Publications

Journals

  1. K. Kolomvatsos, ‘An Efficient Scheme for Applying Software Updates in Pervasive Computing Applications’, Journal of Parallel and Distributed Computing, Elsevier, vol. 128, 2019, pp. 1-14.
  2. P. Oikonomou, A. Dadaliaris, K. Kolomvatsos, T. Loukopoulos, A. Kakarountas, G. Stamoulis, ‘Improved Parallel Legalization Schemes for Standard Cell Placement with Obstacles’, accepted for publication in Technologies, MPDI, 2019.
  3. K. Kolomvatsos, ‘A Distributed, Proactive Intelligent Scheme for Securing Quality in Large Scale Data Processing’, accepted for publication in Springer Computing, 2019.
  4. K. Kolomvatsos, C. Anagnostopoulos, ‘Multi-criteria Optimal Task Allocation at the Edge’, Elsevier Future Generation Computer Systems, vol. 93, 2019, pp. 358-372.
  5. K. Kolomvatsos, ‘Time-Optimized Management of Mobile IoT Nodes for Pervasive Applications’, Journal of Network and Computer Applications, Elsevier, vol. 125, 2019, pp. 155-167.
  6. K. Kolomvatsos, ‘An Intelligent, Uncertainty Driven Management Scheme for Software Updates in Pervasive IoT Applications’, Elsevier Future Generation Computer Systems, vol. 83, pp. 116-131, 2018.
  7. K. Kolomvatsos, ‘Time-Optimized Management of IoT Nodes’, Elsevier Ad Hoc Networks, vol. 69, 2018, pp. 1-14.
  8. K. Kolomvatsos, ‘An Intelligent Scheme for Assigning Queries’, Springer Applied Intelligence, https://doi.org/10.1007/s10489-017-1099-5, 2018.
  9. C. Anagnostopoulos, K. Kolomvatsos, ‘Predictive Intelligence to the Edge through Approximate Collaborative Context Reasoning’, Springer Applied Intelligence, vol. 48(4), 2018, pp. 966-991.
  10. K. Kolomvatsos, C. Anagnostopoulos, ‘Reinforcement Machine Learning for Predictive Analytics in Smart Cities’, Informatics, MDPI, 4, 16, 2017.
  11. Anagnostopoulos, T., Kolomvatsos, K., Medvedev, A., Amirian, P., Morley, J., Hadjieftymiades, S., Zaslavsky, A., ‘Challenges and Opportunities of Waste Management in IoT-enabled Smart Cities: A Survey’, IEEE Transactions on Sustainable Computing, Volume: 2, Issue: 3, 2017.
  12. K. Kolomvatsos, S. Hadjiefthymiades, ‘Predictive Intelligence in Analytics Aggregation of Partially Ordered Subsets’,IEEE Transactions on Systems, Man and Cybernetics: Systems, 2017.
  13. K. Kolomvatsos, S. Hadjiefthymiades, ‘Learning the Engagement of Query Processors for Intelligent Analytics’, Springer Applied Intelligence Journal, vol. 46(1), 96-112, pp. 1-17, 2017.
  14. K. Kolomvatsos, C. Anagnostopoulos, S. Hadjiefthymiades, ‘Distributed Localized Contextual Event Reasoning under Uncertainty’, IEEE Internet of Things Journal, vol. 4(1), 2017, pp. 183-191.
  15. K. Kolomvatsos, K. Panagidi, I. Neokosmidis, D. Varoutas, S Hadjiefthymiades, ’Automated Concurrent Negotiations: An Artificial Bee Colony Approach’, Elsevier Electronic Research and Applications (ECRA), vol. 19, 2016, pp. 56-69.
  16. Jankowski, J., Goode, S., Kolomvatsos, K., Kazienko, P., Watrobski, J., ‘Modeling User Preferences and Behaviors in Virtual Product Retail Systems’, Special Issue on Analyzing and Mining Social Networks for Decision Support, Journal of Universal Computer Science, vol. 22(3), pp. 416-437, 2016.
  17. K. Kolomvatsos, C. Anagnostopoulos, S. Hadjiefthymiades, ‘Data Fusion & Type-2 Fuzzy Inference in Contextual Data Stream Monitoring’, IEEE Transactions on Systems, Man and Cybernetics: Systems, vol. PP, Issue 99, pp.1-15, 2016.
  18. K. Kolomvatsos, ‘An Intelligent, Uncertainty Driven Aggregation Scheme for Streams of Ordered Sets’, Springer Applied Intelligence (APIN), doi 10.1007/s10489-016-0789-8, pp. 1-23, 2016.
  19. C. Anagnostopoulos, K. Kolomvatsos, ‘A Delay-Resilient and Quality-aware Mechanism over Incomplete Contextual Data Streams’, Elsevier Information Sciences Journal (INS), vol. 355-356, pp. 90-109, 2016.
  20. C. Anagnostopoulos, S. Hadjiefthymiades, K. Kolomvatsos, ‘Accurate, Dynamic & Distributed Localization of Phenomena for Mobile Sensor Networks’, ACM Transactions on Sensor Networks (TOSN), vol. 12(2), art. No 9, 2016.
  21. K. Kolomvatsos, ‘Effective Problem Solving through Fuzzy Logic Knowledge Bases Aggregation’, Springer Soft Computing Journal, 20(3), 1071-1092, 2016.
  22. K. Kolomvatsos, C. Anagnostopoulos, S. Hadjiefthymiades, ‘Contextual Reasoning under Uncertainty in Sensor Data Stream Monitoring’, International Journal of Monitoring and Surveillance Technologies Research, vol. 3(2), pp. 1-19, 2015.
  23. T. Anagnostopoulos, K. Kolomvatsos, C. Anagnostopoulos, A. Zaslavsky, S. Hadjiefthymiades, ‘Assessing Dynamic Models for High Priority Waste Collection in Smart Cities’, Elsevier Journal of Systems and Software (JSS), vol. 110, 2015, pp. 178-192.
  24. K. Kolomvatsos, C. Anagnostopoulos and S. Hadjiefthymiades, ‘A Time Optimized Scheme for Top-k List Maintenance over Incomplete Data Streams’, Elsevier Information Sciences (INS), vol. 311, pp. 59-73, 2015.
  25. C. Anagnostopoulos, S. Hadjiefthymiades and K. Kolomvatsos, ‘Time Optimized User Grouping in Location Based Services’, Elsevier Computer Networks (COMNET), vol. 81, pp. 220-244, 2015.
  26. K. Kolomvatsos, C. Anagnostopoulos, S. Hadjiefthymiades, ‘An Efficient Time-Optimized Scheme for Progressive Analytics in Big Data’, Elsevier Big Data Research, vol. 2(4), 2015, pp. 155-165.
  27. K. Kolomvatsos, K. Panagidi, S. Hadjiefthymiades, 'A Load Balancing Module for Post Emergency Management', Elsevier Expert Systems with Applications (ESWA), (IF 2013: 1.965), vol. 42(1), 2014, pp. 657 - 667, 2015.
  28. K. Kolomvatsos, D. Trivizakis, S. Hadjiefthymiades, ‘An Adaptive Fuzzy Logic System for Automated Negotiations’, accepted for publication in Elsevier Fuzzy Sets and Systems (FSS), 2014.
  29. K. Kolomvatsos, C. Anagnostopoulos and S. Hadjiefthymiades, ‘An Efficient Recommendation System based on the Optimal Stopping Theory’, Elsevier Expert Systems with Applications (ESWA), (IF 2013: 1.965), vol. 41(15), 2014.
  30. K. Kolomvatsos, C. Anagnostopoulos, S. Hadjiefthymiades, 'Sellers in Marketplaces: A Fuzzy Logic based Decision Support System', Elsevier Information Sciences (INS) (IF 2013: 3.893), vol. 278, pp. 267-284, 2014.
  31. K. Panagidi, K. Kolomvatsos, S. Hadjiefthymiades, ‘An Intelligent Scheme for Concurrent Multi-Issue Negotiations’, International Journal of Artificial Intelligence (IJAI), vol. 12(1), 2014, pp. 129-149.
  32. B. Lika, K. Kolomvatsos, S. Hadjiefthymiades, ‘Facing the Cold Start Problem in Recommender Systems’, Elsevier Expert Systems with Applications (ESWA) (IF 2013: 1.965), vol. 41(4), 2014, 2065-2073.
  33. K. Kolomvatsos, S. Hadjiefthymiades, 'On the Use of Particle Swarm Optimization and Kernel Density Estimator in Concurrent Negotiations', accepted for publication in Elsevier Information Sciences (INS) (IF 2013: 3.893), 2014.
  34. K. Kolomvatsos, C. Anagnostopoulos, and S. Hadjiefthymiades, ‘Determining the Optimal Stopping Time for Automated Negotiations’, IEEE Transactions on Systems, Man and Cybernetics (Part: Systems), doi 10.1109/TSMC.2013.2279665, 2013.
  35. Kostas Kolomvatsos and Stathes Hadjiefthymiades, 'An Extended Q-Gram Algorithm for Calculating the Relevance Factor of Products in Electronic Markets', Elsevier Electronic Commerce Research and Applications (ECRA) (IF 2013: 1.304), vol. 12(6), 2013, pp. 397-411.
  36. Kostas Kolomvatsos, George Valkanas, and Stathes Hadjiefthymiades, 'Debugging Applications Created by a Domain Specific Language: The IPAC Case', Elsevier Journal of Systems and Software (JSS) (IF 2012: 1.135), vol. 85(4), April 2012, pp. 932-943.
  37. Kostas Kolomvatsos and Stathes Hadjiefthymiades, 'Buyer Behaviour Adaptation Based on a Fuzzy Logic Controller and Prediction Techniques', Elsevier Fuzzy Sets and Systems (FSS) (IF 2012: 1.749), vol. 189(1), Feb. 2012, pp. 30-52.
  38. K. Kolomvatsos, C. Anagnostopoulos, and S. Hadjiefthymiades, 'A Fuzzy Logic System for Bargaining in Information Markets', ACM Transactions on Intelligent Systems and Technology (ACM TIST), vol. 3(2), Feb. 2012, art. No 32.

 

Conferences

  1. K. Kolomvatsos, P. Papadopoulou, C. Anagnostopoulos, S. Hadjiefthymiades, ‘A Spatio-Temporal Data Imputation Model for Supproting Analytics at the Edge’, in 18th IFIP Conference on e-Business, e-Services, and e-Society, 2019.
  2. P. Papadopoulou, K. Kolomvatsos, S. Hadjiefthymiades, ‘Internet of Things Business Models: The RAWFIE Case’, in 18th IFIP Conference on e-Business, e-Services, and e-Society, 2019.
  3. Panagou, N., Koziri, M., Papadopoulos, P., Oikonomou, P., Tziritas, N., Kolomvatsos, K., Loukopoulos, T., Khan, S., ‘Evaluation of Heterogeneous Scheduling Algorithms for Wavefront and Tile Parallelism in Video Coding’, in International Conference in Internet of Things (ICIOT), 2019.
  4. E. Aleksandrova, C. Anagnostopoulos, K. Kolomvatsos, ‘Machine Learning Model Updates in Edge Computing: An Optimal Stopping Theory Approach’, in 18th IEEE International Symposium on Parallel and Distributed Computing, June 5-7, Amsterdam, Netherlands, 2019.
  5. P. Papadopoulos, N. Panagou, M. Koziri, K. Kolomvatsos, T. Loukopoulos, I. Anagnostopoulos, 'Coding Time Prediction in H.264/HVEC Transcoding Using Macroblock Sizes’, in 14th International Workshop on Semantic and Social Media Adaptation and Personalization, in conjunction with the 27th ACM Conference on User Modeling, Adaptation and Personalization,3-12 June, Larnaca, Cyprus, 2019.
  6. S. Sagkriotis, K. Kolomvatsos, C. Anagnostopoulos, D. Pezaros, S. Hadjiefthymiades, ‘Knowledge-centric Analytics Queries Allocation in Edge Computing Environments’, in IEEE Symposium on Computers and Communications (ISCC), June 29th - July 3rd, Barcelona, Spain, 2019.
  7. K. Kolomvatsos, C. Anagnostopoulos, ‘An Edge-Centric Ensemble Scheme for Queries Assignment’, in 8th International Workshop on Combinations of Intelligent Methods and Applications in conjunction with the 30th International Conference on Tools with Artificial Intelligence, Nov. 5-7, Volos, Greece, 2018.
  8. K. Kolomvatsos, C. Anagnostopoulos, ‘In-Network Edge Intelligence for Optimal Task Allocation’, 30th International Conference on Tools with Artificial Intelligence, Nov. 5-7, Volos, Greece, 2018.
  9. K. Kolomvatsos, M. Koziri, T. Loukopoulos, ‘An Intelligent Scheme for the Identification of QoS Violations in Virtualized Environments’, 30th International Conference on Tools with Artificial Intelligence, Nov. 5-7, Volos, Greece, 2018.
  10. K. Kolomvatsos, P. Oikonomou, M. Koziri, T. Loukopoulos, 'A Distributed Data Allocation Scheme for Autonomous Nodes', IEEE International Conference on Scalable Computing and Communications, Guangzhou, China, Oct. 8-12, 2018.
  11. K. Kolomvatsos, P. Papadopoulou, S. Hadjiefthymiades, ‘Data Storage in Internet of Things: A Proposed Distributed model’, 12th Mediterranean Conference on Information Systems, Corfu, Greece, Sept. 28-30, 2018.
  12. K. Kolomvatsos, T. Loukopoulos, 'Scheduling the Execution of Tasks at the Edge', 2018 IEEE Conference on Evolving and Adaptive Intelligent Systems (EAIS 2018), Rhodes, Greece, May 25-27, 2018.
  13. T. Loukopoulos, M. Koziri, K. Kolomvatsos, P. Oikonomou, 'On Green Scheduling for Desktop Grids', to be presented in Pervasive Information Systems Workshop, 6th International Conference on Information Systems and Technologies, Naples, Italy, March 27-29, 2018.
  14. Panagiota Papadopoulou, Kostas Kolomvatsos, Kyriaki Panagidi, Stathes Hadjiefthymiades, ‘Investigating the Business Potential of Internet of Things’, in Proceedings of the Mediterranean Conference on Information Systems, Sept. 4-6, Genoa, Italy, 2017.
  15. K. Kolomvatsos, C. Anagnostopoulos, A. Marnerides, Q. Ni, S. Hadjiefthymiades, D. Pezaros, ‘Uncertainty-driven Ensemble Forecasting of QoS in Software Defined Networks’, accepted in 22nd IEEE Symposium on Computers and Communications (ISCC), Heraklion, Greece, 2017.
  16. K. Kolomvatsos, C. Anagnostopoulos, S. Hadjiefthymiades, ‘An Efficient Environmental Monitoring System adopting Data Fusion, Prediction and Fuzzy Logic’, 6th International Conference on Information, Intelligence, Systems and Applications, Corfu, Greece, July 2015.
  17. K. Kolomvatsos, C. Anagnostopoulos, S. Hadjiefthymiades, ‘Intelligent Contextual Data Stream Monitoring’, 8th International Conference on Pervasive Technologies Related to Assistive Environments, July 2015, Corfu, Greece, 2015.
  18. C. Anagnostopoulos, K. Kolomvatsos and S. Hadjiefthymiades, 'Efficient Location Based Services for Groups of Mobile Users', in IEEE 14th International Conference on Mobile Data Management (MDM), Milan, Italy, June 3-6, 2013.
  19. K. Panagidi, K. Kolomvatsos and S. Hadjiefthymiades, 'On the Use of PSO with Weights Adaptation in Concurrent Multi-Issue Negotiations', in 10th International Symposium on Distributed Computing and Artificial Intelligence (DCAI '13), Salamanca, Spain, May 22-24, 2013.
  20. K. Kolomvatsos, K. Panagidi and S. Hadjiefthymiades, 'Optimal Spatial Partitioning for Resource Allocation', in 10th International Conference on Information Systems for Crisis Response and Management (ISCRAM 2013), Baden-Baden, Germany, May 12-15, 2013.
  21. G. Boulougaris, K. Kolomvatsos, and S. Hadjiefthymiades, 'Building the Knowledge Base of a Buyer Agent Using Reinforcement Learning Techniques', In Proc. of the 2010 IEEE World Congress on Computational Intelligence (WCCI 2010), IJCNN, July 18th - 23rd, Barcelona, Spain, pp. 1166-1173.
  22. R. Arapoglou, K. Kolomvatsos, and S. Hadjiefthymiades, 'Buyer Agent Decision Process Based on Automatic Fuzzy Rules Generation Methods', In Proc. of the 2010 IEEE World Congress on Computational Intelligence (WCCI 2010), FUZ-IEEE, July 18th - 23rd, Barcelona, Spain, pp. 856-863.
  23. V. Nomikos, K. Kolomvatsos, and V. Papadopoulos, 'An Application Creation Environment for Autonomic Computing', In 2nd Student Workshop on Wireless Sensor Networks, Oct. 30-31st, Athens, 2009.
  24. Kostas Kolomvatsos and Stathes Hadjiefthymiades, 'Automatic Fuzzy Rules Generation for the Deadline Calculation of a Seller Agent', In Proc. of the 9th International Symposium on Autonomous Decentralized Systems (ISADS 2009), Athens, Greece, March 23-25, 2009, pp. 429-434.
  25. V. Papataxiarhis, V. Riga, V. Nomikos, O. Sekkas, K. Kolomvatsos, V. Tsetsos, P. Papageorgas, S. Vourakis, S. Hadjiefthymiades, and G. Kouroupetroglou, 'MNISIKLIS: Indoor Location Based Services for All', In Proc. of the 5th International Symposium on LBS and TeleCartography, Nov. 26th - 28th, Salzburg, Austria, 2008.
  26. K. Kolomvatsos, C. Anagnostopoulos, and S. Hadjiefthymiades, 'On The Use of Fuzzy Logic in a Seller Bargaining Game', In Proc. of the 32nd Annual IEEE International Computer Software an Applications Conference (COMPSAC 2008), July 28th - August 1st, Turku, Finland, 2008, pp. 184-191.
  27. K. Kolomvatsos and S. Hadjiefthymiades, 'Implicit Deadline Calculation for Seller Agent Bagraining in Information Marketplaces', In Proc. of the 2nd International Conference on Complex, Intelligent and Software Intensive Systems (CISIS 2008), March 4th - 7th, Polytechnic University of Catalonia, Barcelona, Spain, 2008, pp. 184-190.
  28. K. Kolomvatsos, V. Papataxiarhis, and S. Hadjiefthymiades, 'Semantic Location Based Services for Smart Spaces', In Proc. of the 2nd International Conference on Metadata and Semantics Research (MTSR), Oct. 11th - 12th, Corfu, Greece, 2007.

 

Posters

  1. K. Kolomvatsos, C. Anagnostopoulos, ‘Intelligent Applications over Large-Scale Data Streams’, The Scottish Informatics & Computer Science Alliance (SICSA), DemoFest, Edimburgh, Scotland, Nov. 6th, 2018.

 

Editorship

  1. Kostas Kolomvatsos, Christos Anagnostopoulos & Stathes Hadjiefthymiades, 'Intelligent Technologies and Techniques for Pervasive Computing', book published by IGI Global, May 2013.

 

Guest Editor

  1. Special Issue in Pervasive Intelligent Data Systems, Journal of Information, MDPI AG, 2017.
  2. Special Issue in ‘Machine Learning and Computational Intelligence in Big Data’, International Journal of Machine Learning and Cybernetics, Springer, 2015.

 

Book Chapters

  1. P. Papadopoulou, K. Kolomvatsos, S. Hadjiefthymiades, 'Enhancing E-Government with Internet of Things', in 'Computational Intelligence in the Internet of Things', Chapter 5, IGI Global, 2019.
  2. K. Kolomvatsos, M. Koziri, T. Loukopoulos, 'A Recommendation System for Allocating Video Resources in Multiple Partitions', in Big Data Recommender Systems: Recent Trends and Advances, Institution of Engineering and Technology (IET), 2018.
  3. K. Kolomvatsos, M. Tsiroukis, S. Hadjiefthymiades, ‘An Experiment Description Language for Supporting Mobile IoT Applications’, 2016 FIRE Book, European Commission, River Publishers.
  4. Kostas Kolomvatsos, George Valkanas, Petros Patelis, and Stathes Hadjiefthymiades, 'Creating, Debugging and Testing Mobile Applications with the IPAC Application Creation Environment', in 'Formal and Practical Aspects of Domain-Specific Languages: Recent Developments', ed. Dr M. Mernik, IGI Global, 2012.'
  5. Kostas Kolomvatsos and Stathes Hadjiefthymiades, 'On the Use of Fuzzy Logic in Electronic Marketplaces', in the book 'Cross Disciplinary Applications of Artificial Intelligence and Pattern Recognition: Advancing Technologies', ed. Vijay Mago, IGI Global, 2011.
  6. Kostas Kolomvatsos and Stathes Hadjiefthymiades, 'Defining Time Constraints for Sellers in Electronic Markets', in the 'Encyclopedia of E-Business Development and Management in the Global Economy', ed. In Lee, IGI Global, 2010.
  7. Kostas Kolomvatsos and Stathes Hadjiefthymiades, 'How Can We Trust Agents in Multi-Agent Environments?', Chapter in 'Intelligence Integration in Distributed Knowledge Management', eds D. Krol and N. T. Nguyen, IDEA Group Inc., 2008.
  8. Kostas Kolomvatsos and Stathes Hadjiefthymiades, 'Ontologies and Intelligent Agents: A Powerful Bond', Chapter in 'The Semantic Web for Knowledge and Data Management: Technologies and Practices', eds Z. Ma and H. Wang, IDEA Group Inc., 2008.
  9. Kostas Kolomvatsos, 'Ubiquitous Computing in Education', Chapter in 'Ubiquitous and Pervasive Knowledge anD Learning Management: Semantics, Social Networking and New Media to their Full Potential', IDEA Group Inc., 2007.

 

Technical Reports

  1. V. Nomikos, and K. Kolomvatsos, 'Documentation of the IPAC Application Description Language', Technical Report, Department of Informatics and Telecommunications, National and Kapodistrian Univarsity of Athens, Sept. 2009.
  2. K. Kolomvatsos and V. Tsetsos, 'Spatial Ontology-Based Annotation Using GIS', Technical Report, Department of Informatics and Telecommunications, National and Kapodistrian Univarsity of Athens, Feb. 2008.