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Research

Publications: Mr Christos Tzelepis

Tzelepis C, Tzimiropoulos G, Patras I ( 2021 ) . WarpedGANSpace: Finding non-linear RBF paths in GAN latent space . Proceedings of the IEEE International Conference on Computer Vision . 6373 - 6382 .
Markatopoulou F, Ioannidou A, Tzelepis C, Mironidis T, Galanopoulos D, Arestis-Chartampilas S, Pittaras N, Avgerinakis K et al. ( 2020 ) . ITI-CERTH participation to TRECVID 2015 . 2015 TREC Video Retrieval Evaluation, TRECVID 2015 .
Mou W, Tzelepis C, Mezaris V, Gunes H, Patras I ( 2018 ) . A deep generic to specific recognition model for group membership analysis using non-verbal cues . Image and Vision Computing
Apostolidis K, Markatopoulou F, Tzelepis C, Mezaris V, Patras I ( 2018 ) . Multimedia processing essentials . Springer Series on Cultural Computing ,
TZELEPIS C, PATRAS, MEZARIS, V ( 2017 ) . Linear Maximum Margin Classifier for Learning from Uncertain Data . IEEE Transactions on Pattern Analysis and Machine Intelligence
Mou W, Tzelepis C, Mezaris V, Gunes H, Patras I ( 2017 ) . Generic to Specific Recognition Models for Membership Analysis in Group Videos . Proceedings - 12th IEEE International Conference on Automatic Face and Gesture Recognition, FG 2017 - 1st International Workshop on Adaptive Shot Learning for Gesture Understanding and Production, ASL4GUP 2017, Biometrics in the Wild, Bwild 2017, Heterogeneous Face Recognition, HFR 2017, Joint Challenge on Dominant and Complementary Emotion Recognition Using Micro Emotion Features and Head-Pose Estimation, DCER and HPE 2017 and 3rd Facial Expression Recognition and Analysis Challenge, FERA 2017 . 512 - 517 .
Tzelepis C, Mavridaki E, Mezaris V, Patras I ( 2016 ) . Video aesthetic quality assessment using kernel Support Vector Machine with isotropic Gaussian sample uncertainty (KSVM-IGSU) . Proceedings - International Conference on Image Processing, ICIP . vol. 2016-August , 2410 - 2414 .
Tzelepis C, Ma Z, Mezaris V, Ionescu B, Kompatsiaris I, Boato G, Sebe N, Yan S ( 2016 ) . Event-based media processing and analysis: A survey of the literature . Image and Vision Computing vol. 53 , 3 - 19 .
Tzelepis C, Mezaris V, Patras I ( 2016 ) . Video event detection using kernel support vector machine with isotropic gaussian sample uncertainty (KSVM-iGSU) . Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) . vol. 9516 , 3 - 15 .
Tzelepis C, Galanopoulos D, Mezaris V, Patras I ( 2015 ) . Learning to detect video events from zero or very few video examples . Image and Vision Computing vol. 53 , 35 - 44 .
Tzelepis C, Galanopoulos D, Arestis-Chartampilas S, Gkalelis N, Mezaris V ( 2015 ) . ITI-CERTH in TRECVID 2015 multimedia event detection . 2015 TREC Video Retrieval Evaluation, TRECVID 2015 .
Markatopoulou F, Loannidou A, Tzelepis C, Mironidis T, Galanopoulos D, Arestis-Chartampilas S, Ras NP, Avgerinakis K et al. ( 2015 ) . ITI-CERTH participation to TRECVID 2015 . 2015 TREC Video Retrieval Evaluation, TRECVID 2015 .
Tzelepis C, Gkalelis N, Mezaris V, Kompatsiaris I ( 2013 ) . Improving event detection using related videos and relevance degree support vector machines . MM 2013 - Proceedings of the 2013 ACM Multimedia Conference . 673 - 676 .
Markatopoulou F, Moumtzidou A, Tzelepis C, Avgerinakis K, Gkalelis N, Vrochidis S, Mezaris V, Kompatsiaris I ( 2013 ) . ITI-CERTH participation to TRECVID 2013 . 2013 TREC Video Retrieval Evaluation, TRECVID 2013 .
Moumtzidou A, Sidiropoulos P, Vrochidis S, Gkalelis N, Nikolopoulos S, Mezaris V, Kompatsiaris I, Patras I ( 2011 ) . ITI-CERTH participation to TRECVID 2011 . 2011 TREC Video Retrieval Evaluation Notebook Papers .