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Dr. Evlampios Apostolidis -
Publications

Journals

  1. L. Nixon, K. Apostolidis, E. Apostolidis, D. Galanopoulos, V. Mezaris, B. Philipp, R. Bocyte, "AI and data-driven media analysis of TV content for optimised digital content marketing.", Multimedia Systems Journal (Springer), vol. 30, art. 25, 2024. DOI: 10.1007/s00530-023-01195-7
  2. E. Apostolidis, E. Adamantidou, A. Metsai, V. Mezaris, I. Patras, "Video Summarization Using Deep Neural Networks: A Survey", Proceedings of the IEEE, vol. 109, no. 11, pp. 1838-1863, Nov. 2021. DOI:10.1109/JPROC.2021.3117472.
  3. E. Apostolidis, E. Adamantidou, A. Metsai, V. Mezaris, I. Patras, "AC-SUM-GAN: Connecting Actor-Critic and Generative Adversarial Networks for Unsupervised Video Summarization", IEEE Transactions on Circuits and Systems for Video Technology, vol. 31, no. 8, pp. 3278-3292, Aug. 2021. DOI:10.1109/TCSVT.2020.3037883.
  4. A. Ioannidou, E. Apostolidis, C. Collyda, V. Mezaris, "A web-based tool for fast instance-level labeling of videos and the creation of spatiotemporal media fragments", Multimedia Tools and Applications, vol. 76, no. 2, pp. 1735-1774, January 2017. DOI: 10.1007/s11042-015-3125-0
  5. E. Apostolidis, T. Kounalakis, C. Manifavas, G. Triantafyllidis, "Optimized Watermarking for Light Field Rendering based Free-View TV", 3D Research Journal, Springer, vol. 4, no. 1, pp. 1-14, January 2013.

Conference

  1. K. Tsigos, E. Apostolidis, S. Baxevanakis, S. Papadopoulos, V. Mezaris, "Towards Quantitative Evaluation of Explainable AI Methods for Deepfake Detection.", Proc. ACM Int. Workshop on Multimedia AI against Disinformation (MAD’24) at the ACM Int. Conf. on Multimedia Retrieval (ICMR’24), Thailand, June 2024. DOI: 10.1145/3643491.3660292
  2. I. Kontostathis, E. Apostolidis, V. Mezaris, "A Human-Annotated Video Dataset for Training and Evaluation of 360-Degree Video Summarization Methods.", Proc. 1st Int. Workshop on Video for Immersive Experiences (Video4IMX-2024) at ACM IMX 2024, Stockholm, Sweden, June 2024.
  3. I. Kontostathis, E. Apostolidis, V. Mezaris, "An Integrated System for Spatio-Temporal Summarization of 360-degrees Videos.", Proc. 30th Int. Conf. on MultiMedia Modeling (MMM 2024), Amsterdam, NL, Jan.-Feb. 2024. https://arxiv.org/abs/2312.02576
  4. E. Apostolidis, K. Apostolidis, V. Mezaris, "Facilitating the Production of Well-tailored Video Summaries for Sharing on Social Media.", Proc. 30th Int. Conf. on MultiMedia Modeling (MMM 2024), Amsterdam, NL, Jan.-Feb. 2024. https://arxiv.org/abs/2312.02616
  5. E. Apostolidis, V. Mezaris, I. Patras, "A Study on the Use of Attention for Explaining Video Summarization.", Proc. NarSUM workshop at ACM Multimedia 2023 (ACM MM), Ottawa, Canada, Oct.-Nov. 2023. DOI: 10.1145/3607540.3617138
  6. E. Apostolidis, G. Balaouras, V. Mezaris, I. Patras, "Selecting A Diverse Set Of Aesthetically-Pleasing and Representative Video Thumbnails Using Reinforcement Learning.", IEEE Int. Conf. on Image Processing (ICIP 2023), Kuala Lumpur, Malaysia, Oct. 2023. DOI: 10.1109/ICIP49359.2023.10222743
  7. E. Apostolidis, G. Balaouras, V. Mezaris, I. Patras, "Explaining video summarization based on the focus of attention.", Proc. IEEE Int. Symposium on Multimedia (ISM), Naples, Italy, Dec. 2022. DOI: 10.1109/ISM55400.2022.00029
  8. E. Apostolidis, G. Balaouras, V. Mezaris, I. Patras, "Summarizing videos using concentrated attention and considering the uniqueness and diversity of the video frames", Proc. ACM Int. Conf. on Multimedia Retrieval (ICMR’22), Newark, NJ, USA, June 2022. DOI: 10.1145/3512527.3531404
  9. E. Apostolidis, G. Balaouras, V. Mezaris, I. Patras, "Combining Global and Local Attention with Positional Encoding for Video Summarization", Proc. IEEE Int. Symposium on Multimedia (ISM), Dec. 2021. DOI:10.1109/ISM52913.2021.00045.
  10. E. Apostolidis, E. Adamantidou, V. Mezaris, I. Patras, "Combining Adversarial and Reinforcement Learning for Video Thumbnail Selection", ACM Int. Conf. on Multimedia Retrieval (ICMR), Taipei, Taiwan, Nov. 2021. DOI:10.1145/3460426.3463630.
  11. L. Nixon, K. Apostolidis, E. Apostolidis, D. Galanopoulos, V. Mezaris, B. Philipp, R. Bocyte, "Content Wizard: demo of a trans-vector digital video publication tool", Proc. ACM Int. Conf. on Interactive Media Experiences (IMX), June 2021. DOI:10.1145/3452918.3468083.
  12. E. Apostolidis, E. Adamantidou, A. Metsai, V. Mezaris, I. Patras, "Performance over Random: A robust evaluation protocol for video summarization methods", Proc. ACM Multimedia 2020 (ACM MM), Seattle, WA, USA, Oct. 2020. DOI: 10.1145/3394171.3413632
  13. C. Collyda, K. Apostolidis, E. Apostolidis, E. Adamantidou, A. Metsai, V. Mezaris, "A Web Service for Video Summarization", Proc. ACM Int. Conf. on Interactive Media Experiences (IMX 2020), Barcelona, Spain, June 2020.
  14. E. Apostolidis, E. Adamantidou, A. Metsai, V. Mezaris, I. Patras, "Unsupervised Video Summarization via Attention-Driven Adversarial Learning", Proc. 26th Int. Conf. on Multimedia Modeling (MMM2020), Daejeon, Korea, Jan. 2020.
  15. E. Apostolidis, A. Metsai, E. Adamantidou, V. Mezaris, I. Patras, "A Stepwise, Label-based Approach for Improving the Adversarial Training in Unsupervised Video Summarization", Proc. 1st Int. Workshop on AI for Smart TV Content Production, Access and Delivery (AI4TV'19) at ACM Multimedia 2019, Nice, France, October 2019.
  16. M. Zampoglou, F. Markatopoulou, G. Mercier, D. Touska, E. Apostolidis, S. Papadopoulos, R. Cozien, I. Patras, V. Mezaris, I. Kompatsiaris, "Detecting tampered videos with multimedia forensics and deep learning", Proc. 25th Int. Conf. on Multimedia Modeling (MMM2019), Thessaloniki, Greece, Springer LNCS vol. 11295, pp. 374-386, Jan. 2019.
  17. L. Nixon, E. Apostolidis, F. Markatopoulou, I. Patras, V. Mezaris, "Hybrid Video Annotation for Retrieval and Discovery of Newsworthy Video in a News Verification Scenario", Proc. 25th Int. Conf. on Multimedia Modeling (MMM2019), Thessaloniki, Greece, Springer LNCS vol. 11295, pp. 143-155, Jan. 2019.
  18. K. Apostolidis, E. Apostolidis, V. Mezaris, "A motion-driven approach for fine-grained temporal segmentation of user-generated videos", Proc. 24th Int. Conf. on Multimedia Modeling (MMM2018), Bangkok, Thailand, Feb. 2018.
  19. D. Teyssou, J.-M. Leung, E. Apostolidis, K. Apostolidis, S. Papadopoulos, M. Zampoglou, O. Papadopoulou, V. Mezaris, "The InVID Plug-in: Web Video Verification on the Browser", Proc. Int. Workshop on Multimedia Verification (MuVer 2017) at ACM Multimedia 2017, Mountain View, CA, USA, October 2017.
  20. C. Collyda, E. Apostolidis, A. Pournaras, F. Markatopoulou, V. Mezaris, I. Patras, "VideoAnalysis4ALL: An on-line tool for the automatic fragmentation and concept-based annotation, and the interactive exploration of videos", Proc. ACM ICMR 2017, Bucharest, Romania, June 2017.
  21. A. Moumtzidou, T. Mironidis, E. Apostolidis, F. Markatopoulou, A. Ioannidou, I. Gialampoukidis, K. Avgerinakis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, I. Patras, "VERGE: A Multimodal Interactive Search Engine for Video Browsing and Retrieval.", In Proc. Video Browser Showdown (VBS'16) at the 22nd Int. Conf. on MultiMedia Modeling (MMM'16), Miami, USA, 4 January 2016. https://doi.org/10.1007/978-3-319-27674-8_39
  22. A. Moumtzidou, K. Avgerinakis, E. Apostolidis, F. Markatopoulou, K. Apostolidis, T. Mironidis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, I. Patras, "VERGE: A Multimodal Interactive Video Search Engine.", In Proc. 21st Int. Conf. on MultiMedia Modeling (MMM15), Sydney, Australia, Jan. 2015. https://doi.org/10.1007/978-3-319-14442-9_23
  23. A. Moumtzidou, K. Avgerinakis, E. Apostolidis, V. Aleksic, F. Markatopoulou, C. Papagiannopoulou, S. Vrochidis, V. Mezaris, R. Busch, I. Kompatsiaris, "VERGE: An Interactive Search Engine for Browsing Video Collections.",In Proc. Video Browser Showdown (VBS'14) at the 20th Int. Conf. on MultiMedia Modeling (MMM'14), Dublin, Ireland, Springer LNCS vol. 8326, pp. 411-414, January 2014. https://doi.org/10.1007/978-3-319-04117-9_48
  24. E. Apostolidis, V. Mezaris, M. Sahuguet, B. Huet, B. Cervenkova, D. Stein, S. Eickeler, J.-L. Redondo Garcia, R. Troncy, L. Pikora, "Automatic fine-grained hyperlinking of videos within a closed collection using scene segmentation", Proc. ACM Multimedia (MM'14), Orlando, FL, US, Nov. 2014.
  25. H.A. Le, Q.M. Bui, B. Huet, B. Cervenkova, J. Bouchner, E. Apostolidis, F. Markatopoulou, A. Pournaras, V. Mezaris, D. Stein, S. Eickeler, M. Stadtschnitzer, "LinkedTV at MediaEval 2014 Search and Hyperlinking Task", Proc. MediaEval 2014 Workshop, CEUR vol. 1263, Barcelona, Spain, October 2014.
  26. E. Apostolidis, V. Mezaris, "Fast Shot Segmentation Combining Global and Local Visual Descriptors", Proc. IEEE Int. Conf. on Acoustics, Speech and Signal Processing (ICASSP), Florence, Italy, May 2014.
  27. D. Stein, S. Eickeler, R. Bardeli, E. Apostolidis, V. Mezaris, M. Muller, "Think Before You Link - Meeting Content Constraints when Linking Television to the Web", Proc. 2013 NEM Summit, Nantes, France, October 2013.
  28. D. Stein, A. Oktem, E. Apostolidis, V. Mezaris, J.L. Redondo Garcia, R. Troncy, M. Sahuguet, B. Huet, "From Raw Data to Semantically Enriched Hyperlinking: Recent Advances in the LinkedTV Analysis Workflow", Proc. 2013 NEM Summit, Nantes, France, October 2013.
  29. M. Sahuguet, B. Huet, B. Cervenkova, E. Apostolidis, V. Mezaris, D. Stein, S. Eickeler, J.L. Redondo Garcia, L. Pikora, "LinkedTV at MediaEval 2013 Search and Hyperlinking Task", Proc. MediaEval 2013 Workshop, CEUR vol. 1043, Barcelona, Spain, October 2013.
  30. E. Apostolidis, V. Mezaris, I. Kompatsiaris, "Fast object re-detection and localization in video for spatio-temporal fragment creation", Proc. 1st Int. Workshop on Media Fragment Creation and reMIXing (MMIX'13) at the IEEE Int. Conf. on Multimedia and Expo (ICME 2013), San Jose, CA, USA, July 2013.
  31. D. Stein, E. Apostolidis, V. Mezaris, N. de Abreu Pereira, J. Muller, M. Sahuguet, B. Huet, I. Lasek, "Enrichment of News Show Videos with Multimodal Semi-Automatic Analysis", Proc. NEM Summit 2012, Istanbul, Turkey, October 2012.
  32. D. Stein, E. Apostolidis, V. Mezaris, N. de Abreu Pereira, J. Muller, "Semi-Automatic Video Analysis for Linking Television to the Web", Proc. 3rd Int. Workshop on Future Television: Making Television Integrated and Interactive (FutureTV 2012) at the 10th European Interactive TV Conference (EuroITV 2012), Berlin, Germany, July 2012.
  33. E. Apostolidis, G. Triantafyllidis, "Free-View TV Watermark Selection Based on the Distribution Characteristics", 3DTV Conference 2009, The True Vision, Capture, Transmission and Display of 3D Video, 4-6 May 2009, Potsdam, Germany.
  34. E. Apostolidis, G. Triantafyllidis, "Watermark selection for Free-View TV based on the distribution characteristics", 2nd National Conference of Electrical and Computer Engineers students, Athens, 2008
  35. E. Apostolidis, A. Koz, G. Triantafyllidis, "Watermark Selection for Light Field Rendering in FTV", 3DTV Conference 2008, The True Vision, Capture, Transmission and Display of 3D Video, 28-30 May 2008, Istanbul, Turkey.
  36. E. Apostolidis, G.Triantafyllidis, "Free-View Point TV Watermarking Evaluated οn Generated Arbitrary Views", 3rd International Conference on Computer Vision Theory and Applications, Funchal, Madeira – Portugal, 22 - 25 January, 2008.
  37. E. Apostolidis, A. Koz, G. Triantafyllidis, "Best Watermarking Selection for Free-View Point Television", 14th International Conference on systems, Signals and Image Processing IWSSIP 2007 and 6th EURASIP Conference Focused on Speech and Image Processing, Multimedia Communications and Services EC-SIPMCS 2007, Maribor, Slovenia, May 2007
  38. E. Apostolidis, A. Koz, G. Triantafyllidis, "Watermarking tests for free-view point television", 3DTV CON 2007, Kos, Greece, May 2007

Books Chapters

  1. E. Apostolidis, G. Balaouras, I. Patras, V. Mezaris, "Explainable Video Summarization for Advancing Media Content Production.", Encyclopedia of Information Science and Technology, Sixth Edition, IGI Global, 2023. DOI: 10.4018/978-1-6684-7366-5.ch065
  2. E. Apostolidis, K. Apostolidis, I. Patras, V. Mezaris, "Video Fragmentation and Reverse Search on the Web", in book "Video Verification in the Fake News Era", V. Mezaris, L. Nixon, S. Papadopoulos, D. Teyssou (Eds.), pp. 53-90, Springer, 2019. DOI: 10.1007/978-3-030-26752-0_3
  3. F. Markatopoulou, M. Zampoglou, E. Apostolidis, S. Papadopoulos, V. Mezaris, I. Patras, I. Kompatsiaris, "Finding Semantically Related Videos in Closed Collections", in book "Video Verification in the Fake News Era", V. Mezaris, L. Nixon, S. Papadopoulos, D. Teyssou (Eds.), pp. 127-159, Springer, 2019. DOI: 10.1007/978-3-030-26752-0_5
  4. G. Mercier, F. Markatopoulou, R. Cozien, M. Zampoglou, E. Apostolidis, A. Metsai, S. Papadopoulos, V. Mezaris, I. Patras, I. Kompatsiaris, "Detecting Manipulations in Video", in book "Video Verification in the Fake News Era", V. Mezaris, L. Nixon, S. Papadopoulos, D. Teyssou (Eds.), pp. 161-189, Springer, 2019. DOI: 10.1007/978-3-030-26752-0_6
  5. E. Apostolidis, P. Sidiropoulos, V. Mezaris, I. Kompatsiaris, "Visual Information Analysis for Interactive TV applications", Encyclopedia of Information Science and Technology, IGI Global, 2014.
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