., Sotiriadis S., Stravoskoufos K., Petrakis E.: Designing A Patient Monitoring System Using Cloud And Semantic Web Technologies, 17th International Conference on Brain and Health Informatics (ICBHI 2015), London, UK, May 25-26 2015 (presentation).

Publication Type: Conference Publications [abstract] [file]

Chown E., Lagoudakis M.: The Standard Platform League, Proceedings of the 18th RoboCup International Symposium, João Pessoa, Brazil, July 2014; in RoboCup 2014: Robot Soccer World Cup XVIII, Lecture Notes in Computer Science Volume 8992, Springer, 2015, pp. 636-648.

Publication Type: Conference Publications [abstract] [link]

Angelidakis A., Chalkiadakis G.: Factored MDPs for Optimal Prosumer Decision-Making, Proceedings of the 14th International Conference on Autonomous Agents and Multiagent Systems (AAMAS-2015), Istanbul, Turkey, May 2015. Best student paper award finalist

Publication Type: Conference Publications [abstract] [file]

Chliaoutakis A., Chalkiadakis G., Sarris A.: An Application of Agent-Based Modelling and GIS in Minoan Crete, In Proceedings of the 43rd Annual Conference on Computer Applications and Quantitative Methods in Archaeology, pp. 479-489, 31 March - 2 April 2015.

Publication Type: Conference Publications [abstract] [link]

Chliaoutakis A., Chalkiadakis G.: Interpreting the Past through Agent-Based Modeling and GIS, In A. Sarris (ed.): Best Practices of GeoInformatic Technologies for the Mapping of Archaeolandscapes. Archaeopress, November 2015

Publication Type: Book Chapters [abstract] [link]

Balabanis S.: Sensing Motion in the Cloud, Diploma Thesis, School of Electronic and Computer Engineering, Technical University of Crete, March 2015. (Technical Report TR-TUC-ISL-02-2015)

Publication Type: Technical Reports [abstract] [file]

Kofinas N., Orfanoudakis E., Lagoudakis M.: Complete Analytical Forward and Inverse Kinematics for the NAO Humanoid Robot, Journal of Intelligent and Robotic Systems (JINT), 2015, 77 (2), pp. 251-264.

Publication Type: Journal Publications [abstract] [link]

Lagoudakis M.: Least-Squares Reinforcement Learning Methods, in Claude Sammut and Geoffrey I. Webb (Eds.), Encyclopedia of Machine Learning and Data Mining, Springer, 2015, pp. 1-9.

Publication Type: Book Chapters [abstract] [link]

Lagoudakis M.: Value Function Approximation, in Claude Sammut and Geoffrey I. Webb (Eds.), Encyclopedia of Machine Learning and Data Mining, Springer, 2015, pp. 1-15.

Publication Type: Book Chapters [abstract] [link]

Panagopoulos A., Chalkiadakis G., Jennings N.: Towards Optimal Solar Tracking: A Dynamic Programming Approach, Proceedings of the 29th AAAI Conference on Artificial Intelligence (AAAI-2015), Austin, Texas, USA, January 2015

Publication Type: Conference Publications [abstract] [file]

Andrianakis S.: Data Integration Approaches for Supporting Retrieval of Medical Information in the Web, Master's Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, January 2015.(Technical Report TR-TUC-ISL-01-2015)

Publication Type: Technical Reports [abstract] [file]

2014

Preventis A., Stravoskoufos K., Sotiriadis S., Petrakis E.: Interact: Gesture Recognition in the Cloud, 7th IEEE/ACM International Conference on Utility and Cloud Computing (UCC), London, UK, Cecember 8-11, 2014. Poster Paper.

Publication Type: Conference Publications [abstract] [file]

Mainas N., Petrakis E.: CHOROS 2: Improving the Performance of Qualitative Spatial Reasoning in OWL, IEEE International Conference on Tools with Artificial Intelligence, Limasol, Cyprus, November 10-12, 2014.

Publication Type: Conference Publications [abstract] [file]

Anagnostopoulos E., Petrakis E., Batsakis S.: CHRONOS: Improving the Performance of Qualitative Temporal Reasoning in OWL, IEEE International Conference on Tools with Artificial Intelligence, Limasol, Cyprus, November 10-12, 2014.

Publication Type: Conference Publications [abstract] [file]

Mastorakis L.: Cloud Intelligent Monitoring Atmosphere Technology, Diploma Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, October 2014.(Technical Report TR-TUC-ISL-01-2014)

Publication Type: Technical Reports [abstract] [file]

Papadimitriou G., Spanoudakis N., Lagoudakis M.: Extending the Kouretes Statechart Editor for Generic Agent Behavior Development, Proceedings of the 10th International Conference on Artificial Intelligence Applications and Innovations (AIAI), Rhodes, Greece, September 2014; in IFIP Advances in Information and Communication Technology, Volume 436, 2014, pp. 182-192.

Publication Type: Conference Publications [abstract] [link]

Georgiladakis S., Unger C., Iosif E., Walter S., Petrakis E., Potamianos A.: Fusion of Knowledge-Based and Data-Driven Approaches to Grammar Induction, In Proc. of Interspeech, Singapore (poster paper), September 14-18, 2014.

Publication Type: Conference Publications [abstract] [file]

Piperakis S., Orfanoudakis E., Lagoudakis M.: Predictive Control for Dynamic Locomotion of Real Humanoid Robots, Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Chicago, USA, September 2014, pp. 4036-4043.

Publication Type: Conference Publications [abstract] [link]

Akasiadis C., Chalkiadakis G.: Stochastic Filtering Methods for Predicting Agent Performance in the Smart Grid, in T. Schaub et al. (Eds.), ECAI 2014, 21st European Conference on Artificial Intelligence, 18–22 August 2014, Prague, Czech Republic – Including Prestigious Applications of Intelligent Systems (PAIS 2014), pp. 1205-1206.

Publication Type: Conference Publications [abstract] [file]

Rexakis I., Lagoudakis M.: Directed Policy Search for Decision Making Using Relevance Vector Machines, International Journal on Artificial Intelligence Tools (JAIT), 23 (4), 2014, pp. 1-21.

Publication Type: Journal Publications [abstract] [link][file]

Thermolia C., Bei K., Petrakis E.: Prediction of the Evolution of Bipolar Depression using Semantic Web Technologies, 5th International Conference on Information, Intelligence, Systems and Applications (IISA 2014), Chania, Crete, Greece, July 7-9 2014.

Publication Type: Conference Publications [abstract] [file]

Stravoskoufos K., Sotiriadis S., Preventis A., Petrakis E.: Motion Sensor Driven Gesture Recognition for Future Internet Application Development, 5th International Conference on Information, Intelligence, Systems and Applications (IISA 2014), Chania, Crete, Greece, July 7-9 2014.

Publication Type: Conference Publications [abstract] [file]

Sotiriadis S., Bessis N., Petrakis E.: An Intercloud Architecture for Future Internet Infrastuctures, Workshop on Adaptive Resource Management and Scheduling for Cloud Computing (ARMS-CC), Paris, France, July 15th, 2014.

Publication Type: Workshop Proceedings [abstract] [file]

Chliaoutakis A., Chalkiadakis G.: Utilizing Agent-Based Modeling to Gain New Insights into the Ancient Minoan Civilization., Proceedings of the 13th International Conference on Autonomous Agents and Multiagent Systems (AAMAS-2014), Paris, France, May 2014.

Publication Type: Conference Publications [abstract] [file]

Stravoskoufos K., Preventis A., Sotiriadis S., Petrakis E.: A Survey on Approaches for Interoperability and Portability of Cloud Computing Services, In Proceedings of the 4th International Conference on Cloud Computing and Services Science (CLOSER 2014), Barcelona, Spain, April 3-5, 2014 (position paper).

Publication Type: Conference Publications [abstract] [file]

Preventis A., Petrakis E., Batsakis S.: Chronos Ed: A Tool for Handling Temporal Ontologies in Protege, International Journal of Artificial Intelligence Tools (IJAIT), 2014.

Publication Type: Journal Publications [abstract] [file]

2013

Christodoulakis S., Garofalakis M., Petrakis E., Deligiannakis A., Samoladas V., Ioannou E., Papapetrou O., Sotiriadis S.: Data Management Research at the Technical University of Crete, SIGMOD Record, Web edition, Vol. 42, No. 4, Dec. 2013. (http://www.sigmod.org/publications/sigmod-record/1312). Invited publication.

Publication Type: Journal Publications [abstract] [file]

Thermolia C., Bei K., Petrakis E.: TeleCare of Mental Disorders by Applying Semantic Web Technology, IEEE 13th International Conference on Bioinformatics and Bioengineering, (BIBE 2013), November, 10-13, 2013, Chania, Crete.

Publication Type: Conference Publications [abstract] [file]

Tripoliti E., Pappas I., Petrakis E., Sans J.: Crafting Vascular Medicine Training Scenarios: The RT3S Authoring Tool, IEEE 13th International Conference on Bioinformatics and Bioengineering, (BIBE 2013), November, 10-13, 2013, Chania, Crete.

Publication Type: Conference Publications [abstract] [file]

Argyropoulos S., Petrakis E., Milios P.: A Positive Thinking Training Application, In Proc. of the 1st International Conference on Technological Ecosystem for Enhancing Multiculturality, (TEEM 2013), November, 14-15, 2013, Salamanca, Spain.

Publication Type: Conference Publications [abstract] [file]

Lakiotaki K., Chliaoutakis A., Koutsos S., Petrakis E.: Recommending medical documents by user profile, IEEE 13th International Conference on Bioinformatics and Bioengineering, (BIBE 2013), November, 10-13, 2013, Chania, Crete.

Publication Type: Conference Publications [abstract] [file]

Sotiriadis S., Petrakis E., Covaci S., Zampognaro P., Georga E., Thuemmler C.: An architecture for designing Future Internet (FI) applications in sensitive domains: Expressing the Software to data paradigm by utilizing hybrid cloud technology, IEEE 13th International Conference on Bioinformatics and Bioengineering, (BIBE 2013), November, 10-13, 2013, Chania, Crete.

Publication Type: Conference Publications [abstract] [file]

Karanasiou G., Sakellarios A., Tripoliti E., Petrakis E., Zervakis M., Migliavacca F., Dubini G., Dordoni E., Michalis L., Fotiadis D.: Modeling stent deployment in realistic arterial segment geometries: the effect of the plaque composition, IEEE 13th International Conference on Bioinformatics and Bioengineering, (BIBE 2013), November, 10-13, 2013, Chania, Crete.

Publication Type: Conference Publications [abstract] [file]

Anagnostopoulos E.: CHRONOS: A Reasoning Engine for Qualitative Temporal Information in OWL, Diploma Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, November 2013.(Technical Report TR-TUC-ISL-04-2013)

Publication Type: Technical Reports [abstract] [file]

Koutsoukos I.: Automated Classification of Pollen Grains from Microscope Images using Computer Vision and Semantic Web Technologies, Diploma Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, November 2013.(Technical Report TR-TUC-ISL-03-2013)

Publication Type: Technical Reports [abstract] [file]

Mainas N.: CHOROS 2.0: Improving the Performance of Spatial Reasoning in OWL, Diploma Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, November 2013.(Technical Report TR-TUC-ISL-05-2013)

Publication Type: Technical Reports [abstract] [file]

Tripoliti E., Pappas I., Petrakis E., Sans J.: E-Learning Templates for Peripheral Vascular Stenting, 15th International Conference on E-Health Networking Applications and Services, October 9-12, 2013, Lisbon, Portugal.

Publication Type: Conference Publications [abstract] [file]

Babas K., Chalkiadakis G., Tripolitakis E.: You Are What You Consume: A Bayesian Method for Personalized Recommendations, In Proceedings of the 7th ACM Conference on Recommender Systems (ACM RecSys 2013).

Publication Type: Conference Publications [abstract] [file]

Anagnostopoulos E., Batsakis S., Petrakis E.: CHRONOS: A Reasoning Engine for Qualitative Temporal Information in OWL, 16th International Conference on Knowledge-Based and Intelligent Information & Engineering Systems (KES'2013), 9-11 September 2013, Kitakyushu, Japan.

Publication Type: Conference Publications [abstract] [file]

Raftopoulou P., Tryfonopoulοs C., Petrakis E., Zevlis N.: DS⁴: Introducing Semantic Friendship in Distributed Social Networks, In Proceedings of the 21st International Conference on Cooperative Information Systems (CoopIS), September, 11-13, 2013, Graz, Austria.

Publication Type: Conference Publications [abstract] [file]

Karanasiou G., Sakellarios A., Tripoliti E., Petrakis E., Zervakis M., Migliavacca F., Dubini G., Dordoni E., Michalis L., Fotiadis D.: Modeling of stent implantation in a human stenotic artery, XIII Mediterranean Conference on Medical and Biological Engineering and Computing, September 25-28, 2013, Sevilla Spain.

Publication Type: Conference Publications [abstract] [file]

Akasiadis C., Chalkiadakis G.: Agent Cooperatives for Effective Power Consumption Shifting, In Proceedings of the 27th AAAI Conference on Artificial Intelligence (AAAI-2013) @ Bellevue, WA, USA, July 2013.

Publication Type: Conference Publications [abstract] [file]

Koutsos S.: Medical Document Classification based on user profile, Diploma Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, July 2013.(Technical Report TR-TUC-ISL-02-2013)

Publication Type: Technical Reports [abstract] [file]

Argyropoulos S., Petrakis E.: Applying Information Technology in Education: Two Applications on the Web, In Proc. of the 24th Annual Conference of European Association for Education in Electrical and Information Engineering (EAEEIE 2013), Chania, Greece, May 2013.

Publication Type: Conference Publications [abstract] [file]

Kofinas N., Orfanoudakis E., Lagoudakis M.: Complete Analytical Inverse Kinematics for NAO, Proceedings of the 13th International Conference on Autonomous Robot Systems and Competitions (ROBOTICA), Lisbon, Portugal, April 2013, pp. 1-6. Best Paper Award [certificate]

Publication Type: Conference Publications [abstract] [link][file]

Stravoskoufos K.: SOWL QL : Querying Spatio-Temporal Ontologies In OWL 2.0, Master's Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, April2013.(Technical Report TR-TUC-ISL-01-2013)

Publication Type: Technical Reports [abstract] [file]

Lakiotaki K., Chliaoutakis A., Koutsos S., Petrakis E.: Towards Personalized Medical Document Classification by Leveraging UMLS Semantic Network, 2nd International Conference on Health Information Science (HIS2013), Mar 26 - 27, 2013, London, UK.

Publication Type: Conference Publications [abstract] [file]

Kontominas D., Raftopoulou P., Tryfonopoulοs C., Petrakis E.: DS⁴: A Distributed Social and Semantic Search System, 35th European Conference on Information Retrieval (ECIR 2013), March 24-27, 2013, Moscow, Russia (demo session).

Publication Type: Conference Publications [abstract] [file]

2012

Kota R., Chalkiadakis G., Robu V., Rogers A., Jennings N.: Cooperatives for Demand Side Management, In Proc. of the 20th European Conference on Artificial Intelligence, Prestigious Applications of Intelligent Systems track (ECAI-2012/PAIS-2012), Montpellier, France, August 2012

Publication Type: Conference Publications [abstract] [file]

Chalkiadakis G., Boutilier C.: Sequentially Optimal Repeated Coalition Formation under Uncertainty, Journal of Autonomous Agents and Multi-agent Systems. vol. 24, no. 3, pages 441-484, May 2012, Springer. [published online first November 2010]

Publication Type: Journal Publications [abstract] [file]

Skoulakis I., Lagoudakis M.: Efficient Reinforcement Learning in Adversarial Games, Proceedings of the 2012 IEEE International Conference on Tools with Artificial Intelligence (ICTAI), Athens, Greece, November 2012, pp. 704-711.

Publication Type: Conference Publications [abstract] [link][file]

Peraki R., Petrakis E., Chliaoutakis A.: An Information Retrieval System for Expert and Consumer Users, IEEE 12th International Conference on Bioinformatics and Bioengineering, (BIBE 2012), November 11-13, 2012, Larnaca, Cyprus.

Publication Type: Conference Publications [abstract] [file]

Christodoulou G., Petrakis E., Batsakis S.: Qualitative Spatial Reasoning using Topological and Directional Information in OWL, 24th International Conference on Tools with Artificial Intelligence (ICTAI 2012), November 7-9, 2012, Athens, Greece.

Publication Type: Conference Publications [abstract] [file]

Rexakis I., Lagoudakis M.: Directed Policy Search using Relevance Vector Machines, Proceedings of the 2012 IEEE International Conference on Tools with Artificial Intelligence (ICTAI), Athens, Greece, November 2012, pp. 25-32. Best Student Paper Award [certificate]

Publication Type: Conference Publications [abstract] [link][file]

Preventis A., Makri X., Petrakis E., Batsakis S.: CHRONOS: A Tool for Handling Temporal Ontologies in Protege, 24th International Conference on Tools with Artificial Intelligence (ICTAI 2012), November 7-9, 2012, Athens, Greece.

Publication Type: Conference Publications [abstract] [file]

Thermolia C.: Prediction of the Evolution of Bipolar Disorder using Semantic Web Technologies, Diploma Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, October 2012. (Technical Report TR-TUC-ISL-04-2012)

Publication Type: Technical Reports [abstract] [file]

Tripoliti E., Sakellarios A., Peroulis M., Petrakis E., Berends J., Tinsson E.: Training Scenarios for Vascular Surgeons of Peripheral Arteries, Modeling of Patient Safety Workshop, VPH2012 Conference, Sept. 18-20, London, UK (short paper)(presentation)

Publication Type: Conference Publications [abstract] [file]

Tripoliti E., Sakellarios A., Peroulis M., Petrakis E., Zervakis M.: Real-Time Simulation for Safer Vascular Stenting – The Training Application, 34th Annual International Conference of the IEEE in Medicine and Biology Society (EMBC'2012), San Diego, California, August 28 - September 1, 2012.)(presentation)

Publication Type: Conference Publications [abstract] [file]

Batsakis S., Petrakis E.: Imposing Restrictions Over Temporal Properties in OWL: A Rule-Based Approach, 6th International Symposium on Rules: Research Based and Industry Focused (RuleML 2012), Montpellier, France, August 27-29, 2012.

Publication Type: Conference Publications [abstract] [file]

Panagopoulos A., Chalkiadakis G., Koutroulis E.: Predicting the Power Output of Distributed Renewable Energy Resources within a Broad Geographical Region, In Proc. of the 20th European Conference on Artificial Intelligence, Prestigious Applications of Intelligent Systems track (ECAI-2012/PAIS-2012), Montpellier, France, August 2012. Best student paper award

Publication Type: Conference Publications [abstract] [file]

Matthews T., Ramchurn S., Chalkiadakis G.: Competing with Humans in Fantasy Football: Team Formation in Large Partially Observable Domains, In Proceedings of the 26th AAAI Conference on Artificial Intelligence (AAAI-2012), Toronto, ON, Canada, July 2012.

Publication Type: Conference Publications [abstract] [file]

Robu V., Kota R., Chalkiadakis G., Rogers A., Jennings N.: Cooperative Virtual Power Plant Formation Using Scoring Rules, In Proceedings of the 26th AAAI Conference on Artificial Intelligence (AAAI-2012), Toronto, ON, Canada, July 2012.

Publication Type: Conference Publications [abstract] [file]

Chalkiadakis G., Markakis E., Jennings N.: Coalitional Stability in Structured Environments, In Proc. of the 11th Int. Conf. on Autonomous Agents and Multiagent Systems (AAMAS-2012), Valencia, Spain

Publication Type: Conference Publications [abstract] [file]

Dimas A., Koletsis P., Petrakis E.: DOGI: An Annotation System for Images of Dog Breeds, 9th International Conference on Image Analysis and Recognition (ICIAR'2012), June 25-27, 2012, Aveiro, Portugal.

Publication Type: Conference Publications [abstract] [file]

Topalidou-Kyniazopoulou A., Spanoudakis N., Lagoudakis M.: A CASE Tool for Robot Behavior Development, Proceedings of the 16th RoboCup International Symposium, Mexico City, Mexico, June 2012; in RoboCup 2012: Robot Soccer World Cup XVI, Lecture Notes in Computer Science Volume 7500, Springer, 2013, pp. 225–236.

Publication Type: Conference Publications [abstract] [link][file]

Zick Y., Chalkiadakis G., Elkind E.: Overlapping Coalition Formation Games: Charting the Tractability Frontier, In Proc. of the 11th Int. Conf. on Autonomous Agents and Multiagent Systems (AAMAS-2012), Valencia, Spain

Publication Type: Conference Publications [abstract] [file]

Tripoliti E., Sakellarios A., Peroulis M., Petrakis E.: The Vascular Training Medicine Application, 26th International Congress and Exhibition, Computer Assisted Radiology and Surgery (CARS'2012), June 27-30, 2012, Pisa, Italy.

Publication Type: Conference Publications [abstract] [file]

Paraschos A., Spanoudakis N., Lagoudakis M.: Model-Driven Behavior Specification for Robotic Teams, Proceedings of the 11th International Conference on Autonomous Agents and Multiagent Systems (AAMAS), Valencia, Spain, June 2012, pp. 171-178.

Publication Type: Conference Publications [abstract] [link][file]

Teacy W., Chalkiadakis G., Farinelli A., Rogers A., Jennings N., McClean S., Parr G.: Decentralized Bayesian Reinforcement Learning for Online Agent Collaboration, In Proc. of the 11th Int. Conf. on Autonomous Agents and Multiagent Systems (AAMAS-2012), Valencia, Spain

Publication Type: Conference Publications [abstract] [file]

Chalkiadakis G., Elkind E., Wooldridge M.: Cooperative Game Theory: Basic Concepts and Computational Challenges, IEEE Intelligent Systems , 27(3), pages 86-90, May/June 2012

Publication Type: Journal Publications [abstract] [link]

Preventis A.: Chronos: A Tool for Handling Temporal Ontologies in Protégé, Diploma Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, February 2012. (Technical Report TR-TUC-ISL-01-2012)

Publication Type: Technical Reports [abstract] [file]

Christodoulou G.: CHOROS: A Reasoning and Query Engine for Qualitative Spatial Information, Diploma Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, February 2012. (Technical Report TR-TUC-ISL-03-2012)

Publication Type: Technical Reports [abstract] [file]

Partsas L.: 4D-fluents: A Plugin for crafting ontologies in Protégé, Diploma Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, February 2012. (Technical Report TR-TUC-ISL-02-2012)

Publication Type: Technical Reports [abstract] [file]

2011

Papadakis N., Stravoskoufos K., Baratis E., Petrakis E., Plexousakis D.: PROTON: A Prolog Reasoner for Temporal ONtologies in OWL, Expert Systems with Applications (ESWA), 2011.

Publication Type: Journal Publications [abstract] [file]

Batsakis S.: SOWL: A Framework for Handling Spatio-Temporal Information in OWL, Ph.D. Thesis at the Department of Electronic and Computer Engineering, Technical University of Crete, Greece, December 2011. (Technical Report TR-TUC-ISL-06-2011)

Publication Type: Technical Reports [abstract] [file]

Chalkiadakis G., Elkind E., Wooldridge M.: Computational Aspects of Cooperative Game Theory, Morgan & Claypool Publishers, 2011

Publication Type: Books [abstract] [link]

Petrakis E., Chliaoutakis A.: Automatic Document Categorization by User Profile in Medline, 15th International Symposium on Health Information Management Research (ISHIMR'2011), 8-9 September, 2011, in Zurich, Switzerland.

Publication Type: Conference Publications [abstract] [file]

Batsakis S., Stravoskoufos K., Petrakis E.: Temporal Reasoning for Supporting Temporal Queries in OWL 2.0, 15th International Conference on Knowledge-Based and Intelligent Information & Engineering Systems, 12-14 September 2011, Kaiserslautern, Germany.

Publication Type: Conference Publications [abstract] [file]

Hatzigeorgakidis G.: Management of Spatiotemporal Information in Semantic Web Applications, Diploma Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, July 2011. (Technical Report TR-TUC-ISL-05-2011)

Publication Type: Technical Reports [abstract] [file]

Batsakis S., Petrakis E.: SOWL: A Framework for Handling Spatio-Temporal Information in OWL 2.0, 5th International Symposium on Rules: Research Based and Industry Focused (RuleML' 2011), Barcelona, Spain, July 19-21, 2011.

Publication Type: Conference Publications [abstract] [file]

Dimas A.: DOGi: An Automatic Image Annotation Tool for Images of Dog Breeds, Diploma Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, July 2011. (Technical Report TR-TUC-ISL-04-2011)

Publication Type: Technical Reports [abstract] [file]

Chliaoutakis A., Petrakis E.: Automatic Term Identification by User Profile for Document Categorization in Medline, 15th Intern. Conference Applications of Natural Language to Information Systems (NLDB'2011), Alicante, Spain, June 28-30, 2011 (short paper).

Publication Type: Conference Publications [abstract] [file]

Moirogiorgou K., Tsagkatakis G., Zervakis M., Petrakis E.: A Real-Time System for HDTV Video Transmission over IP Networks, Signal and Image Processing and Applications (SIPA' 2011), June 22-24, 2011, Heraklion, Crete, Greece.

Publication Type: Workshop Proceedings [abstract] [file]

Batsakis S., Petrakis E.: Integrated Ontologies for Spatial Scene Descriptions, in Qualitative Spatio-Temporal Representation and Reasoning: Trends and Future Directions, IGI Global (book chapter), S. M Hazarika (Eds), June 2011.

Publication Type: Book Chapters [abstract] [file]

Mavrogiannaki E.: The time dimension in Clinical Guidelines for the management of abnormal gynaecological exam results, Master's thesis, Department of Electronic and Computer Engineering, Technical University of Crete, Greece, June 2011. (Technical Report TR-TUC-ISL-03-2011)

Publication Type: Technical Reports [abstract] [file]

Chalkiadakis G., Robu V., Kota R., Rogers A., Jennings N.: Cooperatives of Distributed Energy Resources for Efficient Virtual Power Plants, In Proc. of the 10th Int. Conf. on Autonomous Agents and Multiagent Systems (AAMAS-2011), Taipei, Taiwan, May 2011.

Publication Type: Conference Publications [abstract] [file]

Makri X.: 4D-Fluents Plug-In: A Tool for Handling Temporal Ontologies in Protégé, Diploma Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, May 2011. (Technical Report TR-TUC-ISL-02-2011)

Publication Type: Technical Reports [abstract] [file]

Pazis J., Lagoudakis M.: Reinforcement Learning in Multidimensional Continuous Action Spaces, Proceedings of the 2011 IEEE International Symposium on Adaptive Dynamic Programming and Reinforcement Learning (ADPRL 2011), Paris, France, April 2011, pp. 97-104.

Publication Type: Conference Publications [abstract] [link][file]

Rexakis I., Lagoudakis M.: Directed Exploration of Policy Space using Support Vector Classifiers, Proceedings of the 2011 IEEE International Symposium on Adaptive Dynamic Programming and Reinforcement Learning (ADPRL 2011), Paris, France, April 2011, pp. 112-119.

Publication Type: Conference Publications [abstract] [link][file]

Sepetas N.: Restriction Checking on OWL:2 Temporal Ontologies, Diploma Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, February 2011. (Technical Report TR-TUC-ISL-01-2011)

Publication Type: Technical Reports [abstract] [file]

2010

Chalkiadakis G., Elkind E., Markakis E., Polukarov M., Jennings N.: Cooperative Games with Overlapping Coalitions, Journal of Artificial Intelligence Research (JAIR), vol. 39, pages 179-216, September 2010.

Publication Type: Journal Publications [abstract] [file]

Lagoudakis M.: Least-Squares Reinforcement Learning Methods , in Claude Sammut and Geoffrey I. Webb (Eds.), Encyclopedia of Machine Learning, Springer, 2010, pp. 595-600.

Publication Type: Book Chapters [abstract] [link]

Lagoudakis M.: Value Function Approximation, in Claude Sammut and Geoffrey I. Webb (Eds.), Encyclopedia of Machine Learning, Springer, 2010, pp. 1011-1021.

Publication Type: Book Chapters [abstract] [link]

Vasilikos V., Lagoudakis M.: Optimization of Heuristic Search using Recursive Algorithm Selection and Reinforcement Learning , Annals of Mathematics and Artificial Intelligence, 60 (1-2), 2010, pp. 119-151.

Publication Type: Journal Publications [abstract] [link]

Batsakis S., Petrakis E.: Representing Temporal Knowledge in the Semantic Web: the Extended 4d-fluents Approach, 2nd International Workshop on Combinations of Intelligent Methods and Applications (CIMA' 2010), October 27-29, 2010, Arras, France

Publication Type: Workshop Proceedings [abstract] [file]

Raftopoulou P., Petrakis E.: Peer Rewiring in Semantic Overlay Networks under Churn, 18th International Conference on Cooperative Information Systems (CoopIS' 2010), Heraklion, Crete, Greece, October 27-29, 2010, pp. 573-581.

Publication Type: Workshop Proceedings [abstract] [file]

Batsakis S., Petrakis E.: SOWL:Spatio-temporal Representation, Reasoning and Querying over the Semantic Web, 6th International Conference on Semantic Systems (I-SEMANTICS' 2010), Graz, Austria, September 1-3, 2010.

Publication Type: Conference Publications [abstract] [file]

Katzourakis D., Papaefstathiou I., Lagoudakis M.: Open-Source Scaled Automobile Platform for Fault-Tolerant Electronic Stability Control , IEEE Transactions on Instrumentation and Measurement, 59 (9), 2010, pp. 2303-2314.

Publication Type: Journal Publications [abstract] [link]

Batsakis S., Petrakis E.: Representing and Reasoning over Spatio-Temporal Information in OWL 2.0, 6th Workshop on Semantic Web Applications and Perspectives (SWAP' 2010), Bressanone, Italy, September 21-22, 2010.

Publication Type: Workshop Proceedings [abstract] [file]

Batsakis S., Petrakis E.: SOWL: Representing Spatio-Temporal Information in OWL, 7th Extended Semantic Web Conference (ESWC'2010), Heracklion, Crete, 30 May - 3 June, 2010. Poster Paper.

Publication Type: Conference Publications [abstract] [file]

Koletsis P., Petrakis E.: SIA: Semantic Image Annotation using Ontologies and Image Content Analysis, 7th Intern. Conference on Image Analysis and Recognition (ICIAR' 2010), Povoa de Varzim, Portugal, June 21-23, 2010.

Publication Type: Conference Publications [abstract] [file]

Drymonas E., Zervanou K., Petrakis E.: Unsupervised Ontology Acquisition from Plain Texts: the OntoGain System, 14th Intern. Conference Applications of Natural Language to Information Systems (NLDB'2010), Cardiff, UK, June 23-25, 2010.

Publication Type: Conference Publications [abstract] [file]

Korokithakis S., Lagoudakis M.: Heuristic Rule Induction for Decision Making in Near-Deterministic Domains, Proceedings of the 6th Hellenic Conference on Artificial Intelligence (SETN'10), Athens, Greece, May 2010, pp. 339-344.

Publication Type: Conference Publications [abstract] [link][file]

Rovatsou M., Lagoudakis M.: Minimax Search and Reinforcement Learning for Adversarial Tetris, Proceedings of the 6th Hellenic Conference on Artificial Intelligence (SETN'10), Athens, Greece, May 2010, pp. 417-422.

Publication Type: Conference Publications [abstract] [link][file]

Hurdakis N., Argyriou M., Petrakis E., Milios E.: Hierarchical Clustering in Medical Document Collections: the BIC-Means Method, Journal of Digital Information Management (JDIM), Vol. 8, No. 2, pp. 71-77, April. 2010

Publication Type: Journal Publications [abstract] [file]

Ekici A., Ergun O., Keskinocak P., Lagoudakis M.: Optimal Job Splitting on a Multi-Slot Machine with Applications in the Printing Industry , Naval Research Logistics, 57 (3), 2010, pp. 237-251.

Publication Type: Journal Publications [abstract] [link]

Rachelson E., Lagoudakis M.: On the Locality of Action Domination in Sequential Decision Making, Proceedings of the 11th International Symposium on Artificial Intelligence and Mathematics (ISAIM), Ft. Lauderdale, FL, USA, January 2010.

Publication Type: Conference Publications [abstract] [link][file]

2009

Raftopoulou P., Petrakis E., Tryfonopoulοs C.: Rewiring Strategies for Semantic Overlay Networks, Distributed and Parallel DataBases (DAPD), Special issue on data management in Peer-to-Peer systems, Vol. 26, No. 2-3, pp. 181-205, Dec. 2009

Publication Type: Journal Publications [abstract] [file]

Raftopoulou P.: Rewiring Peer Connections over Semantic Overlay Networks, Ph.D. Thesis at the Department of Electronic and Computer Engineering, Technical University of Crete, Greece, December 2009. (Technical Report TR-TUC-ISL-04-2009)

Publication Type: Technical Reports [abstract] [file]

Chliaoutakis A.: Automatic Term Indexing in Medical Text Corpora and its Applications to Consumer Health Information Systems, Master's thesis, Department of Electronic and Computer Engineering, Technical University of Crete, Greece, December 2009. (Technical Report TR-TUC-ISL-05-2009)

Publication Type: Technical Reports [abstract] [file]

Batsakis S., Petrakis E., Milios E.: Improving the Performance of Focused Web Crawlers, Data & Knowledge Engineering (DKE) Journal, Vol. 68, No. 10, October 2009, pp. 1001-1013, 2009.

Publication Type: Journal Publications [abstract] [file]

Baratis E., Batsakis S., Petrakis E., Maris N., Papadakis N.: TOQL: Temporal Ontology Querying Language, 11th International Symposium on Spatial and Temporal Databases (SSTD 2009), July 8-10, 2009, Aalborg, Denmark.

Publication Type: Conference Publications [abstract] [file]

Baratis E., Maris N., Petrakis E., Batsakis S., Papadakis N.: The TOQL system, 11th International Symposium on Spatial and Temporal Databases (SSTD 2009), July 8-10, 2009, Aalborg, Denmark. Demo paper

Publication Type: Conference Publications [abstract] [file]

Chalkiadakis G., Elkind E., Markakis E., Polukarov M., Jennings N.: Stability of Overlapping Coalitions, ACM SIGecom Exchanges, 8(1), July 2009

Publication Type: Journal Publications [abstract] [link]

Pazis J., Lagoudakis M.: Binary Action Search for Learning Continuous-Action Control Policies, Proceedings of the 26th International Conference on Machine Learning (ICML), Montreal, Quebec, Canada, June 2009, pp. 793–800.
[video of the presentation at ICML]

Publication Type: Conference Publications [abstract] [link][file]

Drymonas E.: Ontology learning from text based on multi-word term concepts: The OntoGain method, Master's thesis, Department of Electronic and Computer Engineering, Technical University of Crete, Greece, June 2009. (Technical Report TR-TUC-ISL-02-2009)

Publication Type: Technical Reports [abstract] [file]

Koletsis P.: SIA: Semantic Image Annotation using Ontologies and Image Content Analysis, Diploma in Electronic and Computer Engineering, Department of Electronic and Computer Engineering, Technical University of Crete, Greece, June 2009. (Technical Report TR-TUC-ISL-03-2009)

Publication Type: Technical Reports [abstract] [file]

Pierris G., Lagoudakis M.: An Interactive Tool for Designing Complex Robot Motion Patterns, Proceedings of the IEEE International Conference on Robotics and Automation, Kobe, Japan, May 2009, pp. 4013–4018.

Publication Type: Conference Publications [abstract] [link][file]

Pazis J., Lagoudakis M.: Learning Continuous-Action Control Policies, Proceedings of the 2009 IEEE International Symposium on Adaptive Dynamic Programming and Reinforcement Learning (ADPRL), Nashville, TN, USA, March 2009, pp. 169-176.

Publication Type: Conference Publications [abstract] [link][file]

Chliaoutakis A., Zervanou K., Petrakis E.: The AMTEx Approach in the Medical Document Indexing and Retrieval Application, Data and Knowledge Engineering (DKE), Volume 68, Issue 3, March 2009, Pages 380-392.

Publication Type: Journal Publications [abstract] [file]

Katzourakis D., Papaefstathiou I., Lagoudakis M.: Semi-Autonomous Robotic Platform for Automobile Experiments (in Greek), Proceedings of the 1st Hellenic Robotics Conference (HEROC), Athens, Greece, February 2009.

Publication Type: Conference Publications [abstract] [file]

Dailiana Z., Mylona E., Trepat X., Lagoudakis M., Ioannou M.: Primary Human Osteosarcoma Cell Responses to Alterations in Substrate Rigidity, Proceedings of the 55th Annual Meeting of the Orthopaedic Research Society (ORS), Las Vegas, NV, USA, February 2009.

Publication Type: Workshop Proceedings [abstract] [file]

Maris N.: A reasoner for querying temporal ontologies, Diploma in Electronic and Computer Engineering, Department of Electronic and Computer Engineering, Technical University of Crete, Greece, Febrouary 2009. (Technical Report TR-TUC-ISL-01-2009)

Publication Type: Technical Reports [abstract] [file]

2008

Petrakis E.: Intelligent Search for Image Information on the Web through Text and Link Structure Analysis, Multimodal Processing and Interaction: Audio, Video, Text, Springer Verlag, Petros Maragos, Alexandros Potamianos and Patrick Gros (editors), 2008.

Publication Type: Book Chapters [abstract] [file]

Rexakis I., Lagoudakis M.: Classifier-Based Policy Representation, Proceedings of the 2008 IEEE International Conference on Machine Learning and Applications (ICMLA'08), San Diego, CA, USA, December 2008, pp. 91-98.

Publication Type: Conference Publications [abstract] [link][file]

Mosteo A., Montano L., Lagoudakis M.: Guaranteed-Performance Multi-Robot Routing under Limited Communication Range, Proceedings of the 9th International Symposium on Distributed Autonomous Robotic Systems 2008 (DARS2008), Tsukuba, Ibaraki, Japan, November 2008, pp. 491–502.

Publication Type: Conference Publications [abstract] [link][file]

Volioti S., Lagoudakis M.: Histogram-Based Visual Object Recognition for the 2007 Four-Legged RoboCup League, Proceedings of the 5th Hellenic Conference on Artificial Intelligence (SETN08), Syros, Greece, October 2008, pp. 313-326.

Publication Type: Conference Publications [abstract] [link][file]

Raftopoulou P., Petrakis E.: A Measure for Cluster Cohesion in Semantic Overlay Networks, In Proceedings of the 6th International Workshop on Large-Scale Distributed Systems for Information Retrieval (LSDS-IR), Napa Valley, California, October 2008.

Publication Type: Workshop Proceedings [abstract] [file]

Raftopoulou P., Petrakis E., Tryfonopoulοs C., Weikum G.: Information Retrieval and Filtering over Self-Organising Digital Libraries, 12th European Conference on Research and Advanced Technology for Digital Libraries (ECDL 2008), Aarhus, Denmark, September 14 to September 19, 2008.

Publication Type: Conference Publications [abstract] [file]

Dimitrakakis C., Lagoudakis M.: Rollout Sampling Approximate Policy Iteration, Machine Learning 72 (3), 2008, pp. 157-171.

Publication Type: Journal Publications [abstract] [link][file]

Baratis E., Petrakis E., Milios E.: Automatic Web Site Summarization by Image Content: A Case Study with Logo and Trademark Images, IEEE Transactions on Knowledge and Data Engineering, Vol. 20, No. 7, September 2008, pp. 1195-1204.

Publication Type: Journal Publications [abstract] [file]

Dimitrakakis C., Lagoudakis M.: Rollout Sampling Approximate Policy Iteration, (Extended Abstract) Proceedings of the 2008 European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases (ECML PKDD 2008), Antwerp, Belgium, September 2008, pp. 7.

Publication Type: Workshop Proceedings [abstract] [link][file]

Petrou S.: Efficient Browsing In Medical Databases, Diploma in Electronic and Computer Engineering, Department of Electronic and Computer Engineering, Technical University of Crete, Greece, July 2008. (Technical Report TR-TUC-ISL-03-2008)

Publication Type: Technical Reports [abstract] [file]

Baratis E.: TOQL: Querying temporal information in ontologies, Master's thesis, Department of Electronic and Computer Engineering, Technical University of Crete, Greece, July 2008. Technical Report TR-TUC-ISL-02-2008)

Publication Type: Technical Reports [abstract] [file]

Siskos D.: Ontology - Based Information Retrieval in Medical Document Collections, Diploma Thesis, Department of Electronic and Computer Engineering, Technical University of Crete, Greece, July 2008. (Technical Report TR-TUC-ISL-04-2008)

Publication Type: Technical Reports [abstract] [file]

Mylona E., Dailiana Z., Trepat X., Lagoudakis M.: Substrate Rigidity Dictates Phenotype, Survival, and Mechanics of Primary Human Osteosarcoma Cells, Proceedings of the 6th European Symposium on Biomedical Engineering (ESBME 2008), Chania, Greece, June 2008.

Publication Type: Conference Publications [abstract] [file]

Drymonas E., Zervanou K., Petrakis E.: The TSRM Approach in the Document Retrieval Application, 13th International Conference on Applications of Natural Language to Information Systems, June 24-27, 2008, London, UK.

Publication Type: Conference Publications [abstract] [file]

Dimitrakakis C., Lagoudakis M.: Algorithms and Bounds for Rollout Sampling Approximate Policy Iteration, Proceedings of the 8th European Workshop on Reinforcement Learning (EWRL'08), Lille, France, June 2008, pp. 27-40.

Publication Type: Conference Publications [abstract] [link][file]

Mosteo A., Montano L., Lagoudakis M.: Multi-Robot Routing under Limited Communication Range, Proceedings of the IEEE International Conference on Robotics and Automation (ICRA 2008), San Francisco, May 2008, pp. 1531-1536.

Publication Type: Conference Publications [abstract] [link][file]

Raftopoulou P., Petrakis E.: iCluster: a Self-Organizing Overlay Network for P2P Information Retrieval, Proceedings of 30th European Conference on Information Retrieval (ECIR), 30 March - 3 April, Glasgow, Scotland, 2008. Click here for transparencies.

Publication Type: Conference Publications [abstract] [file]

Peraki R.: Requirements Analysis for Medical Information System Design, Master's thesis, Department of Electronic and Computer Engineering, Technical University of Crete, Greece, April 2008. (Technical Report TR-TUC-ISL-01-2008)

Publication Type: Technical Reports [abstract] [file]

Chu A., Ahn H., Halwan B., Kalmin B., Artifon E., Barkun A., Lagoudakis M., Kumar A.: A Decision Support System to Facilitate Management of Patients with Acute Gastrointestinal Bleeding, Artificial Intelligence in Medicine (AIIM), 42, 2008, pp. 247-259. [doi link]

Publication Type: Journal Publications [abstract] [link]

2007

Karakasiliotis K., Kagkarakis L., Lagoudakis M.: Chlorochlamys Loop-like Locomotion: Combining Crawling and Climbing Robotics, Proceedings of the IEEE International Conference on Robotics and Biomimetics (RoBio 2007), Sanya, China, December 2007, pp. 978-983.

Publication Type: Conference Publications [abstract] [link][file]

Batsakis S.: Design and Evaluation of Topic Driven Focused Crawlers for the World Wide Web, Master's thesis, Department of Electronic and Computer Engineering, Technical University of Crete, Greece, November 2007. (Technical Report TR-TUC-ISL-01-2007)

Publication Type: Technical Reports [abstract] [file]

Kontes G., Lagoudakis M.: Coordinated Team Play in the RoboCup Four-Legged League, Proceedings of the 19th IEEE International Conference on Tools with Artificial Intelligence (ICTAI-07), Patras, Greece, October 2007, pp. 109-116.

Publication Type: Conference Publications [abstract] [link][file]

Skiadopoulos S., Giannoukos C., Sarkas N., Vassiliadis P., Sellis T., Koubarakis M.: Computing and Managing Cardinal Direction Relations, IEEE Transactions on Knowledge and Data Engineering, 19(8), August 2007.

Publication Type: Journal Publications [abstract] [file]

Chliaoutakis A., Zervanou K., Petrakis E.: Medical Document Indexing and Retrieval: AMTEx vs. NLM MMTx, 12th International Symposium for Health Information Management Research, 18-20 July 2007, Sheffield, UK.

Publication Type: Conference Publications [abstract] [file]

Petrakis E., Voutsakis E., Milios E.: Searching for Logo and Trademark Images on the Web, ACM International Conference on Image and Video Retrieval (CIVR 2007), July 9-11 2007, Amsterdam, The Netherlands.

Publication Type: Conference Publications [abstract] [file]

2006

Petrakis E., Varelas G., Chliaoutakis A., Raftopoulou P.: Design and Evaluation of Semantic Similarity Measures for Concepts Stemming from the Same or Different Ontologies, 4th Workshop on Multimedia Semantics (WMS'06), Chania, Crete, Greece, June 19-21, 2006, pp. 44-52. Click here for transparencies.

Publication Type: Workshop Proceedings [abstract] [file]

Petrakis E., Kontis K., Voutsakis E., Milios E.: Relevance Feedback Methods for Logo and Trademark Image Retrieval on the Web, Acm symposium on Applied Computing (SAC'2006), Special Track on Information Access and Retrieval (IAR), Dijon, France, April 23-27, 2006.

Publication Type: Conference Publications [abstract] [file]

Voutsakis E., Petrakis E., Milios E.: IntelliSearch: Intelligent Search for Images and Text on the Web, 3rd Intern. Conference on Image Analysis and Recognition (ICIAR'2006), Sept. 18-20, 2006, Povoa de Varzim, Portugal.

Publication Type: Conference Publications [abstract] [file]

Chliaoutakis A., Varelas G., Petrakis E., Milios E.: MedSearch: A Retrieval System for Medical Information Based on Semantic Similarity, 10th ECDL European Conference on Research and Advanced Technology for Digital Libraries (ECDL'2006), September, 17-22, 2006. Alicante, Spain.

Publication Type: Conference Publications [abstract] [file]

Chliaoutakis A., Varelas G., Voutsakis E., Petrakis E., Milios E.: Information Retrieval by Semantic Similarity, Journal on Semantic Web and Information Systems (IJSWIS), Special Issue of Multimedia Semantics, Vol. 3, No. 3, July/September, 2006, pp. 55-73, Copyright 2006, Idea Group Inc. www.idea-group.com. Posted by permission of the publisher.

Publication Type: Journal Publications [abstract] [file]

Petrakis E., Varelas G., Chliaoutakis A., Raftopoulou P.: X-Similarity: Computing Semantic Similarity between Concepts from Different Ontologies, Journal of Digital Information Management (JDIM), December 2006.

Publication Type: Journal Publications [abstract] [file]

Chliaoutakis A., Zervanou K., Petrakis E., Milios E.: Automatic Document Indexing in Large Medical Collections, ACM International Workshop on Health Information and Knowledge Management (HIKM 2006), November 11, 2006, Arlington, VA, USA.

Publication Type: Workshop Proceedings [abstract] [file]

Lagoudakis M.: Reports on the Twenty-First National Conference on Artificial Intelligence (AAAI-06) Workshop Program: Auction Mechanisms for Robot Coordination, AI Magazine, Vol. 27, 4, 2006, pp. 92-102.

Publication Type: Miscellaneous [abstract] [link][file]

Lagoudakis M.: Incremental Multi-Objective Motion Control of Nonholonomic Mobile Robots, Proceedings of the 2006 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2006), Beijing, China, October 2006, pp. 2804-2809.

Publication Type: Conference Publications [abstract] [link][file]

Hurdakis N.: Design and Evaluation of Clustering Approaches for Large Document Collections, The "BIC-Means" Method, Master's thesis, Department of Electronic and Computer Engineering, Technical University of Crete, Greece, October 2006. (Technical Report TR-TUC-ISL-02-2006)

Publication Type: Technical Reports [abstract] [file]

Koenig S., Tovey C., Lagoudakis M., Markakis V., Kempe D., Keskinocak P., Kleywegt A., Meyerson A., Jain S.: The Power of Sequential Single-Item Auctions for Agent Coordination, Proceedings of the 21st National Conference on Artificial Intelligence (AAAI-06), Boston, MA, USA, July 2006, pp. 1625-1629.

Publication Type: Conference Publications [abstract] [link][file]

Lagoudakis M.: On Improving Mobile Robot Motion Control, Proceedings of the 4th Hellenic Conference on Artificial Intelligence (SETN06), Heraklion, Greece, May 2006, pp. 551-554.

Publication Type: Conference Publications [abstract] [link][file]

Idreos S., Tryfonopoulοs C., Koubarakis M.: Distributed Evaluation of Continuous Equi-join Queries over Large Structured Overlay Networks, In Proceedings of the 22nd International Conference on Data Engineering (ICDE), Atlanta, USA, April 2006.

Publication Type: Conference Publications [abstract] [file]

Chirita P., Idreos S., Koubarakis M., Nejdl W.: Designing Semantic Publish/Subscribe Networks Using Super-Peers, In "Semantic Web and Peer-to-Peer", Steffen Staab and Heiner Stuckenschmidt (editors), Springer, 2006.

Publication Type: Book Chapters [abstract] [file]

Drymonas E.: Exploring multi-word similarity measures for Information Retrieval applications: the T-SRM method, Diploma Thesis, Technical Univ. of Crete (TUC), Dept. of Electronic and Computer Engineering, Chania, Crete, Greece. (Technical Report TR-TUC-ISL-01-2006)

Publication Type: Technical Reports [abstract] [file]

2005

Raftopoulou P., Petrakis E.: Semantic Similarity Measures: A Comparison Study, Technical Univ. of Crete (TUC), Dept. of Electronic and Computer Engineering, Chania, Crete, Greece. (Technical Report TR-TUC-ISL-04-2005) [ps]

Publication Type: Technical Reports [abstract] [file]

Raftopoulou P., Koubarakis M., Stergiou K., Triantafillou P.: Fair Resource Allocation in a Simple Multi-Agent Setting: Search Algorithms and Experimental Evaluation, International Journal on Artificial Intelligence Tools (IJAIT), 14(6), December 2005.

Publication Type: Journal Publications [abstract] [file]

Magiridou M., Sahtouris S., Christophides V., Koubarakis M.: RUL: A Declarative Update Language for RDF, In Proceedings of the 4th International Semantic Web Conference (ISWC), Galway, Ireland, November 6-10, 2005.

Publication Type: Conference Publications [abstract] [file]

Tryfonopoulοs C., Idreos S., Koubarakis M.: LibraRing: An Architecture for Distributed Digital Libraries Based on DHTs, In Proceedings of the 9th European Conference on Research and Advanced Technology for Digital Libraries (ECDL), pages 25-36, Vienna, Austria, September 2005. DELOS Research Exchange Award

Publication Type: Conference Publications [abstract] [file]

Tryfonopoulοs C.: P2P Techniques for Web Information Retrieval and Filtering, In The Informer, newsletter of the British Computer Society, Information Retrieval Specialist Group, Autumn Edition 2005.

Publication Type: Journal Publications [abstract] [file]

Koubarakis M., Kaoudi Z., Miliaraki I.: Semantic Grid Service Discovery using DHTs, Extended Abstract. Proceedings of the 1st CoreGrid WP2 Workshop on Knowledge and Data Management. September 13-14, 2005. Poznan, Poland.

Publication Type: Workshop Proceedings [abstract] [file]

Baratis E.: Automatic Logo and Trademark Extraction from Large Corporate Web-Sites, Diploma in Electronic and Computer Engineering, Department of Electronic and Computer Engineering, Technical University of Crete, Greece, September 2005.(Technical Report TR-TUC-ISL-03-2005)

Publication Type: Technical Reports [abstract] [file]

Chliaoutakis A.: Semantic Similarity Measures in MeSH Ontology and their application to Information Retrieval on Medline, Diploma Thesis, Technical Univ. of Crete (TUC), Dept. of Electronic and Computer Engineering, Chania, Crete, Greece, September 2005. (Technical Report TR-TUC-ISL-02-2005)

Publication Type: Technical Reports [abstract] [file]

Tryfonopoulοs C., Idreos S., Koubarakis M.: Publish/Subscribe Functionality in IR Environments using Structured Overlay Networks, In Proceedings of the 28th Annual International ACM SIGIR Conference, Salvador, Brazil, August 2005.

Publication Type: Conference Publications [abstract] [file]

Liarou E., Idreos S., Koubarakis M.: Publish/Subscribe with RDF Data over Large Structured Overlay Networks, In Proceedings of the 3rd International Workshop on Database, Information Systems and Peer-to-Peer Computing (DBISP2P 2005), in conjunction with VLDB 2005, Trondheim, Norway, August 28-29, 2005.

Publication Type: Workshop Proceedings [abstract] [file]

Marrow P., Koubarakis M.: Self-organising applications using lightweigh agents, Third International Workshop on Engineering Self-Organising Applications (ESOA 2005). Held in conjunction with the 4th International Joint Conference on Autonomous Agents and Multi-Agent Systems (AAMAS 2005), July 2005. Utrecht, The Netherlands.

Publication Type: Workshop Proceedings [abstract] [file]

Lagoudakis M., Markakis V., Kempe D., Keskinocak P., Koenig S., Tovey C., Kleywegt A., Meyerson A., Jain S.: Auction-Based Multi-Robot Routing, Proceedings of Robotics: Science and Systems, MIT, Boston, MA, June 2005.

Publication Type: Conference Publications [abstract] [link][file]

Varelas G.: Semantic Similarity Methods in WordNet and Their Application to Information Retrieval on the Web, Diploma Thesis, Technical Univ. of Crete (TUC), Dept. of Electronic and Computer Engineering, Chania, Crete, Greece, June 2005. (Technical Report TR-TUC-ISL-01-2005)

Publication Type: Technical Reports [abstract] [file]

Varelas G., Voutsakis E., Raftopoulou P., Petrakis E., Milios E.: Semantic Similarity Methods in WordNet and their Application to Information Retrieval on the Web, 7th ACM International Workshop on Web Information and Data Management (WIDM 2005), pp. 10-16, Nov. 5, 2005, Bremen, Germany. Click here for transparencies (in ppt).

Publication Type: Workshop Proceedings [abstract] [file]

Voutsakis E., Petrakis E., Milios E.: Weighted Link Analysis for Logo and Trademark Image Retrieval on the Web, The 2005 IEEE/WIC/ACM International Conference on Web Intelligence (WI2005), pp. 581-585, Sept. 19-22, 2005, Compiegne University of Technology, France. Click here for transparencies (in ppt).

Publication Type: Conference Publications [abstract] [file]

Tovey C., Lagoudakis M., Jain S., Koenig S.: The Generation of Bidding Rules for Auction-Based Robot Coordination, Proceedings of the 3rd International Multi-Robot Systems Workshop, Naval Research Laboratory, Washington, DC, March 2005, pp. 3-14.

Publication Type: Conference Publications [abstract] [link][file]

Tryfonopoulοs C., Idreos S., Koubarakis M.: Publish/Subscribe Functionalities for Future Digital Libraries using Structured Overlay Networks, In Proceedings of the 8th International Workshop of the DELOS Network of Excellence on Digital Libraries on Future Digital Library Management Systems, Schloss Dagstuhl, Germany, March 2005.

Publication Type: Workshop Proceedings [abstract] [file]

Skiadopoulos S., Koubarakis M.: On the Consistency of Cardinal Directions Constraints, Artificial Intelligence, Vol. 163, No. 1, 2005, pp. 91-135.

Publication Type: Journal Publications [abstract] [file]

Koubarakis M.: Query Evaluation in Temporal Constraint Databases, In M. Fischer, D. Gabbay and L. Villa (eds.) Handbook of Temporal Reasoning in Artificial Intelligence. Volume 1 in the series “Foundations of Artificial Intelligence”, B. Nebel, J.Hendler and H. Kitano (eds). Elsevier Science. 2005.

Publication Type: Book Chapters [abstract]

2004

Tryfonopoulοs C., Koubarakis M., Drougas Y.: Filtering Algorithms for Information Retrieval Models with Named Attributes and Proximity Operators, Proceedings of the 27th Annual ACM SIGIR Conference. July 25-July 29, 2004, Sheffield, United Kingdom.

Publication Type: Conference Publications [abstract] [file]

Kontis K.: Relevance feedback methods for Web Image Retrieval, Diploma in Electronic and Computer Engineering, Department of Electronic and Computer Engineering, Technical University of Crete, Greece. (Technical Report TR-TUC-ISL-02-2004)

Publication Type: Technical Reports [abstract] [file]

Voutsakis E.: Image retrieval on the World Wide Web, Diploma in Electronic and Computer Engineering, Department of Electronic and Computer Engineering, Technical University of Crete, Greece. (Technical Report TR-TUC-ISL-01-2004)

Publication Type: Technical Reports [abstract] [file]

Idreos S., Koubarakis M., Tryfonopoulοs C.: P2P-DIET: An Extensible P2P Service that Unifies Ad-hoc and Continuous Querying in Super-peer Networks, Proceedings of the ACM SIGMOD/PODS 2004 Conference. Maison de la Chimie, Paris, France, June 13-18, 2004, Demo paper.

Publication Type: Conference Publications [abstract] [file]

Chirita P., Idreos S., Koubarakis M., Nejdl W.: Publish/Subscribe for RDF-based P2P Networks, Proceedings of the 1st European Semantic Web Symposium (ESWS 2004), Heraklion, Crete, Greece, May 10-12, 2004. In LNCS, Vol. 3053, pages 182-197.

Publication Type: Conference Publications [abstract] [file]

Idreos S., Koubarakis M.: P2P-DIET: Ad-hoc and Continuous Queries in Peer-to-Peer Networks using Mobile Agents, 3rd Hellenic Conference in Artificial Intelligence, Samos, Greece, May 5-8, 2004. In LNAI, Vol. 3025, pages 23-32.

Publication Type: Conference Publications [abstract] [file]

Doulaverakis C., Vagionitis S., Zervakis M., Petrakis E.: Adaptive Methods for Motion Characterization and Segmentation of MPEG Compressed Frame Sequence, Intern. Conference on Image Analysis and Recognition (ICIAR'2004), Porto, Portugal, Sept./Oct. 2004, Proc. Part I, Springer Verlag (LNCS 3211), pp. 310-317.

Publication Type: Conference Publications [abstract] [file]

Skiadopoulos S., Giannoukos C., Vassiliadis P., Sellis T., Koubarakis M.: Computing and Handling Cardinal Direction Information, Proceedings of IX International Conference on Extending Database Technology (EDBT04), Heraklion, Crete, Greece, March 14-18, 2004.

Publication Type: Conference Publications [abstract] [file]

Idreos S., Koubarakis M., Tryfonopoulοs C.: P2P-DIET: One-Time and Continuous Queries in Super-peer Networks, Proceedings of the IX International Conference on Extending Database Technology (EDBT04), Heraklion, Crete, Greece, March 14-18, 2004. In LNCS, Vol. 2992, pages 851-853, Demo paper.

Publication Type: Conference Publications [abstract] [file]

Koubarakis M.: Word Proximity Constraints: Information Retrieval meets Temporal Reasoning, Proceedings of the 11th International Symposium on Temporal Representation and Reasoning, Tatihou, Normandie, France, 1-3 July, 2004.

Publication Type: Conference Publications [abstract]

Skiadopoulos S., Koubarakis M.: Composing Cardinal Direction Relations, Artificial Intelligence, Vol. 152, No. 2, February 2004, pages 143-171.

Publication Type: Journal Publications [abstract]

Tryfonopoulοs C., Koubarakis M.: Implementing Publish/Subscribe Systems with Languages from Information Retrieval on Top of Structured Overlay Networks, In Proceedings of the International Workshop on Peer-to-Peer and IR (P2P&IR 2004), Sheffield, UK, July 29, 2004.

Publication Type: Workshop Proceedings [abstract] [file]

Koubarakis M., Tryfonopoulοs C.: Distributed Resource Sharing using Self-Organized Peer-to-Peer Networks and Languages from Information Retrieval, Invitational Workshop on Self-* Properties in Complex Information Systems. Bertinoro, Italy, 31 May and 2 June, 2004.

Publication Type: Workshop Proceedings [abstract] [file]

Tryfonopoulοs C., Koubarakis M.: Publish/Subscribe Systems with Distributed Hash Tables and Languages from Information Retrieval, In Proceedings of the 6th Workshop on Distributed Data and Structures (WDAS 2004), Lausanne, Switzerland, July 5-7, 2004.

Publication Type: Workshop Proceedings [abstract] [file]

Idreos S., Tryfonopoulοs C., Koubarakis M., Drougas Y.: Query Processing in Super-Peer Networks with Languages Based on Information Retrieval: the P2P-DIET Approach, International Workshop on Peer-to-Peer Computing and Data Bases (P2P&DB 2004), Heraklion, Crete, Greece, March 14, 2004. In LNCS 3268 (Current Trends in Database Technology - EDBT 2004 Workshops - Revised Selected Papers), Springer.

Publication Type: Workshop Proceedings [abstract] [file]

Aberer K., Koubarakis M., Kalogeraki V.: Databases, Information Systems and Peer-to-Peer Computing, (Proceedings of International Workshop, DBISP2P 2003), Lecture Notes in Computer Science, Vol. 2944, Springer.

Publication Type: Books [abstract]

Bertino E., Christodoulakis S., Plexousakis D., Christophides V., Koubarakis M., Böhm K., Ferrari E.: Advances in Database Technology, Proceedings of the 9th International Conference on Extending Database Technology (EDBT 2004), Heraklion, Crete, Greece, March 14-18, 2004, . Lecture Notes in Computer Science, Vol. 2992, Springer.

Publication Type: Books [abstract]

Lagoudakis M., Berhault M., Keskinocak P., Koenig S., Kleywegt A.: Simple Auctions with Performance Guarantees for Multi-Robot Task Allocation, Proceedings of the 2004 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2004), Sendai, Japan, September 2004, vol. 1, pp. 698-705.

Publication Type: Conference Publications [abstract] [link][file]

Kumar A., Lagoudakis M., Kalmin B., Halwan B.: Predicting Need for Urgent Endoscopy in Patients with Acute Gastrointestinal Bleeding, (Extended Abstract) Proceedings of the ASGE Ninth Annual Young Investigators Conference in Digestive Diseases, Huntington Beach, CA, April 2004.

Publication Type: Workshop Proceedings [abstract] [file]

Lagoudakis M., Koenig S.: Planning, in the Encyclopedia of Human Computer Interaction, Berkshire Publishing Book, 2004, pp. 554-560.

Publication Type: Book Chapters [abstract] [link][file]

2003

Triantafillou P., Xiruhaki C., Koubarakis M., Ntarmos N.: Towards High-Performance Peer-to-Peer Content and Resource Sharing Systems, In First Biennial Conference on Innovative Data Systems Research (CIDR 2003), January 5-9, Pacific Grove, California, U.S.A.

Publication Type: Conference Publications [abstract] [file]

Koubarakis M., Tryfonopoulοs C., Idreos S., Drougas Y.: Selective Information Dissemination in P2P Networks: Problems and Solutions, ACM SIGMOD Record, Special issue on Peer-to-Peer Data Management, Karl Aberer (editor), Volume 32, Number 3, September 2003.

Publication Type: Journal Publications [abstract] [file]

Malamas E., Petrakis E., Zervakis M., Pettit L., Legat J.: Industrial Vision: Systems, Tools and Techniques, Image and Vision Computing, Vol. 21, No. 2, February 2003, pp. 171-188.

Publication Type: Journal Publications [abstract] [file]

Koubarakis M.: Multi-Agent Systems and P2P Computing: Methods, Systems and Challenges (Invited talk), Proceedings of the 7th International Workshop on Cooperative Information Agents (CIA 2003), Helsinki, Finland, August 27-29, 2003. In LNAI, Vol. 2782, pages 46-61, Springer.

Publication Type: Workshop Proceedings [abstract] [file]

Moro G., Koubarakis M.: Agents and Peer-to-Peer Computing, (Proceedings of First International Workshop, AP2PC 2002), Lecture Notes in Computer Science, Springer, Vol. 2530, June 2003.

Publication Type: Books [abstract] [link]

Koubarakis M., Sellis T., Frank A., Grumbach S., Güting R., Jensen C., Lorentzos N., Manolopoulos Y., Nardelli E., Pernici B., Schek H., Scholl M., Theodoulidis B., Tryfona N.: Spatiotemporal Databases: The Chorochronos Approach, Lecture Notes in Computer Science, Vol. 2520, June 2003, Springer.

Publication Type: Books [abstract] [link]

Koubarakis M., Sellis T.: Introduction, In M. Koubarakis, T. Sellis et. al. (eds.) Spatiotemporal Databases: The Chorochronos Approach, Lecture Notes in Computer Science, Vol. 2520, pages 1-5, June 2003, Springer.

Publication Type: Book Chapters [abstract]

Grumbach S., Koubarakis M., Scholl M., Rigaux P., Skiadopoulos S.: Spatiotemporal models and languages: an approach based on constraints, In M. Koubarakis, T. Sellis et. al. Spatiotemporal Databases: The Chorochronos Approach, Lecture Notes in Computer Science, Vol. 2520, June 2003, Springer.

Publication Type: Book Chapters [abstract]

Koubarakis M., Theodoridis Y., Sellis T.: Spatio-temporal Databases in the Years Ahead, In M. Koubarakis, T. Sellis et. al. (eds.) Spatiotemporal Databases: The Chorochronos Approach, Lecture Notes in Computer Science, Vol. 2520, pages 289-290, June 2003, Springer.

Publication Type: Book Chapters [abstract]

Lagoudakis M., Parr R.: Least-Squares Policy Iteration, Journal of Machine Learning Research (JMLR), 4, 2003, pp. 1107-1149.

Publication Type: Journal Publications [abstract] [link][file]

Lagoudakis M., Parr R.: Approximate Policy Iteration using Large-Margin Classifiers, Proceedings of the 18th International Joint Conference on Artificial Intelligence (IJCAI-03), Acapulco, Mexico, August 2003, pp. 1432-1434.

Publication Type: Conference Publications [abstract] [link][file]

Lagoudakis M., Parr R.: Reinforcement Learning as Classification: Leveraging Modern Classifiers, Proceedings of the 20th International Conference on Machine Learning (ICML-03), Washington, DC, U.S.A., August 2003, pp. 424-431.

Publication Type: Conference Publications [abstract] [link][file]

Raftopoulou P.: Fair Resource Allocation in P2P Systems: Theoretical and Experimental Results, Master's thesis, Department of Electronic and Computer Engineering, Technical University of Crete, Greece, June 2003. (Technical Report TR-TUC-ISL-01-2003)

Publication Type: Technical Reports [abstract] [file]

2002

Skiadopoulos S., Koubarakis M.: Consistency Checking for Qualitative Spatial Reasoning with Cardinal Directions, CP 2002, pages 341-355.

Publication Type: Conference Publications [abstract] [file]

Gallardo-Antolin A., Navia-Vasquez A., Molina-Bulla H., Rodriguez-Gonzalez A., Valverde-Albacete F., Cid-Suerio J., Figuieras-Vidal A., Koutris T., Xiruhaki C., Koubarakis M.: I-Gaia: an Information Processing Layer for the DIET Platform, Proceedings of the 1st International Conference on Autonomous Agents and Multi-Agent Systems (AAMAS2002), Bologna, Italy, July 2002.

Publication Type: Conference Publications [abstract] [file]

Koubarakis M., Koutris T., Raftopoulou P., Tryfonopoulοs C.: Efficient Agent-Based Dissemination of Textual Information, 2nd Hellenic Conference on Artificial Intelligence (SETN 02), 11 - 12 April 2002, Thessaloniki, Greece.

Publication Type: Conference Publications [abstract] [file]

Koubarakis M., Koutris T., Tryfonopoulοs C., Raftopoulou P.: Information Alert in Distributed Digital Libraries: The Models, Languages and Architecture of DIAS, 6th European Conference on Research and Advanced Technology for Digital Libraries (ECDL 02), 16-18 September 2002, Pontifical Gregorian University, Rome, Italy.

Publication Type: Conference Publications [abstract] [file]

Petrakis E.: Design and Evaluation of Spatial Similarity Approaches for Image Retrieval, Image and Vision Computing, January 2002, Number 1, Volume 20, pp. 59-76.

Publication Type: Journal Publications [abstract] [file]

Finin T., Koubarakis M., Labrou Y.: Special Issue on Intelligent Information Agents in the Internet and WWW Age, International Journal on Artificial Intelligence Tools, Vol. 11, No. 2, March 2002.

Publication Type: Journal Publications [abstract]

Petrakis E.: Content-Based Retrieval of Medical Images, International Journal of Computer Research, Volume 11, Number 2, 2002, pp. 171-182.

Publication Type: Journal Publications [abstract] [file]

Petrakis E.: Fast Retrieval by Spatial Structure in Image DataBases, Journal of Visual Languages and Computing, Vol. 13, No. 5, October 2002, pp. 545-569.

Publication Type: Journal Publications [abstract] [file]

Koubarakis M., Plexousakis D.: A Formal Framework for Business Process Modeling and Design, Information Systems, Vol. 27, No. 5, pages 299-319, July 2002.

Publication Type: Journal Publications [abstract] [file]

Petrakis E., Faloutsos C., Lin K.: ImageMap: An Image Indexing Method Based on Spatial Similarity, IEEE Transactions on Knowledge and Data Engineering, Vol. 14, No. 5, September/October 2002, pp. 979-987 (Technical Report TR-01-MUSIC-1999).

Publication Type: Journal Publications [abstract] [file]

Petrakis E., Diplaros A., Milios E.: Matching and Retrieval of Distorted and Occluded Shapes using Dynamic Programming, IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol. 24, No. 11, November 2002, pp. 1501-1516.

Publication Type: Journal Publications [abstract] [file]

Koubarakis M.: Querying Temporal Constraint Networks: A Unifying Approach, Applied Intelligence,Vol. 17, No. 3, pages 297-311, November-December 2002.

Publication Type: Journal Publications [abstract] [file]

Triantafillou P., Xiruhaki C., Koubarakis M.: Efficient Massive Sharing of Content among Peers, IEEE Workshop on Resource Sharing in Massively Distributed Systems (RESH'02), July 2, 2002, Vienna, Austria.

Publication Type: Workshop Proceedings [abstract] [file]

Koubarakis M., Tryfonopoulοs C., Raftopoulou P., Koutris T.: Data Models and Languages for Agent-Based Textual Information Dissemination, 6th International Workshop on Cooperative Information Systems (CIA 02), 18-20 September 2002, Universidad Rey Juan Carlos, Madrid, Spain. [long version(zipped)]

Publication Type: Workshop Proceedings [abstract] [file]

Koubarakis M., Tryfonopoulοs C.: Peer-to-peer agent systems for textual information dissemination: algorithms and complexity, In UK Workshop on Multiagent Systems (UKMAS-2002), Liverpool, UK, 18 & 19 December, 2002.

Publication Type: Workshop Proceedings [abstract] [file]

Koubarakis M.: Textual Information Dissemination in Distributed Event-Based Systems, Proceedings of the International Workshop on Distributed Event-Based systems (DEBS'02), July 2-3, 2002, Vienna, Austria.

Publication Type: Workshop Proceedings [abstract] [file]

Lagoudakis M., Parr R.: Learning in Zero-Sum Team Markov Games using Factored Value Functions, Proceedings of NIPS*2002: Neural Information Processing Systems, Vancouver, BC, Canada, December 2002, pp. 1659-1666.

Publication Type: Conference Publications [abstract] [link][file]

Manaris B., MacGyvers V., Lagoudakis M.: A Listening Keyboard for Users with Motor Impairments - A Usability Study, International Journal of Speech Technology, 5, 2002, pp. 371-388.

Publication Type: Journal Publications [abstract] [link][file]

Lagoudakis M., Parr R.: Value Function Approximation in Zero-Sum Markov Games, Proceedings of the 18th Conference on Uncertainty in Artificial Intelligence (UAI-02), Edmonton, AB, Canada, August 2002, pp. 283-292.

Publication Type: Conference Publications [abstract] [link][file]

Guestrin C., Lagoudakis M., Parr R.: Coordinated Reinforcement Learning, Proceedings of the 19th International Conference on Machine Learning (ICML-02), Sydney, Australia, July 2002, pp. 227-234.

Publication Type: Conference Publications [abstract] [link][file]

Lagoudakis M., Parr R., Littman M.: Least-Squares Methods in Reinforcement Learning for Control, Lecture Notes on Artificial Intelligence, Vol. 2308, Springer, Proceedings of the 2nd Hellenic Conference on Artificial Intelligence (SETN-02), Thessaloniki, Greece, April 2002, pp. 249-260.

Publication Type: Conference Publications [abstract] [link][file]

Guestrin C., Lagoudakis M., Parr R.: Coordinated Reinforcement Learning, Proceedings of the 2002 AAAI Spring Symposium Series: Collaborative Learning Agents, Stanford, CA, USA, March 2002.

Publication Type: Miscellaneous [abstract] [file]

2001

Skiadopoulos S., Koubarakis M.: Composing Cardinal Direction Relations, Proceedings of the 7th International Symposium on Spatial and Temporal Databases (SSTD-2001), Los Angeles, California, July 12-15, 2001.

Publication Type: Conference Publications [abstract] [file]

Marrow P., Koubarakis M., van Lengen R., Valverde-Albacete F., Bonsma E., Cid-Suerio J., Figuieras-Vidal A., Gallardo-Antolin A., Hoile C., Koutris T., Molina-Bulla H., Navia-Vasquez A., Raftopoulou P., Skarmeas N., Tryfonopoulοs C., Wang F., Xiruhaki C.: Agents in Decentralised Information Ecosystems: The DIET Approach, Symposium on Information Agents for E-Commerce, AISB'01 Convention, 21st - 24th March 2001 University of York, United Kingdom.

Publication Type: Conference Publications [abstract] [file]

Koubarakis M.: Tractable Disjunctions of Linear Constraints: Basic Results and Applications to Temporal Reasoning, Theoretical Computer Science, Vol. 266, pages 311-339, September 2001.

Publication Type: Journal Publications [abstract] [file]

Koubarakis M.: Boolean Queries with Proximity Operators for Information Dissemination, Proceedings of the workshop on Foundations of Models and Languages for Information Integration (FMII-2001), Viterbo, Italy , 16-18 September, 2001. In LNCS.

Publication Type: Workshop Proceedings [abstract] [file]

Diplaros A., Petrakis E., Milios E.: Shape Matching with Occlusion in Image Databases, Infotech Oulou Intern. Workshop on Information Retrieval (IR'2001), pp. 142-150, September 19-21, 2001, Oulu Finland. Best student paper award.

Publication Type: Workshop Proceedings [abstract] [file]

Petrakis E.: Indexing Images with Multiple Regions, Infotech Oulou Intern. Workshop on Information Retrieval (IR'2001), pp. 132-141, September 19-21, 2001, Oulu, Finland. Click here for transparencies (in ppt).

Publication Type: Workshop Proceedings [abstract] [file]

Lagoudakis M., Parr R.: Model-Free Least-Squares Policy Iteration, Proceedings of NIPS*2001: Neural Information Processing Systems, Vancouver, BC, Canada, December 2001, pp. 1547-1554.

Publication Type: Conference Publications [abstract] [link][file]

Lagoudakis M., Littman M., Parr R.: Selecting the Right Algorithm, Proceedings of the 2001 AAAI Fall Symposium Series: Using Uncertainty within Computation, Cape Cod, MA, USA, November 2001.

Publication Type: Miscellaneous [abstract] [file]

Lagoudakis M., Littman M.: Learning to Select Branching Rules in the DPLL Procedure for Satisfiability, Electronic Notes in Discrete Mathematics (ENDM), Vol. 9, Elsevier, LICS 2001 Workshop on Theory and Applications of Satisfiability Testing (SAT-2001), Boston, MA, USA, June 2001.

Publication Type: Conference Publications [abstract] [file]

2000

Stergiou K., Koubarakis M.: Backtracking Algorithms for Disjunctions of Temporal Constraints, Artificial Intelligence, Vol. 120 (1) (2000) pp. 81-117.

Publication Type: Journal Publications [abstract]

Petrakis E., Georgiadis K.: Evaluation of Spatial Similarity Methods for Image Retrieval, CSCC' 2000, Vol. 4 (Signal Processing, Communications and Computer Science), pp. 13-18, Athens, Greece, July 10-15, 2000.

Publication Type: Conference Publications [abstract] [file]

Koubarakis M., Plexousakis D.: A Formal Model for Business Process Modeling and Design, Proceedings of CAiSE*00, Stockholm, Sweden, June 5-9, 2000.

Publication Type: Conference Publications [abstract] [file]

Rao Z., Petrakis E., Milios E.: Efficient Retrieval of Deformed and Occluded Shapes, International Conference on Pattern Recognition (ICPR'2000), pp 67-71 (Vol. 4), Barcelona, Spain, September 3-8, 2000. Acceptance rate 12.9% (186 full papers accepted out of 1438 submitted).

Publication Type: Conference Publications [abstract] [file]

Koubarakis M., Skiadopoulos S.: Querying temporal and spatial constraint networks in PTIME, Artificial Intelligence, Vol. 123, No. 1-2, pages 223-263, 2000.

Publication Type: Journal Publications [abstract] [file]

Petrakis E., Tzeras K.: Similarity Searching in the CORDIS Text Database, Software Practice and Experience, November 2000, Number 13, Volume 30, pp. 1447-1464.

Publication Type: Journal Publications [abstract] [file]

Cohen D., Jeavons P., Jonsson P., Koubarakis M.: Building Tractable Disjunctive Constraints, Journal of ACM, Vol. 47, No. 5, pages 826-853, September 2000.

Publication Type: Journal Publications [abstract] [file]

Milios E., Petrakis E.: Shape Retrieval Based on Dynamic Programming, IEEE Transactions on Image Processing (special issue on image and video processing for digital libraries), January 2000, Number 1, Volume 1, pp. 141-147.

Publication Type: Journal Publications [abstract] [file]

Lagoudakis M., Littman M.: Reinforcement Learning for Algorithm Selection, (Student Abstract), Proceedings of the 17th National Conference on Artificial Intelligence (AAAI-00), Austin, TX, USA, July 2000, pp. 1081.

Publication Type: Workshop Proceedings [abstract] [link][file]

Lagoudakis M., Littman M.: Algorithm Selection using Reinforcement Learning, Proceedings of the 17th International Conference on Machine Learning (ICML-00), Stanford, CA, USA, June 2000, pp. 511-518.

Publication Type: Conference Publications [abstract] [link][file]

1999

Yuen Wong K., Spetsakis M., Petrakis E.: Motion Segmentation and Indexing for Video Database, Vision Interface'99 (VI' 99), pp. 482-489, Quebec, Canada, May 18-21, 1999.

Publication Type: Conference Publications [abstract] [file]

Koubarakis M., Skiadopoulos S.: Querying Temporal Constraint Networks in PTIME, Proceedings of AAAI-99. Orlando, Florida, July 18-22, 1999.

Publication Type: Conference Publications [abstract] [file]

Tzeras K., Petrakis E.: Similarity Searching in Text Databases with Multiple Field Types, 15th International Conference on Data Engineering, ICDE' 99, Sydney, Australia, March 1999 (poster). Acceptance rate 29.4% (88 full papers and posters accepted out of 299 submitted).

Publication Type: Conference Publications [abstract] [file]

Petrakis E., Milios E.: Efficient Retrieval by Shape Content, IEEE Multimedia Systems 1999 (ICMS' 99), pp. 616-621 (Vol. 2), Florence, Italy, June 6-9, 1999. Acceptance rate 24.3% (147 full papers accepted out of 604 submitted).

Publication Type: Conference Publications [abstract] [file]

Koubarakis M., Plexousakis D.: Business Process Modeling and Design: A Formal Model and Methodology, BT Technology Journal, special issue on the emerging enterprise, Vol. 17, No. 4, pp. 23-35, October 1999.

Publication Type: Journal Publications [abstract]

Frank A., Grumbach S., Güting R., Jensen C., Koubarakis M., Lorentzos N., Manolopoulos Y., Nardelli E., Pernici B., Schek H., Scholl M., Sellis T., Theodoulidis B., Widmayer P.: Chorochronos: A Research Network for Spatiotemporal Database Systems, ACM SIGMOD Record, Vol. 28, No. 3, pages 12-21, 1999.

Publication Type: Journal Publications [abstract] [file]

Koubarakis M., Skiadopoulos S.: Tractable Query Answering in Indefinite Constraint Databases: Basic Results and Applications to Querying Spatio-Temporal Information, In M. H. Bohlen, C.S. Jensen and M.O. Scholl, Spatio-Temporal Database Management (Proceedings of the International Workshop STDBM'99, Edinburgh, Scotland, September 1999), LNCS vol. 1678, Springer, pages 204-223.

Publication Type: Workshop Proceedings [abstract] [file]

Koubarakis M., Skiadopoulos S.: Tractable Query Answering in Indefinite Constraint Databases: Basic Results and Applications to Querying Spatio-Temporal Information In Spatio-Temporal Database Management, (Proceedings of the International Workshop STDBM'99), Lecture Notes in Computer Science, Vol. 1678, Bohlen, M.H. and Jensen, C. and Scholl, M. (eds.), pages 204-223, Springer, 1999.

Publication Type: Workshop Proceedings [abstract]

Koubarakis M., Plexousakis D.: Business Process Modeling and Design: AI Models and Methodology, Proceedings of the IJCAI-99 Workshop on Intelligent Workflow and Process Management: The New Frontier for AI in Business, Stockholm, Sweden, August 1-2, 1999.

Publication Type: Workshop Proceedings [abstract] [file]

Koubarakis M., Skiadopoulos S.: Querying Indefinite Temporal and Spatial Information: A New Frontier, Proceedings of the IJCAI-99 Workshop on Hot Topics in Temporal and Spatial Reasoning, Stockholm, Sweden, August 2, 1999.

Publication Type: Workshop Proceedings [abstract] [file]

Petrakis E.: ImageMap: An Image Indexing Method Based on Spatial Similarity, Technical Report TR-01-MUSIC-1999.

Publication Type: Technical Reports [abstract] [file]

Lagoudakis M., Maida A.: Neural Maps for Mobile Robot Navigation, Proceedings of the 1999 IEEE International Joint Conference on Neural Networks (IJCNN-99), Washington, DC, USA, July 1999, vol. 3, pp. 2011-2016.

Publication Type: Conference Publications [abstract] [link][file]

Lagoudakis M., Maida A.: Robot Navigation with a Polar Neural Map, (Student Abstract), Proceedings of the 16th National Conference on Artificial Intelligence (AAAI-99), Orlando, FL, USA, July 1999, pp. 965.

Publication Type: Workshop Proceedings [abstract] [link][file]

Lagoudakis M., LaBean T.: 2D DNA Self-Assembly for Satisfiability, DIMACS Series in Discrete Mathematics and Theoretical Computer Science, Vol. 54, AMS, Proceedings of the 5th DIMACS Workshop on DNA Based Computers, MIT, Boston, MA, USA, June 1999, pp. 141-154.

Publication Type: Conference Publications [abstract] [link][file]

Manaris B., MacGyvers V., Lagoudakis M.: Universal Access to Mobile Computing Devices through Speech Input, Proceedings of the 12th International Florida Artificial Intelligence Research Symposium (FLAIRS-99), Orlando, FL, USA, May 1999, pp. 286-292.

Publication Type: Conference Publications [abstract] [link][file]

Lagoudakis M., Maida A.: A Polar Neural Map for Mobile Robot Local Navigation, (Extended Abstract), Proceedings of the 1999 International Conference on Cognitive and Neural Systems (ICCNS-99), Boston, MA, USA, May 1999.

Publication Type: Workshop Proceedings [abstract] [file]

Lagoudakis M.: An IDA* Algorithm for Optimal Spare Allocation, Proceedings of 1999 ACM Symposium on Applied Computing (SAC-99), San Antonio, TX, USA, February 1999, pp. 486-488.

Publication Type: Conference Publications [abstract] [link][file]

1998

Stergiou K., Koubarakis M.: Backtracking Algorithms for Disjunctions of Temporal Constraints, Proceedings of AAAI-98, pages 248-253. Madison, Wisconsin, July 26-30, 1998.

Publication Type: Conference Publications [abstract] [file]

Lagoudakis M.: Book Review: Artificial Intelligence and Scientific Method, Journal of Intelligent and Robotic Systems, 22, 1998, pp. 87-95.

Publication Type: Miscellaneous [abstract] [link][file]

1997

Cohen D., Jeavons P., Koubarakis M.: Tractable Disjunctive Constraints, Proceedings of the 3rd International Conference on Principles and Practice of Constraint Programming (CP97). Lecture Notes in Computer Science, Vol. 1330, pages 478-490.

Publication Type: Conference Publications [abstract] [file]

Koubarakis M.: The Complexity of Query Evaluation in Indefinite Temporal Constraint Databases, Theoretical Computer Science, Vol. 171, pages 25-60, January 1997. Special Issue on Uncertainty in Databases and Deductive Systems, Editor: L.V.S. Lakshmanan.

Publication Type: Journal Publications [abstract] [file]

Koubarakis M.: From Local to Global Consistency in Temporal Constraint Networks, Theoretical Computer Science, Vol. 173, pages 89-112, February 1997. Invited submission to the special issue for the 1st International Conference on Principles and Practice of Constraint Programming (CP95), Editors: U. Montanari and F. Rossi.

Publication Type: Journal Publications [abstract] [file]

Petrakis E., Faloutsos C.: Similarity Searching in Medical Image Databases, IEEE Transactions on Knowledge and Data Engineering, Vol. 9, No. 3, pp. 435-447, May/June 1997.

Publication Type: Journal Publications [abstract] [file]

1996

Koubarakis M.: Tractable Disjunctions of Linear Constraints, Proceedings of the 2nd International Conference on Principles and Practice of Constraint Programming (CP96), Lecture Notes in Computer Science, Vol. 1118, pages 297-307.

Publication Type: Conference Publications [abstract] [file]

Petrakis E., Orphanoudakis S.: A Generalized Approach for Image Indexing and Retrieval Based οn 2-D Strings, Intelligent Image Database Systems (includes the most important contributions in the field of spatial projections), World Scientific Publishing Co., S.-K. Chang, E. Jungert and G. Tortora (editors), pp. 197-218, 1996.

Publication Type: Book Chapters [abstract] [file]

1995

Koubarakis M.: From Local to Global Consistency in Temporal Constraint Networks, Proceedings of the 1st International Conference on Principles and Practice of Constraint Programming (CP95), Lecture Notes in Computer Science, Vol. 976, pages 53-69, September 1995.

Publication Type: Conference Publications [abstract] [file]

Koubarakis M.: Databases and Temporal Constraints: Semantics and Complexity, In Clifford, J. and Tuzhilin, A. (eds.), Recent Advances in Temporal Databases (Proceedings of the International Workshop on Temporal Databases, Zurich, Switzerland, September 1995), Workshops in Computing, Springer, pages 93-109.

Publication Type: Workshop Proceedings [abstract] [file]

1994

Koubarakis M.: Complexity Results for First-Order Theories of Temporal Constraints, Proceedings of the 4th International Conference on Principles of Knowledge Representation and Reasoning (KR'94), pages 379-390, May 1994.

Publication Type: Conference Publications [abstract] [file]

Koubarakis M.: Database Models for Infinite and Indefinite Temporal Information, Information Systems, Vol. 19, No. 2, March 1994, pages 141-173.

Publication Type: Journal Publications [abstract] [file]

Papadias D., Frank A., Koubarakis M.: Constraint-Based Reasoning in Geographic Databases: the Case of Symbolic Arrays, Proceedings of the 2nd ICLP Workshop on Deductive Databases and Logic Programming, Santa Margherita Ligure, Italy, June 1994. Published as GMD-Studien Nr. 231, U. Geske, D. Seipel (eds.)

Publication Type: Workshop Proceedings [abstract]

Koubarakis M.: Foundations of Indefinite Constraint Databases, In A. Borning (ed.), Proceedings of the 2nd International Workshop on the Principles and Practice of Constraint Programming (PPCP'94), Lecture Notes in Computer Science vol. 874, pages 266-280, Springer Verlag, 1994.

Publication Type: Workshop Proceedings [abstract] [file]

1993

Koubarakis M.: Representation and Querying in Temporal Databases: the Power of Temporal Constraints, Proceedings of the 9th International Conference on Data Engineering, pages 327-334, April 1993.

Publication Type: Conference Publications [abstract] [file]

Petrakis E., Orphanoudakis S.: Methodology for the Representation, Indexing, and Retrieval of Images by Content, Image and Vision Computing (special issue on image database systems), October 1993, Number 11, Volume 8, pp. 504-521.

Publication Type: Journal Publications [abstract] [file]

Petrakis E., Orphanoudakis S.: A Generalized Approach for Image Indexing and Retrieval Based on 2-D Strings, First International Workshop on Visual Reasoning, Bergen, Norway, August 23-25, 1993.

Publication Type: Workshop Proceedings [abstract] [file]

Mylopoulos J., Borgida A., Jarke M., Koubarakis M.: Representing Knowledge About Information Systems in Telos, In M. Jarke (ed.), Database Application Engineering with DAIDA, Springer Verlag, 1993, pages 31-64.

Publication Type: Book Chapters [abstract]

1992

Koubarakis M.: Dense Time and Temporal Constraints with "not equals", Proceedings of the 3rd International Conference on Principles of Knowledge Representation and Reasoning (KR'92), pages 24-35, October 1992.

Publication Type: Conference Publications [abstract] [file]

Petrakis E., Orphanoudakis S.: Tools and Methodologies for the Indexing, Storage and Retrieval of Medical Images, First International Workshop on Picture Archiving and Communication Systems (PACS), London, England, December 19-20, 1992.

Publication Type: Workshop Proceedings [abstract] [file]

1991

Kramer B., Chaudhri V., Koubarakis M., Topaloglou T., Wang H., Mylopoulos J.: Implementing Telos, SIGART Bulletin, Special Issue on Implemented Knowledge Representation and Reasoning Systems, Vol. 2, No. 3, June 1991, pages 77-83.

Publication Type: Journal Publications [abstract]

1990

Orphanoudakis S., Kofakis P., Kavaklis Y., Petrakis E.: Medical Image Databases: Image Indexing by Content, J. Cornelis - S. Peeters (editors), Proceedings of North Sea Conference on Biomedical Engineering, Antwerp, November 19-22, 1990.

Publication Type: Conference Publications [abstract]

Kofakis P., Karmirantzos A., Kavaklis Y., Petrakis E., Orphanoudakis S.: Image Indexing by Content: An Object-Oriented Approach, Proceedings of SPIE, Medical Imaging IV, Newport Beach, CA, February 3-9, 1990.

Publication Type: Conference Publications [abstract]

Mylopoulos J., Borgida A., Jarke M., Koubarakis M.: Telos: Representing Knowledge about Information Systems, ACM Transactions on Information Systems, Vol. 8, No. 4, October 1990, pages 325-362. [gzipped postscript with no figures (sorry!)]

Publication Type: Journal Publications [abstract] [file]

1989

Orphanoudakis S., Petrakis E., Kofakis P.: A Medical Image DataBase System for Tomographic Images, Proceedings of CAR'89, Springer-Verlag, Berlin, June 25-28, 1989, pp. 618-622.

Publication Type: Conference Publications [abstract]