1. Charalampos Konstantopoulos, Andreas Svolos, Dimitris Serpanos, Dimitris Maritsas. “An efficient associative processor for two primitive numerical operations employed in computer simulation applications”. Proceedings of SCS Advanced Simulation Technologies International Conference: High Performance Computing, pages 210-215, Boston, MA, 1998.
  2. Charalampos Konstantopoulos, Andreas Svolos, Christos Kaklamanis. "Hierarchical Block Matching Motion Estimation on a Hypercube Multiprocessor". Lecture Notes in Computer Science, Springer-Verlag, vol. 1557: Proceedings of the 4th International ACPC Conference including Special Tracks on Parallel Numerics (ParNum'99) and Parallel Computing in Image Processing, Video processing, and Multimedia, pages 265-275 Salzburg, Austria, February 1999.
  3. Charalampos Konstantopoulos, Andreas Svolos, Christos Kaklamanis. “An Efficient Parallel Algorithm for Hierarchical Block Matching Motion Estimation”. Proceedings of SPIE Electronic Imaging International Conference:  Visual Communications and Image Processing '99 (in cooperation with IEEE Circuits and Systems Society), pages 481-490, San Jose California, January 1999.
  4. Andreas Svolos, Charalampos Konstantopoulos, Christos Kaklamanis. “Efficient shape transformations on a massively parallel processor”. Proceedings of SPIE Electronic Imaging International Conference: Nonlinear Image Processing X, pages 296-304, San Jose, CA, January 1999.
  5. Charalampos Konstantopoulos, Andreas Svolos, Christos Kaklamanis. “A Parallel Algorithm for Affine Based Motion Estimation”. Proceedings of the 11th IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS'99), pages 529-536, Cambridge, Massachusetts – USA, November 3-6 1999.
  6. Andreas Svolos, Charalampos Konstantopoulos, Christos Kaklamanis. “Efficient binary morphological algorithms on a massively parallel processor”, Proceedings of the 14th IEEE and ACM SIGARCH International Parallel and Distributed Processing Symposium IPDPS (IPPS & SPDP), pages 281-286, Cancun, Mexico, 2000
  7. Charalampos Konstantopoulos, Andreas Svolos, Christos Kaklamanis. “Sliding-Window Compression on the Hypercube”. Lecture Notes in Computer Science, Springer-Verlag, vol. 1900: Proceedings of EURO-PAR 2000-Parallel Processing, pages 835-838, Munich, Germany, 2000.
  8. Andreas Svolos, Charalampos Konstantopoulos, Christos Kaklamanis, “A hypercube parallel algorithm in texture analysis”, Proceedings of the 3rd IASTED International Conference on Signal and Image Processing (SIP 2001), pages 47-50, Honolulu, HI, USA, 2001.
  9. Andreas Svolos, Charalampos Konstantopoulos, Christos Kaklamanis. “A parallel solution in texture analysis employing a massively parallel processor” Lecture Notes in Computer Science, Springer-Verlag LNCS, vol. 2400: Proceedings of EURO-PAR 2002-Parallel Processing, pages 431-435, Paderborn, Germany, 2002.
  10. Christos Kaklamanis, Charalampos Konstantopoulos. “Optimal Embedding of the Hypercube on Partitioned Optical Passive Stars Networks”. Springer-Verlag LNCS, vol. 3648: Proceedings of Euro-Par 2005 –Parallel Processing: 952-961, Lisboa, Portugal, 2005.
  11. Gavalas D., Pantziou G., Konstantopoulos C., Mamalis B., “Efficient Active Clustering of Mobile Ad-Hoc Networks”, Proceedings of the 10th Panhellenic Conference on Informatics (PCI’2005), LNCS Vol. 3746, Springer-Verlag, pp. 820-827, Volos, Greece, 11-13 November 2005.
  12. Damianos  Gavalas, Grammati  Pantziou, Charalampos  Konstantopoulos, Basilis  Mamalis. “An Efficient and Scalable Clustering Algorithm for Wireless Ad Hoc Networks”,   Proceedings of the 17th IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS 2005), pp. 761-766, Phoenix, USA, November 14-16 2005.
  13. Damianos Gavalas, Charalampos Konstantopoulos, Basilis  Mamalis, Grammati E. Pantziou. “Efficient BSP/CGM Algorithms for Text Retrieval” accepted for presentation, Proceedings of the 17th IASTED International Conference on Parallel and Distributed Computing and Systems (PDCS 2005), Phoenix, USA, November 14-16 2005.
  14. Damianos Gavalas, Grammati Pantziou, Charalampos Konstantopoulos, Basilis Mamalis. “Lowest-ID with Adaptive ID Reassignment: A Novel Mobile Ad-Hoc Networks Clustering Algorithm”, Proceedings of the IEEE International Symposium on Wireless Pervasive Computing 2006, Phuket, Thailand, January 2006.
  15. Damianos Gavalas, Grammati Pantziou, Charalampos Konstantopoulos, Basilis Mamalis. “A Method for Incremental Data Fusion in Distributed Sensor Networks”, Proceedings of the 3rd IFIP Conference on Artificial Intelligence Applications & Innovations (AIAI) 2006, IFIP (Springer), Vol. 204, I. Maglogiannis, K. Karpouzis, M. Bramer (Eds.), pp. 635-642, 7-9 June 2006.
  16. Damianos Gavalas, Grammati Pantziou, Charalampos Konstantopoulos, Basilis Mamalis, “Clustering of Mobile Ad Hoc Networks: An Adaptive Broadcast Period Approach”, Proceedings of the 2006 IEEE International Conference on Communications (ICC 2006), June 2006.
  17. Damianos Gavalas, Grammati Pantziou, Charalampos  Konstantopoulos,  Basilis Mamalis, “Stable and Energy Efficient Clustering of Wireless Ad-Hoc Networks with LIDAR Algorithm”,  Proceedings of the 11th IFIP International Conference on Personal Wireless Communications (PWC’2006), Springer Verlag LNCS 4217, pp. 100 – 110, 2006.
  18. Charalampos Konstantopoulos, Damianos Gavalas, Grammati Pantziou, “A Mobility Aware Technique for Clustering on Mobile Ad-Hoc Networks”,  Proceedings of the 8th International Conference on Distributed Computing and Networking ICDCN 2006, Springer Verlag LNCS vol. 4308, pp. 397–408, 2006.
  19. A. Mpitziopoulos, D. Gavalas, G. Pantziou and C. Konstantopoulos, “Defending Wireless Sensor Networks from Jamming Attacks”, Proceedings of the 18th Annual IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC’2007), ISBN: 1-4244-1144-0, Athens, Greece, 3-7 September 2007.
  20. A. Mpitziopoulos, D. Gavalas, C. Konstantopoulos and G. Pantziou, “Deriving Efficient Mobile Agent Routes in Wireless Sensor Networks with NOID Algorithm”, Proceedings of the 18th Annual IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC’2007), ISBN: 1-4244-1144-0, Athens, Greece, 3-7 September 2007.
  21. D. Gavalas, C. Konstantopoulos, B. Mamalis and G. Pantziou, “New Techniques for Incremental Data Fusion in Distributed Sensor Networks”, Proceedings of the 11th Panhellenic Conference on Informatics (PCI’2007), ISBN: 978-960-89784-0-9, Vol. B, pp. 599-608, Patras, Greece, 18-20 May 2007.
  22. A. Mpitziopoulos, C. Konstantopoulos, D. Gavalas and G. Pantziou, “Distributed Hazard Monitoring for Visually Impaired People Enabled by Wireless Sensor Networking Technology”, Proceedings of the 1st International Conference on PErvasive Technologies Related to Assistive Environments (PETRA’2008), ACM International Conference Proceeding Series, Vol. 282, Athens, Greece, 2008.
  23. A. Mpitziopoulos, D. Gavalas, C. Konstantopoulos and G. Pantziou, “Exploiting the Cloning Capability of Mobile Agents for Cost-Effective Data Fusion in Wireless Sensor Networks”, Proceedings of the 13th IEEE Symposium on Computers and Communications (ISCC’08),  pp. 963-968, Marrakech, Morocco, 2008 – Received ‘Best Paper Award’
  24. Petros Belsis, Charalampos Konstantopoulos, Basilis Mamalis, Grammati E. Pantziou, Christos Skourlas: Interactive Cluster-Based Personalized Retrieval on Large Document Collections. New Directions in Intelligent Interactive Multimedia 2008: 211-220, Studies in Computational Intelligence, Springer
  25. G. Pantziou, A. Mpitziopoulos, D. Gavalas, C. Konstantopoulos and B. Mamalis, “Mobile Sinks for Information Retrieval from Cluster-Based WSN Islands”, 8th International Conference on AD-HOC Networks & Wireless (AdHoc-NOW 2009), Springer LNCS, Vol. 5793/2009, 213-22 ,Murcia, Spain, September 2009.
  26. G. Pantziou, P. Belsis, D. Gavalas, C. Konstantopoulos and B. Mamalis, “A Scheme for On-Site Service Provision in Pervasive Assistive Environments”, Proceedings of the 2nd International Conference on PErvasive Technologies Related to Assistive Environments (PETRA’2009), Corfu, Greece, 9-13 June 2009.
  27. M. Kenteris, D. Gavalas, G. Pantziou, C. Konstantopoulos, “Near-Optimal Personalized Daily Itineraries for a Mobile Tourist Guide”,  IEEE Symposium on Computers and Communications (ISCC) 2010 , pp.862-864, June 2010.
  28. Damianos Gavalas, Michael Kenteris, Charalampos Konstantopoulos, Grammati E. Pantziou: "Personalized routes for mobile tourism", 7th IEEE International Conference on Wireless and Mobile Computing, Networking and Communications (WiMob), Shanghai China 2011.
  29. Charalampos Konstantopoulos, Basilis Mamalis, Grammati E. Pantziou, Vasileios Thanasias: Watershed-Based Clustering for Energy Efficient Data Gathering in Wireless Sensor Networks with Mobile Collector. Proceedings of Euro-Par 2012 – Parallel Processing, Springer-Verlag LNCS vol. 7484, pp. 754-766, Rhodes, Greece
  30. Damianos Gavalas, Charalampos Konstantopoulos, Konstantinos Mastakas, Grammati Pantziou and Yannis Tasoulas, "Cluster-based Heuristics for the Team Orienteering Problem with Time Windows", Proceedings of the 12th International Symposium on Experimental Algorithms (SEA'2013), LNCS Vol. 7933, Springer-Verlag, V. Bonifaci et al. (Eds.), pp. 390-401, Rome, Italy, 5-7 June 2013.
  31. Damianos Gavalas, Vlasios Kasapakis, Charalampos Konstantopoulos, Konstantinos Mastakas and Grammati Pantziou, "A Survey on Mobile Tourism Recommender Systems", Proceedings of the 3rd International Conference on Communications and Information Technology (ICCIT'2013), pp. 131-135, Beirut, Lebanon, 19-21 June 2013.
  32. Grammati Pantziou, Damianos Gavalas, Charalampos Konstantopoulos, Konstantinos Mastakas, Nikolaos Vathis, "Algorithmic Methods for Deriving Multi-Modal Personalized Tourist Tours", invited talk presentation in the 26th European Conference on Operational Research (EURO XXVI - http://euro2013.org/), Rome, Italy, July 1-4, 2013
  33. Damianos Gavalas, Charalampos Konstantopoulos, Konstantinos Mastakas, Grammati Pantziou and Nikolaos Vathis, "Efficient Heuristics for the Time Dependent Team Orienteering Problem with Time Windows", Proceedings of the International Conference on Applied Algorithms (ICAA'2014), LNCS Vol. 8321, Springer-Verlag, P. Gupta and C. Zaroliagis (Eds.), pp. 151-162, Kolkata, India, 13-15 January 2014.
  34. Charalampos Konstantopoulos, Ioannis Venetis, Grammati Pantziou and Damianos Gavalas "An Efficient Event Handling Protocol for Wireless Sensor and Actor Networks", Proceedings of the 19th IEEE Symposium on Computers and Communication (ISCC'2014), pp. 1-6, Madeira, Portugal, 23-26 June 2014
  35. Ioannis Venetis, Grammati Pantziou, Damianos Gavalas and Charalampos Konstantopoulos, "Benchmarking Mobile Agent Itinerary Planning Algorithms for Data Aggregation on WSNs", Proceedings of the 6th International Conference on Ubiquitous and Future Networks (ICUFN'2014), pp. 105-110, Shanghai, China, 8-11 July 2014.
  36. Charalampos Konstantopoulos, Grammati Pantziou, Nikolaos Vathis, Vasileios Nakos and Damianos Gavalas, "Efficient Mobile Sink-Based Data Gathering in Wireless Sensor Networks with Guaranteed Delay", Proceedings of the 12th ACM International Symposium on Mobility Management and Wireless Access (MOBIWAC'2014), pp. 47-54, Montreal, QC, Canada, 21-26 September 2014.
  37. Damianos Gavalas, Vlasios Kasapakis, Charalampos Konstantopoulos, Grammati Pantziou, Nikolaos Vathis and Christos Zaroliagis, "A Personalized Multimodal Tourist Tour Planner", Proceedings of the 13th International Conference on Mobile and Ubiquitous Multimedia (MUM'2014), pp. 73-80, Melbourne, Australia, 25-28 November 2014.
  38. Aphrodite Veneti, Charalampos Konstantopoulos and Grammati Pantziou, "Continuous and Discrete Time Label Setting Algorithms for the Time Dependent Bi-Criteria Shortest Path Problem", 14th INFORMS Computing Society Conference Richmond, Virginia, January 11-13, 2015, pp. 62-73.
  39. Athanasios Dasios Damianos Gavalas, Grammati Pantziou and Charalampos Konstantopoulos, "Wireless Sensor Network Deployment for Remote Elderly Care Monitoring", Proceedings of the 8th International Conference on PErvasive Technologies Related to Assistive Environments (PETRA'2015), ACM, Corfu, Greece, 1-3 July 2015.
  40. Aphrodite Veneti, Charalampos Konstantopoulos and Grammati Pantziou, "An evolutionary approach to multi-objective ship weather routing", Proceedings of the 6th International Conference on Information, Intelligence, Systems and Applications (IISA'2015), Corfu, Greece, July, 6-8, 2015.
  41. Charalampos Konstantopoulos, Nikolaos Vathis, Grammati Pantziou, Damianos Gavalas, "Efficient Delay-constrained Data Collection in Wireless Sensor Networks using Mobile Sinks", accepted for presentation at the 8th IFIP Wireless and Mobile Networking Conference (WMNC 2015), Munich, Germany, October 5-7, 2015.