Publications

Journals

  1. H. Papadakis, C. Panagiotakis and P. Fragopoulou, SCoR: A Synthetic Coordinate based Recommender System, Expert Systems with Applications, vol. 79, pp.8-19, 2017.
  2. H. Papadakis, C. Panagiotakis and P. Fragopoulou, Distributed detection of communities in complex networks using synthetic coordinates, Journal of Statistical Mechanics: Theory and Experiment, 2013 vol. 2014, no. 3, pp. P03013, 2014.
  3. C. Panagiotakis, H. Papadakis, E. Grinias, N. Komodakis, P. Fragopoulou and G. Tziritas, Interactive Image Segmentation Based on Synthetic Graph Coordinates, Pattern Recognition, vol. 46, no. 11, pp. 2940-2952, Nov. 2013.
  4. H. Papadakis, C. Panagiotakis and P. Fragopoulou, Locating Communities on Graphs with variations in Community Sizes, Journal of Supercomputing, vol. 65, no.2, pp. 543-561, Aug. 2013.
  5. H. Papadakis, C. Panagiotakis and P. Fragopoulou, Locating Communities on Real Dataset Graphs Using Synthetic Coordinates, Parallel Processing Letters (PPL), vol. 22, no. 1, Jan. 2012.

Conferences

  1. Papadakis, H., Michalakis, N., Fragopoulou, P., Panagiotakis, C., & Malamos, A. Movie SCoRe: Personalized Movie Recommendation on Mobile Devices. In Proceedings of the 21st Pan-Hellenic Conference on Informatics (p. 46), ACM, 2017.
  2. H. Papadakis, C. Panagiotakis and P. Fragopoulou, Synthetic Coordinate-based Community Detection on Dynamic Graphs, International Conference on Social Computing (SocialCom), 2015.
  3. C. Panagiotakis, H. Papadakis, and P. Fragopoulou, Local Community Detection via Flow Propagation, International conference on Advances in Social Network Analysis and Mining (ASONAM), 2015.
  4. H. Papadakis, C. Panagiotakis and P. Fragopoulou, SCCD: Distributed detection of communities based on synthetic coordinates, INTERNATIONAL CONFERENCE ON COMPUTATIONAL SOCIAL SCIENCE (ICCSS), 2015.
  5. C. Panagiotakis, H. Papadakis and P. Fragopoulou, CoViFlowPro: A Community Visualization method based on a Flow Propagation Algorithm, International Conference on Bio-inspired Information and Communications Technologies (formerly BIONETICS) - BICT 2014, 2014.
  6. C. Panagiotakis, H. Papadakis and P. Fragopoulou, FlowPro: A Flow Propagation Method for Single Community Detection, IEEE Consumer Communications and Networking Conference, 2014.
  7. C. Panagiotakis, N. Ovsepian and E. Michael, Video Synopsis based on a Sequential Distortion Minimization Method, International Conference on Computer Analysis of Images and Patterns, 2013.
  8. C. Panagiotakis, H. Papadakis, E. Grinias, N. Komodakis, P. Fragopoulou and G. Tziritas, Interactive Image Segmentation via Graph Clustering and Synthetic Coordinates Modeling, International Conference on Computer Analysis of Images and Patterns, 2013.
  9. H. Papadakis, C. Panagiotakis and P. Fragopoulou, A Distributed Algorithm for Community Detection in Large Graphs, IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, 2013.
  10. A. Kalaitzakis, H. Papadakis and P. Fragopoulou, Evolution of User Activity and Community Formation in an Online Social Network. InProceedings of the 2012 International Conference on Advances in Social Networks Analysis and Mining (ASONAM 2012) (pp. 1315-1320). IEEE Computer Society.
  11. H. Papadakis, C. Panagiotakis and P. Fragopoulou, Distributed Community Detection: Finding neighborhoods in a complex world using synthetic coordinates, IEEE symposium on Computers and Communications, 2011.
  12. A. Kalaitzakis, H. Papadakis, C. Panagiotakis and P. Fragopoulou, Community Detection in Collaborative Environments: A Comparative Analysis, International Conference on PErvasive Technologies Related to Assistive Environments, 2011.
  13. H. Papadakis, C. Panagiotakis and P. Fragopoulou, Local Community Finding using Synthetic Coordinates, International Conference on Future Information Technology (FutureTech 2011), 2011 (Best Paper Award).

Other Selected Publications of the Members

Journals

  1. C. Panagiotakis, K. Papoutsakis and A. Argyros,. A graph-based approach for detecting common actions in motion capture data and videos. Pattern Recognition, vol. 79, pp. 1-11, 2018.
  2. C. Panagiotakis and A. Argyros, Parameter-free Modelling of 2D Shapes with Ellipses, Pattern Recognition, vol. 53, pp. 259-275, 2016.
  3. C. Panagiotakis and E. Kokinou, Linear Pattern Detection of Sea Faults via a Topology and Shape Optimization Method, IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, vol. 8, no. 1, pp. 3-11, 2015.
  4. C. Panagiotakis and G. Tziritas, Successive Group Selection for Microaggregation, IEEE Trans. on Knowledge and Data Engineering, vol.25, no.5, pp.1191-1195, May 2013.
  5. C. Panagiotakis, N. Pelekis, I. Kopanakis, E. Ramasso and Y. Theodoridis, Segmentation and Sampling of Moving Object Trajectories based on Representativeness, IEEE Trans. on Knowledge and Data Engineering, vol. 24,no. 7, Jul. 2012.
  6. C. Panagiotakis, I. Grinias and G. Tziritas, Natural Image Segmentation based on Tree Equipartition, Bayesian Flooding and Region Merging, IEEE Transactions on Image Processing, Vol. 20, No. 8, pp. 2276 - 2287, Aug. 2011.
  7. E. Ramasso, C. Panagiotakis, M. Rombaut and D. Pellerin, Belief Scheduler based on model failure detection in the TBM framework. Application to human activity recognition, International Journal of Approximate Reasoning, vol. 51, pp. 846-865, 2010.
  8. C. Panagiotakis, A. Doulamis and G. Tziritas, Equivalent Key Frames Selection Based on Iso-Content Principles, IEEE Trans. on Circuits and Systems for Video Technology, Vol. 19, No. 3, pp. 447 - 451, 2009.
  9. C. Panagiotakis, E. Kokinou, F. Vallianatos, Automatic P Phase Picking Based on Local Maxima Distribution, IEEE Trans. on Geoscience and Remote Sensing, Vol. 46, No. 8, 2008.
  10. C. Panagiotakis and G. Tziritas, A speech/music discriminator based on RMS and zero-crossings, IEEE Transactions on Multimedia, Vol. 7, No. 1, Feb. 2005.

.Conferences

  1. C. Panagiotakis and P. Fragopoulou, Voting Clustering and Key Points Selection, International Conference on Computer Analysis of Images and Patterns, 2013.
  2. C. Panagiotakis, E. Ramasso and G. Tziritas, Lymphocyte Segmentation using the Transferable Belief Model, 20th International Conference for Pattern Recognition (ICPR), 2010.
  3. C. Panagiotakis, I. Grinias and G. Tziritas, MINMAX Video Summarization under Equality Principle, IEEE Intern. Workshop on Multimedia Signal Processing, 2007.
  4. C. Panagiotakis, E. Ramasso, G. Tziritas, D. Pellerin and M. Rombaut, Shape-Motion Based Athlete Tracking for Multilevel Action Recognition, Intern. Conf. on Articulated Motion and Deformable Objects, 2006. (Sponsor award, certification in pdf)