CREST – Multimodal Data Fusion and Analytics Group

M4D-MKLab/ITI-CERTH Participation in TREC Deep Learning Track 2022

A. M. Koufakis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "M4D-MKLab/ITI-CERTH Participation in TREC Deep Learning Track 2022.", in Proceedings of the Text REtrieval Conference (TREC) 2022 Workshop, Gaithersburg, MD, USA, 14-18 November 2022.

ITI-CERTH participation in ActEV and AVS Tracks of TRECVID 2022

K. Gkountakos, D. Galanopoulos, D. Touska, K. Ioannidis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, "ITI-CERTH participation in ActEV and AVS Tracks of TRECVID 2022.", in Proceedings of the TRECVID 2022 Workshop, Gaithersburg, MD, USA, 6 December 2022.

Vehicle Color Identification Framework using Pixel-level Color Estimation from Segmentation Masks of Car Parts

K. Stavrothanasopoulos, K. Gkountakos, K. Ioannidis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Vehicle Color Identification Framework using Pixel-level Color Estimation from Segmentation Masks of Car Parts.", in Proceedings of the Fifth IEEE International Conference on Image Processing, Applications and Systems (IPAS 2022), Genova, Italy, 07-09 December, 2022.

M4D-MKLab/ITI-CERTH Participation in TREC Deep Learning Track 2021

A. M. Koufakis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "M4D-MKLab/ITI-CERTH Participation in TREC Deep Learning Track 2021.",in Proceedings of the Text REtrieval Conference (TREC).

Spatio-temporal activity detection and recognition in untrimmed surveillance videos

K. Gkountakos, D. Touska, K. Ioannidis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Spatio-temporal activity detection and recognition in untrimmed surveillance videos.",in Proceedings of the 2021 International Conference on Multimedia Retrieval, August 2021.

ITI-CERTH participation in TRECVID 2020

K. Gkountakos, D. Galanopoulos, M. Mpakratsas, D. Touska, A. Moumtzidou, K. Ioannidis, I. Gialampoukidis, S. Vrochidis, V. Mezaris, I. Kompatsiaris, "ITI-CERTH participation in TRECVID 2020.", in Proceedings of the TRECVID 2020 Workshop, Gaithersburg, MD, USA, December 2020.

Analysis of Suspended Terrorism-Related Content on Social Media

G. Kalpakis, T. Tsikrika, I. Gialampoukidis, S. Papadopoulos, S. Vrochidis, I. Kompatsiaris, "Analysis of Suspended Terrorism-Related Content on Social Media", in Community-Oriented Policing and Technological Innovations, G. Leventakis and M. R. Haberfeld, Eds., Cham, Switzerland: Springer, 27 April, 2018, pp. 107–118.

Hybrid Focused Crawling on the Surface and the Dark Web

C. Iliou, G. Kalpakis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Hybrid Focused Crawling on the Surface and the Dark Web", EURASIP Journal on Information Security, vol. 2017, no. 11, 4 July, 2017.

TENSOR: Retrieval and Analysis of Heterogeneous Online Content for Terrorist Activity Recognition

B. Akhgar, P. Bertrand, C. Chalanouli, T. Day, I. Fragkiadakis, H. Gibson, D. Kavallieros, E. Kermitsis, I. Kompatsiaris, E. Kyriakou, G. Leventakis, E. Lissaris, S. Mille, D. Myttas, T. Tsikrika, S. Vrochidis, U. Williamson, "TENSOR: Retrieval and Analysis of Heterogeneous Online Content for Terrorist Activity Recognition", Proceedings of the Estonian Academy of Security Sciences: Secure Societies, pp. 33-82, 15 June, 2017.

Identifying terrorism-related key actors in multidimensional social networks

G. Kalpakis, T. Tsikrika, S. Vrochidis, I. Kompatsiaris, "Identifying terrorism-related key actors in multidimensional social networks", in Proceedings of the 25th Int. Conf. on Multimedia Modeling (MMM2019), Thessaloniki, Greece, January 2019.

Detection of Ter-rorism-related Twitter Communities using Centrality Scores

I. Gialampoukidis, G. Kalpakis, T. Tsikrika, S. Papadopoulos, S. Vrochidis, I. Kompatsiaris, "Detection of Terrorism-related Twitter Communities using Centrality Scores", in Proceedings of the International Workshop on Multimedia Forensics and Security (MFSec 2017), Bucharest, Romania, June 06, 2017.

Analysis of Suspended Terrorism-Related Content on Social Media

G. Kalpakis, T. Tsikrika, I. Gialampoukidis, S. Papadopoulos, S. Vrochidis, I. Kompatsiaris, "Analysis of Suspended Terrorism-Related Content on Social Media", in Proceedings of the Community-Oriented Policing and Technological Innovations, 2018, pp. 107-118.