Dr Ioannis Patras: Publications



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Theses

  1. Ph.D. Thesis. "Object-based Video Segmentation with Region Labeling". Department of Electrical Engineering, Delft University of Technology, 2001.
  2. M.Sc. Thesis. "Joint Disparity and Motion Estimation in Stereoscopic Image Sequences". Computer Science Department, University of Crete, 1996. (In Greek)

Book chapters

  1. S. Nikolopoulos, E. Giannakidou, I. Kompatsiaris, I. Patras, and A. Vakali, “Combining multi-modal features for social media analysis”, in book Social Media Modeling and Computing, Steven Hoi, Jiebo Luo, Susanne Boll, Dong Xu, Rong Jin, Irwin King (Eds.), 1st Edition, VIII, 276 p, Springer 2011, ISBN: 978-0-85729-435-7
  2. E. Chatzilari, S. Nikolopoulos, I. Patras and I. Kompatsiaris, "Enhancing Computer Vision using the Collective Intelligence of Social Media", Web Data Management Trails, L. Jain and A. Vakali, Eds. Springer-Verlag, Germany
  3. A. OikonomopoulosI. Patras, M. Pantic and N. Paragios. "Particle Filtering Tracking Scheme for Trajectory-based Recognition of Human Actions", Artificial Intelligence for Human Computing, T.Huang, A. Nijholt, M. Pantic and A. Pentland, Eds. Springer, Lecture Notes in Artificial Intelligence. 2007
  4. V. Moustakis, A. Morali, P. Vassilakis and Y. Patras, "Using typicality to support inference and learning". In J. Janssen, C. Skiadas, and C. Zopounidis, editors, Advances in Stochastic Modeling and Data Analysis, Kluwer Academic Publishers, pp. 357-383, 1995.

Journals

  1. Ognjen Rudovic, Maja Pantic and Ioannis Patras, “Coupled Gaussian Processes for Pose-Invariant Facial Expression Recognition” . IEEE Trans. Pattern Analysis and Machine Intelligence, accepted for publication.
  2. Sander Koelstra, Ioannis Patras, "Fusion of facial expressions and EEG for implicit affective tagging" . Image and Vision Computing, Vol. 31, Issue 2, pp. 164-174, Feb 2012.
  3. S. Nikolopoulos, S. Zafeiriou, I. Patras and Y. Kompatsiaris, “High Order pLSA for Indexing Tagged Images”, Signal Processing Elsevier, Special Issue on Indexing of Large-Scale Multimedia Signals, DOI: 10.1016/j.sigpro.2012.08.004
  4. Irene Kotsia, Weiwei Guo, Ioannis Patras. "Higher rank Support Tensor Machines for visual recognition". Pattern Recognition 45(12): 4192-4203, 2012
  5. B.G. Vijay Kumar, Irene Kotsia, Ioannis Patras, “Max-margin Non-negative Matrix Factorization”, in Image and Vision Computing, Volume 30, Issues 4–5, May 2012, Pages 279–291, http://dx.doi.org/10.1016/j.imavis.2012.02.010
  6. Sander Koelstra, Christian Muhl, Mohammad Soleymani, Jong-Seok Lee, Ashkan Yazdani, Touradj Ebrahimi, Thierry Pun, Anton Nijholt and Ioannis Patras, "DEAP: A Database for Emotion Analysis using Physiological Signals" , Special Issue on Naturalistic Affect Resources for System Building and Evaluation of the IEEE Trans. on Affective Computing. Volume: 3 , Issue: 1, pp 18-31, 2012
  7. E. Chatzilari, S. Nikolopoulos, I. Patras, I. Kompatsiaris, “Leveraging social media for scalable object detection”, in Pattern Recognition, 45 (2012), pp. Pattern Recognition, vol. 45, no 8, pp. 2962–2979, Aug. 2012
  8. Farid Oveisi, Shahrzad Oveisi, Abbas Erfanian and Ioannis Patras, "Tree-Structured Feature Extraction Using Mutual Information", in IEEE Trans. on Neural Networks and Learning Systems, pp. 127-137, Jan. 2012. bibtex
  9. Weiwei Guo, Irene Kotsia and Ioannis Patras, "Tensor Learning for Regression", in IEEE Trans. on Image Processing, pp. 816-827, Feb. 2012. bibtex, code
  10. S. Nikolopoulos, G. Th. Papadopoulos, I. Kompatsiaris and I. Patras “ Evidence driven image interpretation using ontologies and bayesian networks”. IEEE Trans. Systems, Man, and Cybernetics, Part B, vol.41. no. 5, pp 1366 - 1381, 2011. ) .
  11. S. Vrochidis, I. Kompatsiaris and I. Patras, “Utilizing Implicit User Feedback to Improve Interactive Video Retrieval”. In Advances in Multimedia, Hindawi, 2011
  12. A. Oikonomopoulos, I. Patras and M. Pantic, "Spatiotemporal Localization and Categorization of Human Actions in Unsegmented Image Sequences" . IEEE Trans. Image Processing, vol. 20, no. 4, pp. 1126-1140, Mar. 2011. DOI 10.1109/TIP.2010.2076821
  13. I. Patras and E.R. Hancock, "Coupled prediction-classification for robust visual tracking". IEEE Trans. Pattern Analysis and Machine Intelligence, Sept. 2010 vol. 32 no. 9, pp. 1553-1567 DOI: 10.1109/TPAMI.2009.175
  14. S. Koelstra, M. Pantic and I. Patras, "A Dynamic Texture based Approach to Recognition of Facial Actions and their Temporal Models". IEEE Trans. Pattern Analysis and Machine Intelligence, Nov. 2010, vol. 32 no. 11, pp. 1940-1954 DOI: 10.1109/TPAMI.2010.50
  15. A. Oikonomopoulos, M. Pantic and I. Patras, "Sparse B-spline Polynomial Descriptors for Human Activity Recognition". Image and Vision Computing Journal, Special Issue on Spontaneous Behaviour, vol. 27, no. 12, pp. 1814-1825, Dec. 2009
  16. G. Passino, I. Patras, E. Izquierdo, "Aspect Coherence for Graph-Based Semantic Image Labelling", IET; Computer Vision Journal.
  17. Y. Andreopoulos and I. Patras, "Incremental Refinement of Image Salient Point Detection". IEEE Trans.  Image Processing, Vol. 17, No. 9, pp. 1685-1699, Sep. 2008.
  18. I. Patras, E.A. Hendriks and R.L. Lagendijk, "Probabilistic Confidence Measures for Block-based Motion Estimation". IEEE Trans. Circuits and Systems for Video Technology Vol. 17, No 8, pp. 988-995, Aug. 2007.
  19. A. Oikonomopoulos, I. Patras and M. Pantic, "Spatiotemporal Salient Points for Visual Recognition of Human Actions". IEEE Trans. Systems, Man, and Cybernetics, Part B, Vol. 36, No. 3, pp. 710-719, Jun. 2006.
  20. M. Pantic and I. Patras, Dynamics of Facial Expression: Recognition of Facial Actions and their Temporal Segments from Face Profile Image Sequences. IEEE Trans. Systems, Man, and Cybernetics, Part B, Vol.36, No. 2, pp 433-449, Apr. 2006.
  21. A. Diplaros, T. Gevers and Ioannis Patras, "Combining Color and Shape Information for Illumination-Viewpoint Invariant Object Recognition" . IEEE Trans. Image Processing, Vol. 15, No. 1, pp 1-11, Jan. 2006.
  22. I. Patras, M. Worring and R. van den Boomgaard, Dense motion estimation using regularization constraints on local parametric models. IEEE Trans. Image Processing, pp. 1432-1443, Vol. 13, No. 11, Nov. 2004.
  23. I. Patras,E.A. Hendriks and R.L. Lagendijk, Semi-automatic Object-based Video Segmentation with Labeling of Color Segments, Signal Processing: Image Communications, vol.18. no. 1, pp. 51-65, Jan. 2003.
  24. I. Patras, E. A. Hendriks and R. L. Lagendijk, Video Segmentation by MAP Labeling of Watershed Segments, in IEEE Trans. Pattern Analysis and Machine Intelligence 23(3): 326-332, Mar. 2001. (An extended version appears as a technical report.)
  25. "Robust Region Merging for Motion Based Segmentation Using the Kolmogorov-Smirnov Test". Image Processing and Communications, Vol. 6, No. 3-4, pp. 27-34, 2001.

Conference proceedings

  1. Heng Yang and Ioannis Patras, "Face Parts Localization Using Structured-output Regression Forests" , Asian Conf. Computer Vision, Korea, Nov. 2012
  2. Irene Kotsia and Ioannis Patras, "Exploring the similarities of neighboring spatiotemporal points for action pair matching", Asian Conf. Computer Vision, Korea, Nov. 2012
  3. Sertan Kaymak and Ioannis Patras, Exploiting Depth and Intensity Information for Head Pose Estimation with Random Forests and Tensor Models Asian Conf. Computer Vision (workshops), Korea, Nov. 2012
  4. I.Kotsia and I. Patras, ’Support Tensor Action Spotting’, Int’l Conference on Image Processing, Orlando, Florida, Oct. 2012.
  5. Heng Yang, Xiaolin Liu, Ioannis Patras, “A Simple and Effective Extrinsic Calibration Method of a Camera and a Single Line Scanning Lidar”. Int’l Conf. Pattern Recognition, 2012.
  6. Heng Yang, Yueqiang Zhang, Xiaolin Liu, Ioannis Patras, “Coupled 3D Tracking and Pose Optimization of Rigid Objects Using Particle Filter”. Int’l Conf. Pattern Recognition, 2012.
  7. B. G. Vijay Kumar, Ioannis Patras. Learning codebook weights for action detection. CVPR (Workshops) Jun. 2012
  8. Irene Kotsia, Weiwei Guo, Ioannis Patras. Higher Rank Support Tensor Machines. ISVC (2) Jul. 2012
  9. Spiros Nikolopoulos, Georgios Th. Papadopoulos, Ioannis Kompatsiaris, Ioannis Patras: Image Interpretation by Combining Ontologies and Bayesian Networks. SETN 2012: 307-314
  10. S. Vrochidis, I. Patras and I. Kompatsiaris. “Exploiting Gaze Movements for Automatic Video Annotation”, WIAMIS, 13th Int’l Workshop on Image Analysis for Multimedia Interactive Services, Dublin, Ireland, May 2012.
  11. I. Kotsia, I. Patras and S. Fotopoulos, Afective gaming: beyond using sensors, 5th Int’l Symposium on Communications, Control and Signal Processing, Rome, Italy, May 2012.
  12. I. Kotsia and I. Patras, Human action localization with support tensor machines, HICSS - 45, Grand Wailea, Maui, Jan. 2012
  13. Vijay Kumar, Irene Kotsia and Ioannis Patras, Max-Margin Semi-NMF, in British Machine Vision Conference, Dundee, UK, Aug. 2011 bibtex
  14. I. Kotsia and I. Patras, "Support Tucker Machines" , Int'l Conf. Computer Vision and Pattern Recognition, Jun. 2011, Colorado, USA.
  15. S. Vrochidis, I. Patras and I. Kompatsiaris. "An Eye-tracking-based Approach to Facilitate Interactive Video Search", ACM Int'l Conf. Multimedia Information Retrieval, Apr. 2011, Trento, Italy
  16. Mohammad Soleymani, Sander Koelstra, Ioannis Patras and Thierry Pun, "Continuous emotion detection in response to music videos". Face and Gesture Recognition, Sante Barbara, USA, Apr. 2011.
  17. S. Koelstra, A. Yazdani, M. Soleymani, C. Muehl, J.-S. Lee, A. Nijholt, T. Pun, T. Ebrahimi, I. Patras, Single Trial Classification of EEG and Peripheral Physiological Signals for Recognition of Emotions Induced by Music Videos , Conf. Brain Informatics, August 2010, Toronto, Canada.
  18. A. Oikonomopoulos, I. Patras and M. Pantic, "Discriminative Space-time Voting for Joint Recognition and Localization of Actions", ACM Int’l Workshop on Social Signal Processing (SSPW’10), Firenze, Italy, Oct. 2010
  19. O. Rudovic, I. Patras and M. Pantic, "Coupled Gaussian Process Regression for pose-invariant facial expression recognition", European Conf. Computer Vision (ECCV’10), pp. 350-363, Heraklion, Crete, Greece, Sept. 2010 (ORAL)
  20. I. Kotsia and I. Patras, "Multiplicative Update rules for Multilinear Support Vector Machines" , in Int'l Conf. Pattern Recognition 2010, Aug., Istanbul, Turkey, 2010.
  21. G. Passino, I. Patras and E. Izquierdo, "Pyramidal Model for Image Semantic Segmentation", in Int'l Conf. Pattern Recognition 2010, Aug., Istanbul, Turkey, 2010.
  22. O. Rudovic, I. Patras and M. Pantic, "Regression-based multi-view facial expression recognition", Proc. Int’l Conf. Pattern Recognition (ICPR’10), pp. 4121-4124, Istanbul, Turkey, Aug. 2010.
  23. I. Kotsia and I. Patras, "Relative Margin Support Tensor Machines for gait and action recognition," in Int'l Conf. Image and Video Retrieval 2010, 5-7 July, Xi'an, China, 2010. (ORAL)
  24. S. Vrochidis, I. Kompatsiaris and I. Patras, "Optimizing Visual Search with Implicit User Feedback in Interactive Video Retrieval", in Proc. ACM International Conference on Image and Video Retrieval (CIVR 2010), pp 274-281, Xi'an, China, 5-7 July 2010.
  25. S. Vrochidis, I. Kompatsiaris and I. Patras, "Exploiting Implicit User Feedback in Interactive Video Retrieval", in Proc. 11th International Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS 2010), Desenzano del Garda, Italy, April 2010.
  26. Weiwei Guo and I. Patras, "Discriminative 3D Human Pose estimation from Monocular Images via Topological Preserving Hierarchical Affinity Clustering", Int'l Conf. Computer Vision (Workshops), Tokyo, Japan, Sep. 2009.
  27. G. Passino, I. Patras, E. Izquierdo, "Latent Semantics Local Distribution for CRF-based Image Semantic  Segmentation", British Machine Vision Conference, Sep. 2009.
  28. A. Oikonomopoulos, M. Pantic and I. Patras, An Implicit Spatiotemporal Shape Model for Human Activity Localization and Recognition. IEEE Conf. Computer Vision and Pattern Recognition, (Workshops),  Miami, USA, Jun. 2009
  29. S. Koelstra, C. Muehl and I. Patras, "EEG analysis for implicit tagging of video data" , Workshop on Affective Brain-Computer Interfaces, Proc. ACII, pages 27-32, August 2009, Amsterdam, The Netherlands.
  30. S. Nikolopoulos, G. Th. Papadopoulos, I. Kompatsiaris and I. Patras, "An evidence-driven probabilistic inference framework for semantic image understanding ". Int'l Conference on Machine Learning and Data Mining, Leipzig, Germany, Jul. 2009
  31. S. Koelstra and I. Patras, "The FAST-3D spatio-temporal interest region detector" , Int'l Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS), London, UK, May 2009.
  32. G. Passino, I. Patras, E. Izquierdo, "Image semantic labelling via heterogeneous low-level descriptors integration in a conditional random field", Int'l Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS), London, UK, May 2009.
  33. G. Passino, I. Patras, E. Izquierdo, "On the Role of Structure in Part-based Object Detection", IEEE Int'l Conf. Image Processing, San Diego, USA, Oct. 2008.
  34. A. Oikonomopoulos, M. Pantic and I. Patras, "Human Gesture Recognition using Sparse B-spline Polynomial Representations". Belgian-Netherlands Conference on Artificial Intelligence, Oct. 2008
  35. G. Passino, I. Patras, E. Izquierdo, "Aspect Coherence for Graph-Based Image Labelling", IET Int'l Conf. Visual Information Engineering (VIE), Xi'an, China, Jul. 2008
  36. A. Oikonomopoulos, M. Pantic and I. Patras, "B-spline polynomial descriptors for human activity recognition". IEEE Int'l Conf. Computer Vision and Pattern Recognition (Workshops), Jun. 2008.
  37. I. Patras and Y. Andreopoulos, Incremental Salient Point Detection, Int'l Conf. Acoustics Speech and Signal Processing, Las Vegas, USA, April 2008.
  38. I. Patras and E. R. Hancock, Regression tracking with data relevance determination IEEE Conf. Computer Vision and Pattern Recognition, Minneapolis, Minessota, Jun. 2007. (See suplementary videos)
  39. I. Patras and E. R. Hancock, "Regression-Based Template Tracking in Presence of Occlusions", International Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS), Santorini, Greece, Jun. 2007.
  40. A. Oikonomopoulos, I. Patras, M. Pantic and N.Paragios, 'Trajectory-based Representation of Human Actions', Int'l Joint Conf. Artificial Intelligence (IJCAI'07), Workshop on AI for Human Computing (AI4HC'07), pp. 31-38, Hyderabad, India, January 2007.
  41. E. Pogalin, A. Redert, I. Patras and E.A. Hendriks, Gaze Tracking by Using Factorized Likelihoods Particle Filtering and Stereo Vision. In International Symposium on 3D Data Processing, Visualization and Transmission, North Carolina, USA, Jun. 2006.
  42. A. Oikonomopoulos, I. Patras and M. Pantic, Kernel-based Recognition of Human Actions Using Spatiotemporal Salient Points, In proceedings of IEEE International Conference on Computer Vision and Pattern Recognition. Workshop on Vision for HCI, New York, USA, Jun. 2006.
  43. I. Patras and M. Pantic, Tracking deformable motion, in Proc. IEEE Int'l Conf. on Systems, Man and Cybernetics (SMC '05), In Waikoloa, Hawaii, October 2005.
  44. M. Pantic, I. Patras and M.F. Valstar, 'Learning spatiotemporal models of facial expressions', in Proc. Int'l Conf. Measuring Behaviour (MB'05), Wageningen, The Netherlands, September 2005.
  45. M. Pantic and I. Patras, 'Detecting facial actions and their temporal segments in nearly frontal-view face image sequences', in Proc. IEEE Int'l Conf. on Systems, Man and Cybernetics (SMC '05), Waikoloa, Hawaii, October 2005.
  46. A. Oikonomopoulos, I. Patras and M. Pantic, 'Spatiotemporal saliency for human action recognition', in Proc. IEEE Int'l Conf. on Multimedia and Expo (ICME '05), Amsterdam, The Netherlands, July 2005.
  47. M.F. Valstar, I. Patras and M. Pantic, 'Facial Action Unit Detection using Probabilistic Actively Learned Support Vector Machines on Tracked Facial Point Data', in Proc. IEEE Int'l Conf. on Computer Vision and Pattern Recognition (CVPR'05), Workshop on Vision for Human-Computer Interaction, San Diego, USA, June 2005.
  48. F.F.J. Winkelman and I. Patras, "Online globally consistent mosaicing using an efficient representation".  In IEEE International Conference on Systems, Man and Cybernetics, Den Haag, The Netherlands, Oct. 2004.
  49. M. Valstar, M. Pantic and I. Patras, "Multilevel Motion History for Facial Action Detection from Face Video". In IEEE International Conference on Systems, Man and Cybernetics, Den Haag, The Netherlands, Oct. 2004.
  50. M. Pantic and I. Patras, "Temporal Modeling of Facial Actions from Face Profile Image Sequences". In IEEE International Conference on Multimedia and Expo, Taipei, Taiwan, Jul. 2004.
  51. I. Patras and M. Pantic, "Particle Filtering with Factorized Likelihoods for Tracking Facial Features". In IEEE International Conference on Face and Gesture Recognition, Seoul, South Korea, May 2004.
  52. A. Diplaros, T. Gevers and I. Patras, "Combining Color and Shape Information for Content-Based Image Retrieval on the Internet". In SPIE conference on Internet Imaging, San Hose, California, USA, Jan. 2004.
  53. A. Diplaros, T. Gevers and I. Patras, "Color-Shape Context for Object Recognition". IEEE Workshop on Color and Photometric Methods in Computer Vision. Nice, Oct. 2003.
  54. J. Vendrig, J. den Hartog, D. van Leeuwen, I. Patras, S. Raaijmakers, J. van Rest, C. Snoek and M. Worring, "TREC Feature Extraction by Active Learning". In 11th Text Retrieval Conference (TREC), Gaithersburg, MD, November 2002. 
  55. I. Patras, E.A. Hendriks and R.L. Lagendijk, ``Confidence Measures for Block Matching Motion Estimation'', in IEEE International Conference on Image Processing, Sep. 2002, Rochester, NY, USA.
  56. M. Pantic, I. Patras and L. Rothkrantz, ``Facial Action Recognition in Face Profile Image Sequences'', in IEEE International Conference on Multimedia and Expo, Aug. 2002, Laussane.
  57. I. Patras and M. Worring, ``Regularized Patch Motion Estimation'', in 16th IAPR International Conference on Pattern Recognition, Aug. 2002, Quebec City, Canada.
  58. J. Baan, A. van Ballegooij, J-M. Geusebroek, D. Hiemstra J. den Hartog, J. List, C. Snoek, I. Patras, S. Raaijmakers, L. Todoran, J. Vendrig, A. de Vries, T. Westerveld, and M. Worring, ``Lazy users and automatic video retrieval tools in (the) lowlands''. In Proceedings of the 10th Text Retrieval Conference (TREC), NIST, 2001.
  59. I. Patras, E.A. Hendriks and R.L. Lagendijk,  "A Semi-Automatic Method for Segmentation of Image Sequences with Local Region-based Classification" . In International Conference on Signal and Image Processing, Nov. 2000, Las Vegas, USA.
  60. M. Broekhoven, T. Hupkens, E.A. Hendriks and I. Patras, ``Segmentation of Image Sequences using the Kolmogorov-Smirnov test''. In International Conference on Signal Processing and Communications, pages 420-425, Sep. 2000, Marbella, Spain.
  61. I. Patras, E.A. Hendriks and R.L. Lagendijk, ``Segmentation of Image Sequences with Local Region-based Classification''. In Annual Conference of Advanced School for Computing and Imaging, pages 314-318, Jun. 2000, Lommel, Belgium.
  62. T.M. Hupkens, M. de Vos, I. Patras and E.A. Hendriks, ``Segmentation based on Successive Robust Motion Estimates''. In Annual Conference of Advanced School for Computing and Imaging, pages 237-244, Jun. 2000, Lommel, Belgium.
  63. I. Patras, E.A. Hendriks and R.L. Lagendijk, ``Segmentation of Image Sequences by merging Watershed Segments''. In IEEE Int. Conf. on Image Processing, Vol.2, pages 642-646, Oct. 1998. Chicago, USA.
  64. I. Patras, E.A. Hendriks and R.L. Lagendijk, ``Merging of Spatial Watershed Segments using a Spatio-Temporal Markov Random Field Label Model and Motion Information''. In IEEE IMDSP Workshop, Jul. 1998, Alpbach, Austria.
  65. I. Patras, E.A. Hendriks and R.L. Lagendijk, ``Segmentation of Image sequences Applying MRF on Watershed Segments''. In IEEE Benelux Signal Processing Symposium, pages 147-150, Leuven, Belgium, Mar. 1998.
  66. I. Patras, E. Hendriks and G. Tziritas, ``Construction of multiple views using jointly estimated motion and disparity fields'', in SPIE Visual Communications and Image processing, Feb. 1997, San Jose, California.
  67. I. Patras, N. Alvertos and G. Tziritas, ``Joint Disparity and Motion Field Estimation in Stereoscopic Imagefs Sequences'', In 13th IAPR International Conference on Pattern Recognition, pp.359-362, Aug. 1996, Vienna, Austria.