Prof Ioannis Patras

Professor of Computer Vision and Human Sensing
Head of The Centre for Multimodal AI
School of Electronic Engineering and Computer Science
Queen Mary University of London
Queen Mary University of London
Research
Computer Vision, Machine Learning, Multimodal AI, Affective Computing, NLP
Interests
My expertise is in the area of Computer Vision and Machine learning with applications in MultimediaAnalysis and Affective Computing. My recent works and research interests are at the cross-roads of
Computer Vision and NLP designing methods for both recognition and controllable generation. My aspiration is to contribute to research towards AI systems that serve the greater good.
Publications

2024

Maniadis Metaxas I, Tzimiropoulos G and Patras I
Lecture Notes in Computer Science, Springer Nature vol. 15090, 436-454.
23-11-2024

Ionescu B, Patras I, Müller H and Del Bimbo A
Acm Transactions on Multimedia Computing Communications and Applications, Association For Computing Machinery (Acm)
09-11-2024

Oldfield J, Tzelepis C, Panagakis Y, Nicolaou MA and Patras I
Ieee Transactions on Pattern Analysis and Machine Intelligence, Institute of Electrical and Electronics Engineers (Ieee) vol. 46 (12), 8568-8579.
06-11-2024

Feng C, Tzimiropoulos G and Patras I
Proceedings of the 32nd ACM International Conference on Multimedia., 876-885.
28-10-2024

Oldfield J, Georgopoulos M, Chrysos G, Tzelepis C, Panagakis Y, Nicolaou MA, Deng J and Patras I
16-10-2024

Maniadis Metaxas I, Tzimiropoulos G and Patras I
European Conference on Computer Vision 2024 29 Sep 2024 - 4 Oct 2024.
29-09-2024

Bounareli S, Tzelepis C, Argyriou V, Patras I and Tzimiropoulos G
Int. J. Comput. Vis. vol. 132, 3324-3354.
01-08-2024

Feng C, Tzimiropoulos G and Patras I
Ieee Transactions on Circuits and Systems For Video Technology, Institute of Electrical and Electronics Engineers
11-07-2024

Apostolidis E, Balaouras G, Patras I and Mezaris V
In Encyclopedia of Information Science and Technology, Sixth Edition, Igi Global 1-24.
01-07-2024

Foteinopoulou NM and Patras I
, Institute of Electrical and Electronics Engineers (Ieee) vol. 00, 1-10.
31-05-2024

Alwazzan O, Patras I and Slabaugh G
International Symposium on Biomedical Imaging, Institute of Electrical and Electronics Engineers (Ieee) vol. 00, 1-5.
30-05-2024

Zhao Z, Cao Y, Gong S and Patras I
29-05-2024

Zoumpourlis G and Patras I
12th International Winter Conference on Brain-Computer Interface (BCI) 26 Feb 2024 - 28 Feb 2024.
02-04-2024

Bounareli S, Tzelepis C, Argyriou V, Patras I and Tzimiropoulos G
25-03-2024

Bounareli S, Tzelepis C, Argyriou V, Patras I and Tzimiropoulos G
International Journal of Computer Vision, Springer Nature vol. 132 (8), 3324-3354.
13-03-2024

Zoumpourlis G and Patras I
, Institute of Electrical and Electronics Engineers (Ieee) vol. 00, 1-8.
28-02-2024

D’Incà M, Tzelepis C, Patras I and Sebe N
, Institute of Electrical and Electronics Engineers (Ieee) vol. 00, 4683-4692.
08-01-2024

Gao Z, Feng C and Patras I
2024 IEEE/CVF Winter Conference on Applications of Computer Vision (WACV). vol. 00, 1762-1772.
08-01-2024

Alwazzan O, Patras I and Slabaugh GG
ISBI., 1-5.
01-01-2024

Zhang Z, Liu Z and Patras I
Corr vol. abs/2408.04983
01-01-2024

Cioni D, Tzelepis C, Seidenari L and Patras I
Corr vol. abs/2408.09153
01-01-2024

Sun Z, Song S, Patras I and Tzimiropoulos G
CoRR. vol. abs/2409.18876
01-01-2024

Gao Z and Patras I
CVPR., 2081-2092.
01-01-2024

Sun Z, Feng C, Patras I and Tzimiropoulos G
CVPR., 1639-1649.
01-01-2024

Meng D, Tzelepis C, Patras I and Tzimiropoulos G
Corr vol. abs/2409.11010
01-01-2024

Feng C, Tzimiropoulos G and Patras I
ACM Multimedia., 876-885. Editors: Cai J, Kankanhalli MS, Prabhakaran B, Boll S, Subramanian R, Zheng L, Singh VK, César P, Xie L and Xu D.
01-01-2024

Gao Z and Patras I
Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition., 2081-2092.
01-01-2024

Sun Z, Feng C, Patras I and Tzimiropoulos G
Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition., 1639-1649.
01-01-2024

Oldfield J, Georgopoulos M, Chrysos GG, Tzelepis C, Panagakis Y, Nicolaou MA, Deng J and Patras I
Corr vol. abs/2402.12550
01-01-2024

Alwazzan O, Khan A, Patras I and Slabaugh GG
Corr vol. abs/2403.06349
01-01-2024

D'Incà M, Tzelepis C, Patras I and Sebe N
WACV., 4683-4692.
01-01-2024

Xenos A, Foteinopoulou NM, Ntinou I, Patras I and Tzimiropoulos G
Corr vol. abs/2404.07078
01-01-2024

Singh AK and Patras I
Corr vol. abs/2404.18591
01-01-2024
2023

Apostolidis E, Mezaris V and Patras I
Proceedings of the 2nd Workshop on User-centric Narrative Summarization of Long Videos., 41-49.
29-10-2023

Kankanhalli MS, Patras I, Liu J, Wong Y and Komamizu T
Narsum 2023 - Proceedings of The 2nd Workshop on User-Centric Narrative Summarization of Long Videos, Co-Located With: Mm 2023
29-10-2023

Kankanhalli MS, Patras I, Liu J, Wong Y, Komamizu T, Yamazaki S, Stephen K and Kansal K
Proceedings of the 31st ACM International Conference on Multimedia., 9731-9733.
26-10-2023

Foteinopoulou NM and Patras I
25-10-2023

Apostolidis E, Balaouras G, Mezaris V and Patras I
2023 IEEE International Conference on Image Processing (ICIP). vol. 00, 2460-2464.
11-10-2023

Bounareli S, TZELEPIS C, Argyriou V, Patras I and Tzimiropoulos G
International Conference on Computer Vision.
02-10-2023

Gao Z, Feng C and Patras I
25-08-2023

Zhao Z and Patras I
25-08-2023

Kordopatis-Zilos G, Tolias G, Tzelepis C, Kompatsiaris I, Patras I and Papadopoulos S
2023 IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops (CVPRW). vol. 00, 4756-4766.
24-06-2023

Barattin S, Tzelepis C, Patras I and Sebe N
2023 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR). vol. 00, 8001-8010.
24-06-2023

Feng C and Patras I
2023 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR). vol. 00, 19913-19922.
24-06-2023

Maniadis Metaxas I, Tzimiropoulos G and Patras I
The IEEE/CVF Conference on Computer Vision and Pattern Recognition 2023.
18-06-2023

Patras I
Proceedings of the 2nd ACM International Workshop on Multimedia AI against Disinformation., 1-1.
12-06-2023

Alwazzan O, Khan A, Patras I and Slabaugh G
2023 IEEE 20th International Symposium on Biomedical Imaging (ISBI). vol. 00, 1-5.
21-04-2023

Yang Q, Tzelepis C, Nikolenko S, Patras I and Farseev A
Proceedings of the Sixteenth ACM International Conference on Web Search and Data Mining., 1196-1199.
27-02-2023

Bounareli S, Tzelepis C, Argyriou V, Patras I and Tzimiropoulos G
2023 IEEE 17th International Conference on Automatic Face and Gesture Recognition (FG). vol. 00, 1-8.
08-01-2023

Batziou E, Ioannidis K, Patras I, Vrochidis S and Kompatsiaris I
Pattern Recognition Letters, Elsevier vol. 165, 55-62.
01-01-2023

Batziou E, Ioannidis K, Patras I, Vrochidis S and Kompatsiaris I
Lecture Notes in Computer Science. vol. 13834, 510-522.
01-01-2023

Oldfield J, Tzelepis C, Panagakis Y, Nicolaou MA and Patras I
11th International Conference on Learning Representations, ICLR 2023.
01-01-2023

Xenos A, Stafylakis T, Patras I and Tzimiropoulos G
Proceedings of the 2023 Conference on Empirical Methods in Natural Language Processing., 14871-14877.
01-01-2023

Zhao Z and Patras I
CoRR. vol. abs/2308.13382
01-01-2023

Oldfield J, Tzelepis C, Panagakis Y, Nicolaou MA and Patras I
Advances in Neural Information Processing Systems. vol. 36
01-01-2023

Oldfield J, Tzelepis C, Panagakis Y, Nicolaou MA and Patras I
CoRR. vol. abs/2305.14053
01-01-2023

Xenos A, Stafylakis T, Patras I and Tzimiropoulos G
EMNLP., 14871-14877. Editors: Bouamor H, Pino J and Bali K.
01-01-2023

Metaxas IM, Bulat A, Patras I, Martínez B and Tzimiropoulos G
Corr vol. abs/2307.15697
01-01-2023

Foteinopoulou NM and Patras I
Corr vol. abs/2310.16677
01-01-2023

Barattin S, Tzelepis C, Patras I and Sebe N
CVPR., 8001-8010.
01-01-2023

Bounareli S, Tzelepis C, Argyriou V, Patras I and Tzimiropoulos G
FG., 1-8.
01-01-2023

Kordopatis-Zilos G, Tolias G, Tzelepis C, Kompatsiaris I, Patras I and Papadopoulos S
CVPR Workshops., 4756-4766.
01-01-2023

Bounareli S, Tzelepis C, Argyriou V, Patras I and Tzimiropoulos G
ICCV., 7115-7125.
01-01-2023

Oldfield J, Tzelepis C, Panagakis Y, Nicolaou M and Patras I
ICLR.
01-01-2023
2022

Apostolidis E, Balaouras G, Mezaris V and Patras I
2022 IEEE International Symposium on Multimedia (ISM). vol. 00, 146-150.
07-12-2022

Feng C and Patras I
2022 26th International Conference on Pattern Recognition (ICPR).
29-11-2022

Foteinopoulou N and Patras I
Proceedings of the 30th ACM International Conference on Multimedia (MM '22) Lisboa, Portugal 10 Oct 2022 - 14 Oct 2022.
10-10-2022

Patras I
Proceedings of the 1st Workshop on User-centric Narrative Summarization of Long Videos., 1-1.
10-10-2022

Feng C and Patras I
2022 26th International Conference on Pattern Recognition (ICPR). vol. 00, 2721-2727.
25-08-2022

Kordopatis-Zilos G, Tzelepis C, Papadopoulos S, Kompatsiaris I and Patras I
International Journal of Computer Vision, Springer Nature vol. 130 (10), 2385-2407.
05-08-2022

Apostolidis E, Balaouras G, Mezaris V and Patras I
Proceedings of the 2022 International Conference on Multimedia Retrieval., 407-415.
27-06-2022

Zoumpourlis G and Patras I
2022 10th International Winter Conference on Brain-Computer Interface (BCI). vol. 00, 1-7.
23-02-2022

Feng C, Tzimiropoulos G and Patras I
BMVC 2022 - 33rd British Machine Vision Conference Proceedings.
01-01-2022

Tzelepis C, Oldfield J, Tzimiropoulos G and Patras I
Corr vol. abs/2206.02104
01-01-2022

Patras I
NarSUM@MM., 1-1. Editors: Kankanhalli MS, Liu J and Wong Y.
01-01-2022

Kordopatis-Zilos G, Tzelepis C, Papadopoulos S, Kompatsiaris I and Patras I
Int. J. Comput. Vis. vol. 130, 2385-2407.
01-01-2022

Foteinopoulou NM and Patras I
ACM Multimedia., 80-89. Editors: Magalhães J, Bimbo AD, Satoh S, Sebe N, Alameda-Pineda X, Jin Q, Oria V and Toni L.
01-01-2022
2021

Apostolidis E, Balaouras G, Mezaris V and Patras I
2021 IEEE International Symposium on Multimedia (ISM). vol. 00, 226-234.
01-12-2021

Feng C, Tzimiropoulos G and Patras I
22-11-2021

Apostolidis E, Adamantidou E, Metsai AI, Mezaris V and Patras I
Proceedings of The Ieee, Institute of Electrical and Electronics Engineers (Ieee) vol. 109 (11), 1838-1863.
01-11-2021

Tzelepis C, Tzimiropoulos G and Patras I
2021 IEEE/CVF International Conference on Computer Vision (ICCV). vol. 00, 6373-6382.
17-10-2021

Foteinopoulou NM, TZELEPIS C and Patras I
2021 9th International Conference on Affective Computing and Intelligent Interaction (ACII) 28 Sep 2021 - 1 Oct 2021.
01-10-2021

Zoumpourlis G and Patras I
9th International Conference on Affective Computing and Intelligent Interaction (ACII 2021).
01-09-2021

Xie T-T, Tzelepis C, Fu F and Patras I
Proceedings of the 2021 International Conference on Multimedia Retrieval., 339-348.
24-08-2021

Apostolidis E, Adamantidou E, Mezaris V and Patras I
Proceedings of the 2021 International Conference on Multimedia Retrieval., 1-9.
24-08-2021

Batziou E, Alvanitopoulos P, Ioannidis K, Patras I, Vrochidis S and Kompatsiaris I
2020 25th International Conference on Pattern Recognition (ICPR). vol. 00, 2360-2367.
15-01-2021

MMM (1). vol. 12572 Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

MMM (2). vol. 12573 Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Nefkens M and Hürst W
MMM (2). vol. 12573, 170-182. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Nguyen M-D, Binh NT and Gurrin C
MMM (2). vol. 12573, 256-267. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Veselý P, Mejzlík F and Lokoc J
MMM (2). vol. 12573, 461-466. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Sun W, Xu J and Yang G
MMM (1). vol. 12572, 580-591. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Smeaton AF, Krishnamurthy NG and Suryanarayana AH
MMM (2). vol. 12573, 183-195. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Ressmann A and Schoeffmann K
MMM (2). vol. 12573, 479-483. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Pei D, Li A and Wang Y
MMM (1). vol. 12572, 123-135. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Lu X and Zhang J
MMM (1). vol. 12572, 430-442. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Liu Y and Lu Y
MMM (1). vol. 12572, 315-327. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Liu S and Claypool M
MMM (1). vol. 12572, 506-518. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Leibetseder A and Schoeffmann K
MMM (2). vol. 12573, 455-460. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Kraus M, Seldschopf P and Minker W
MMM (2). vol. 12573, 354-366. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Jiang S, Wang C and Huang C
MMM (2). vol. 12573, 26-35. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Gisolf F, Geradts ZJMH and Worring M
MMM (2). vol. 12573, 244-255. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Gao R, Huang Z and Liu S
MMM (1). vol. 12572, 213-226. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Gajdusek P and Peska L
MMM (2). vol. 12573, 379-384. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Dobranský M and Skopal T
MMM (2). vol. 12573, 268-280. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Constantin MG, Stefan L-D and Ionescu B
MMM (1). vol. 12572, 240-252. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Chu W-T and Huang P-S
MMM (1). vol. 12572, 99-110. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Wang J, Li Y and Lu H
MMM (1). vol. 12572, 678-690. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Wang X, Li X and Wu S
MMM (1). vol. 12572, 493-505. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Wang H, Lian J and Xiong S
MMM (1). vol. 12572, 340-351. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Codina-Filbà J, Escalera S, Escudero J, Antens C, Buch-Cardona P and Farrús M
MMM (2). vol. 12573, 330-341. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Wang F, Luo L and Zhu E
MMM (2). vol. 12573, 49-61. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Shan X and Wen Y
MMM (1). vol. 12572, 716-727. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Xiao Z and Li D
MMM (1). vol. 12572, 162-173. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Giannakeris P, Tsanousa A, Mavropoulos T, Meditskos G, Ioannidis K, Vrochidis S and Kompatsiaris I
MMM (2). vol. 12573, 367-378. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Wei J, Yang X and Dong Y
MMM (1). vol. 12572, 403-416. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Wen Z and Feng A
MMM (1). vol. 12572, 443-455. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Zhang X, Du T and Zhang Z
MMM (2). vol. 12573, 159-169. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Zhang X, Zhang Y and Zhang Z
MMM (2). vol. 12573, 147-158. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Zhao Y and Guo J
MMM (1). vol. 12572, 417-429. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Zheng M, Jia Y and Jiang H
MMM (1). vol. 12572, 592-604. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Zhu Z and Sun L
MMM (2). vol. 12573, 111-120. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Chen X, Liu R, Song X and Han Y
MMM (1). vol. 12572, 290-302. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Chen L, Liang Y, Shi X, Zhou Y and Wu C
MMM (1). vol. 12572, 1-10. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Feng D, Zhang Y, Zhu C, Zhang H and Song L
MMM (1). vol. 12572, 691-703. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Lee Y, Choi H, Park S and Ro YM
MMM (2). vol. 12573, 423-428. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Liu Z-Y, Liu J-W, Zuo X and Li W
MMM (1). vol. 12572, 541-553. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Feng C, Li D and Zheng J
MMM (1). vol. 12572, 187-199. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Lu Y, Wang Y, Xin Y, Wu D and Lu G
MMM (2). vol. 12573, 121-133. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Nguyen D-H, Tan LTN, Nguyen M-T, Nguyen T-B and Dao M-S
MMM (2). vol. 12573, 206-217. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Park S, Kim JU, Kim Y, Moon S-K and Ro YM
MMM (1). vol. 12572, 391-402. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Qiu Y, Chen J, Wang X and Jang K
MMM (1). vol. 12572, 253-264. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Qiu T, Ni B, Liu Z and Chen X
MMM (1). vol. 12572, 37-49. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Amirpour H, Çetinkaya E, Timmerer C and Ghanbari M
MMM (1). vol. 12572, 469-480. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Rossetto L, Baumgartner M, Ashena N, Ruosch F, Pernisch R, Heitz L and Bernstein A
MMM (2). vol. 12573, 417-422. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Song W, Dai S, Huang D, Song J and Liotta A
MMM (2). vol. 12573, 134-146. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Wang F, Ding Y, Liang H and Wen J
MMM (1). vol. 12572, 365-377. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Wang T, Feng N, Yu J, He Y, Hu Y and Chen Y-PP
MMM (1). vol. 12572, 456-468. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Wu Y, Hu R, Wang X, Hu C and Li G
MMM (1). vol. 12572, 50-61. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Wu J, Nguyen PA, Ma Z and Ngo C-W
MMM (2). vol. 12573, 391-397. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Wu S, Wang Z, Cai Y and Wang R
MMM (1). vol. 12572, 481-492. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Hu M, Hu R, Wang X and Sheng R
MMM (1). vol. 12572, 519-530. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Li X, Wang W, Li Q and Guo L
MMM (1). vol. 12572, 554-566. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Li F, Wang W, Liu Z, Wang H, Yan C and Wu B
MMM (1). vol. 12572, 75-86. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Gu Q, Luo Z, Zhao W and Zhu Y
MMM (1). vol. 12572, 265-277. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Apostolakis A, Girtsou S, Kontoes C, Papoutsis I and Tsoutsos M
MMM (2). vol. 12573, 318-329. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Yebda T, Benois-Pineau J, Pech M, Amieva H, Middleton L and Bergelt M
MMM (2). vol. 12573, 342-353. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Heller S, Gasser R, Illi C, Pasquinelli M, Sauter L, Spiess F and Schuldt H
MMM (2). vol. 12573, 435-440. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Hezel N, Schall K, Jung K and Barthel KU
MMM (2). vol. 12573, 484-489. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Huang C, Chan S, Bai C, Ding W and Zhang J
MMM (2). vol. 12573, 13-25. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Lokoc J, Bátoryová J, Smrz D and Dobranský M
MMM (2). vol. 12573, 429-434. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Umemura K, Kastner MA, Ide I, Kawanishi Y, Hirayama T, Doman K, Deguchi D and Murase H
MMM (2). vol. 12573, 62-73. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Yang S, Xue H, Ling J, Song L and Xie R
MMM (2). vol. 12573, 74-86. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Yang K, Lu J, Hu S and Chen X
MMM (2). vol. 12573, 36-48. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Zhang F, Li M, Zhai G and Liu Y
MMM (1). vol. 12572, 136-147. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Khan OS, Jónsson BÞ, Larsen MD, Poulsen LAS, Koelma DC, Rudinac S, Worring M and Zahálka J
MMM (2). vol. 12573, 410-416. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Zhang Z, Ma J, Xu P and Wang W
MMM (1). vol. 12572, 148-161. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Karisch C, Leibetseder A and Schoeffmann K
MMM (2). vol. 12573, 405-409. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Garcia-Ceja E, Thambawita V, Hicks SA, Jha D, Jakobsen P, Hammer HL, Halvorsen P and Riegler MA
MMM (2). vol. 12573, 196-205. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Lu L, Lu Y and Wang S
MMM (1). vol. 12572, 617-628. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Long J and Lu H
MMM (1). vol. 12572, 378-390. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Xue L, Yao W, Xia Y and Li X
MMM (1). vol. 12572, 653-665. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Zhang P, Ouyang D, Jiang C and Shao J
MMM (1). vol. 12572, 227-239. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Zhang C, Zhang W, Chen F, Cheng Y and Gao S
MMM (1). vol. 12572, 303-314. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Zhang L, Zhang H, Zhu C, Guo S, Chen J and Wang L
MMM (1). vol. 12572, 352-364. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Zhang Y, Zhao H, Zhou F, Zhang Q, Shi Y and Liang L
MMM (2). vol. 12573, 1-12. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Zheng W, Yan L, Wang F-Y and Gou C
MMM (1). vol. 12572, 531-540. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Andreadis S, Moumtzidou A, Gkountakos K, Pantelidis N, Apostolidis K, Galanopoulos D, Gialampoukidis I, Vrochidis S, Mezaris V and Kompatsiaris I
MMM (2). vol. 12573, 398-404. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Jha D, Ali S, Emanuelsen K, Hicks SA, Thambawita V, Garcia-Ceja E, Riegler MA, Lange TD, Schmidt PT, Johansen HD, Johansen D and Halvorsen P
MMM (2). vol. 12573, 218-229. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Zhao H, She X, Wang S and Ma K
MMM (1). vol. 12572, 24-36. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Zhao S, Li X, Chen Z, Liu C and Peng C
MMM (2). vol. 12573, 87-98. Editors: Lokoc J, Skopal T, Schoeffmann K, Mezaris V, Li X, Vrochidis S and Patras I.
01-01-2021

Tzelepis C and Patras I
Corr vol. abs/2102.06064
01-01-2021

Fu F, Xie T, Patras I and Jalali S
Corr vol. abs/2103.04846
01-01-2021

Oldfield J, Georgopoulos M, Panagakis Y, Nicolaou MA and Patras I
32nd British Machine Vision Conference, BMVC 2021.
01-01-2021

Apostolidis E, Adamantidou E, Metsai AI, Mezaris V and Patras I
Proc. Ieee vol. 109, 1838-1863.
01-01-2021

Oldfield J, Georgopoulos M, Panagakis Y, Nicolaou MA and Patras I
BMVC., 222-222.
01-01-2021

Bishay M, Palasek P, Priebe S and Patras I
Ieee Trans. Affect. Comput. vol. 12, 949-961.
01-01-2021

Feng C, Tzimiropoulos G and Patras I
Corr vol. abs/2111.11288
01-01-2021

Tzelepis C, Tzimiropoulos G and Patras I
Corr vol. abs/2109.13357
01-01-2021

Xie T-T, Tzelepis C, Fu F and Patras I
ICMR., 339-348. Editors: Cheng W-H, Kankanhalli MS, Wang M, Chu W-T, Liu J and Worring M.
01-01-2021
2020

Apostolidis E, Adamantidou E, Metsai A, Mezaris V and Patras I
Ieee Transactions on Circuits and Systems For Video Technology, Institute of Electrical and Electronics Engineers
16-11-2020

Apostolidis E, Adamantidou E, Metsai AI, Mezaris V and Patras I
MM 2020 - Proceedings of the 28th ACM International Conference on Multimedia., 1056-1064.
12-10-2020

Apostolidis E, Adamantidou E, Metsai AI, Mezaris V and Patras I
Proceedings of the 28th ACM International Conference on Multimedia., 1056-1064.
12-10-2020

Markatopoulou F, Ioannidou A, Tzelepis C, Mironidis T, Galanopoulos D, Arestis-Chartampilas S, Pittaras N, Avgerinakis K, Gkalelis N, Moumtzidou A, Vrochidis S, Mezaris V, Kompatsiaris I and Patras I
2015 TREC Video Retrieval Evaluation, TRECVID 2015.
01-01-2020

Gkalelis N, Markatopoulou F, Moumtzidou A, Galanopoulos D, Avgerinakis K, Pittaras N, Vrochidis S, Mezaris V, Kompatsiaris I and Patras I
2014 TREC Video Retrieval Evaluation, TRECVID 2014.
01-01-2020

Xie T-T, Tzelepis C and Patras I
Corr vol. abs/2008.11254
01-01-2020

Xie T, Tzelepis C and Patras I
Corr vol. abs/2008.11170
01-01-2020
2019

Apostolidis E, Adamantidou E, Metsai A, Mezaris V and Patras I
26th Int. Conf. on Multimedia Modeling (MMM2020) Daejeon, Korea 5 Jan 2020 - 8 Jan 2020.
24-12-2019

Kordopatis-Zilos G, Papadopoulos S, Patras I and Kompatsiaris I
2019 IEEE/CVF International Conference on Computer Vision (ICCV). vol. 00, 6350-6359.
02-11-2019

Kordopatis-Zilos G, Papadopoulos S, Patras I and Kompatsiaris I
International Conference on Computer Vision Seoul. Korea 27 Sep 2019 - 2 Nov 2019., 6351-6360.
31-10-2019

Apostolidis E, Metsai AI, Adamantidou E, Mezaris V and Patras I
the 1st International Workshop 21 Oct 2019.
21-10-2019

Apostolidis E, Apostolidis K, Patras I and Mezaris V
In Video Verification in The Fake News Era, Springer, Cham 53-90. Editors: Mezaris V, Nixon L, Papadopoulos S and Teyssou D.
18-09-2019

MARKATOPOULOU F, Zampoglou M, Apostolidis E, Papadopoulos S, Mezaris V, Patras I and Kompatsiaris I
In Video Verification in The Fake News Era, Springer, Cham 127-159. Editors: Mezaris V, Nixon L, Papadopoulos S and Teyssou D.
18-09-2019

Mercier G, MARKATOPOULOU F, Cozien R, Zampoglou M, Apostolidis E, Metsai A, Papadopoulos S, Mezaris V, Patras I and Kompatsiaris I
In Video Verification in The Fake News Era, Springer, Cham 161-189. Editors: Mezaris V, Nixon L, Papadopoulos S and Teyssou D.
18-09-2019

Kordopatis-Zilos G, Papadopoulos S, Patras I and Kompatsiaris I
In Video Verification in The Fake News Era, Springer 91-126. Editors: Mezaris V, Nixon L, Papadopoulos S and Teyssou D.
18-09-2019

Bishay M, Zoumpourlis G and Patras I
30th British Machine Vision Conference Cardiff, UK 9 Sep 2019 - 12 Sep 2019.
09-09-2019

Mou W, Gunes H and Patras I
Acm Transactions on Multimedia Computing Communications and Applications, Association For Computing Machinery (Acm) vol. 15 (2), 1-23.
31-05-2019

Mou W, Gunes H and Patras I
2019 14th IEEE International Conference on Automatic Face & Gesture Recognition (FG 2019). vol. 00, 1-5.
18-05-2019

Jang Y, Gunes H and Patras I
Computer Vision and Image Understanding, Elsevier vol. 182, 17-29.
01-05-2019

BISHAY MAT, PATRAS I and PRIEBE S
IEEE International Conference on Acoustics, Speech and Signal Processing Brighton 12 May 2019 - 17 May 2019.
17-04-2019

Bishay M, PALASEK P, PRIEBE S and Patras I
Ieee Transactions on Affective Computing
26-03-2019

Kordopatis-Zilos G, Papadopoulos S, Patras I and Kompatsiaris I
Ieee Transactions on Multimedia, Institute of Electrical and Electronics Engineers vol. 21 (10), 2638-2652.
18-03-2019

Xie T, Yang X, Zhang T, Xu C and Patras I
2019 IEEE International Conference on Image Processing (ICIP). vol. 00, 1605-1609.
25-01-2019

Zampoglou M, Markatopoulou F, Mercier G, Touska D, Apostolidis E, Papadopoulos S, Cozien R, Patras I, Mezaris V and Kompatsiaris I
25th International Conference on MultiMedia Modeling Thessaloniki, Greece 8 Jan 2019 - 11 Jan 2019. vol. 11295 LNCS, 374-386.
10-01-2019

Nixon L, Apostolidis E, Markatopoulou F, Patras I and Mezaris V
25th International Conference on MultiMedia Modeling Thessaloniki, Greece 8 Jan 2019 - 11 Jan 2019. vol. 11295 LNCS, 143-155.
09-01-2019

Ahmadi A, Marras I and Patras I
British Machine Vision Conference 2018, BMVC 2018.
01-01-2019

Marras I, Palasek P and Patras I
Lecture Notes in Computer Science. vol. 11363, 717-733.
01-01-2019

Kordopatis-Zilos G, Papadopoulos S, Patras I and Kompatsiaris I
Ieee Trans. Multim. vol. 21, 2638-2652.
01-01-2019

Mou W, Gunes H and Patras I
Acm Trans. Multim. Comput. Commun. Appl. vol. 15, 47:1-47:1.
01-01-2019

Tao Y, Ling Z and Patras I
Ieee Access, Institute of Electrical and Electronics Engineers (Ieee) vol. 7, 158326-158337.
01-01-2019

Xie T, Yang X, Zhang T, Xu C and Patras I
Corr vol. abs/1905.10608
01-01-2019

Jang Y, Gunes H and Patras I
Corr vol. abs/1902.04042
01-01-2019

Bishay M, Zoumpourlis G and Patras I
BMVC., 154-154.
01-01-2019

Markatopoulou F, Galanopoulos D, Tzelepis C, Mezaris V and Patras I
In Big Data Analytics For Large-Scale Multimedia Search 31-60.
01-01-2019

Mou W, Gunes H and Patras I
FG., 1-5.
01-01-2019
2018

Andreadis S, Moumtzidou A, Galanopoulos D, Markatopoulou F, Apostolidis K, Mavropoulos T, Gialampoukidis I, Vrochidis S, Mezaris V, Kompatsiaris I and Patras I
Lecture Notes in Computer Science. vol. 11296, 602-608.
11-12-2018

Miranda Correa JA, Abadi MK, Sebe N and Patras I
Ieee Transactions on Affective Computing
30-11-2018

Correa JAM, Abadi MK, Sebe N and Patras I
Ieee Transactions on Affective Computing, Institute of Electrical and Electronics Engineers vol. 12, 479-493.
30-11-2018

Mou W, Tzelepis C, Mezaris V, Gunes H and Patras I
Image and Vision Computing
03-10-2018

Markatopoulou F, Mezaris V and Patras I
Ieee Transactions on Circuits and Systems For Video Technology
16-06-2018

Vasilyev A, Hansard M, Mareschal I and Patras I
Proceedings of the AVA Christmas meeting. vol. 47 (5), 573-573.
01-05-2018

Miranda-Correa JA and Patras I
2018 13th IEEE International Conference on Automatic Face & Gesture Recognition (FG 2018)., 373-380.
01-05-2018

Moumtzidou A, Andreadis S, Markatopoulou F, Galanopoulos D, Gialampoukidis I, Vrochidis S, Mezaris V, Kompatsiaris I and Patras I
Lecture Notes in Computer Science. vol. 10705, 444-450.
01-01-2018

Batziou E, Michail E, Avgerinakis K, Vrochidis S, Patras I and Kompatsiaris I
CEUR Workshop Proceedings. vol. 2283
01-01-2018

Apostolidis K, Markatopoulou F, Tzelepis C, Mezaris V and Patras I
In Personal Multimedia Preservation, Springer Nature 47-98.
01-01-2018

Tzelepis C, Mezaris V and Patras I
Ieee Trans. Pattern Anal. Mach. Intell. vol. 40, 2948-2962.
01-01-2018
2017

MARRAS I, PALASEK P and PATRAS I
IEEE International Conference on Computer Vision (ICCV) Venice, Italy 22 Oct 2017 - 29 Oct 2017.
25-12-2017

TZELEPIS C, PATRAS and MEZARIS V
Ieee Transactions on Pattern Analysis and Machine Intelligence, Institute of Electrical and Electronics Engineers
10-11-2017

KORDOPATIS-ZILOS G, Papadopoulos S, PATRAS I and Kompatsiaris I
Web-scale Vision and Social Media (VSM), ICCV 2017.
23-10-2017

Jang Y, Gunes H and Patras I
2017 IEEE International Conference on Computer Vision Workshops (ICCVW)., 1581-1589.
01-10-2017

Tao Y, Palasek P, Ling Z and Parras I
2017 14th IEEE International Conference on Advanced Video and Signal Based Surveillance (AVSS)., 1-6.
01-08-2017

Palasek P and Patras I
19-07-2017

Bishay M and Patras I
Automatic Face & Gesture Recognition (FG 2017)., 681-688.
28-06-2017

Markatopoulou F, Galanopoulos D, Mezaris V and Patras I
Proceedings of the 2017 ACM on International Conference on Multimedia Retrieval., 407-411.
06-06-2017

Collyda C, Apostolidis E, Pournaras A, Markatopoulou F, Mezaris V and Patras I
Proceedings of the 2017 ACM on International Conference on Multimedia Retrieval., 470-474.
06-06-2017

Galanopoulos D, Markatopoulou F, Mezaris V and Patras I
Proceedings of the 2017 ACM on International Conference on Multimedia Retrieval., 397-401.
06-06-2017

Marras I, Palasek P and Patras I
2017 12th IEEE International Conference on Automatic Face & Gesture Recognition (FG 2017)., 446-453.
01-05-2017

Mou W, Tzelepis C, Mezaris V, Gunes H and Patras I
2017 12th IEEE International Conference on Automatic Face & Gesture Recognition (FG 2017)., 512-517.
01-05-2017

KORDOPATIS-ZILOS G, Papadopoulos S, Patras I and Kompatsiaris Y
International Conference on Multimedia Modeling. vol. 10132 LNCS, 251-263.
01-01-2017

Markatopoulou F, Moumtzidou A, Galanopoulos D, Avgerinakis K, Andreadis S, Gialampoukidis I, Tachos S, Vrochidis S, Mezaris V, Kompatsiaris I and Patras I
2017 TREC Video Retrieval Evaluation, TRECVID 2017.
01-01-2017
2016

Pittaras N, Markatopoulou F, Mezaris V and Patras I
Lecture Notes in Computer Science. vol. 10132, 102-114.
31-12-2016

Moumtzidou A, Mironidis T, Markatopoulou F, Andreadis S, Gialampoukidis I, Galanopoulos D, Ioannidou A, Vrochidis S, Mezaris V, Kompatsiaris I and Patras I
Lecture Notes in Computer Science. vol. 10133, 486-492.
31-12-2016

Mou W, Gunes H and Patras I
2016 IEEE Conference on Computer Vision and Pattern Recognition Workshops (CVPRW)., 1478-1486.
16-12-2016

Mou W, Gunes H and Patras I
Proceedings of the 24th ACM international conference on Multimedia., 521-525.
01-10-2016

Markatopoulou F, Mezaris V and Patras I
Proceedings of the 24th ACM international conference on Multimedia., 501-505.
01-10-2016

AHMADI A and Patras I
Image Processing (ICIP), 2016 IEEE International Conference on Phoenix, Arizona, USA 25 Sep 2016 - 28 Sep 2016.
19-08-2016

Stefic D and Patras I
Image and Vision Computing, Elsevier vol. 52, 195-205.
01-08-2016

Palasek P and Patras I
Proceedings of the 1st International Workshop on Multimedia Analysis and Retrieval for Multimodal Interaction., 3-8.
06-06-2016

Wang L, Patras I, Zhang J, Mori G and Davis L
Computer Vision and Image Understanding, Elsevier vol. 144, 1-2.
01-03-2016

Vrochidis S, Patras I and Kompatsiaris I
Multimedia Tools and Applications, Springer Nature vol. 76 (2), 2861-2889.
22-01-2016

Tzelepis C, Mezaris V and Patras I
Lecture Notes in Computer Science. vol. 9516, 3-15.
01-01-2016

Markatopoulou F, Mezaris V and Patras I
Lecture Notes in Computer Science. vol. 9516, 874-885.
01-01-2016

Moumtzidou A, Mironidis T, Apostolidis E, Markatopoulou F, Ioannidou A, Gialampoukidis I, Avgerinakis K, Vrochidis S, Mezaris V, Kompatsiaris I and Patras I
Lecture Notes in Computer Science. vol. 9517, 394-399.
01-01-2016

Ahmadi A and Patras I
2016 IEEE International Conference on Image Processing (ICIP)., 1629-1633.
01-01-2016

Markatopoulou F, Mezaris V and Patras I
2016 IEEE International Conference on Image Processing (ICIP)., 186-190.
01-01-2016

Tzelepis C, Mavridaki E, Mezaris V and Patras I
2016 IEEE International Conference on Image Processing (ICIP)., 2410-2414.
01-01-2016

Kuranuki Y and Patras I
2016 23rd International Conference on Pattern Recognition (ICPR)., 681-686.
01-01-2016

Tzelepis C, Galanopoulos D, Mezaris V and Patras I
Image Vis. Comput. vol. 53, 35-44.
01-01-2016

Markatopoulou F, Galanopoulos D, Patras I and Mezaris V
2016 TREC Video Retrieval Evaluation, TRECVID 2016.
01-01-2016

Markatopoulou F, Moumtzidou A, Galanopoulos D, Mironidis T, Kaltsa V, Ioannidou A, Symeonidis S, Avgerinakis K, Andreadis S, Gialampoukidis I, Vrochidis S, Briassouli A, Mezaris V, Kompatsiaris I and Patras I
2016 TREC Video Retrieval Evaluation, TRECVID 2016.
01-01-2016

Kotsia I, Zafeiriou S, Goudelis G, Patras I and Karpouzis K
In Emotion in Games, Springer Nature 59-84.
01-01-2016
2015

Tzelepis C, Galanopoulos D, Mezaris V and Patras I
Image and Vision Computing vol. 53, 35-44.
09-10-2015

Abadi MK, Subramanian R, Kia SM, Avesani P, Patras I and Sebe N
Ieee Transactions on Affective Computing, Institute of Electrical and Electronics Engineers (Ieee) vol. 6 (3), 209-222.
01-09-2015

Kalpakis G, Tsikrika¹ T, Markatopoulou F, Pittaras N, Vrochidis S, Mezaris V, Parras I and Kompatsiaris I
2015 10th International Conference on Availability, Reliability and Security., 632-641.
01-08-2015

Markatopoulou F, Mezaris V, Pittaras N and Patras I
Ieee Transactions on Emerging Topics in Computing, Institute of Electrical and Electronics Engineers (Ieee) vol. 3 (2), 193-204.
04-06-2015

Yang H, Zou C and Patras I
Iet Computer Vision, Institution of Engineering and Technology (Iet) vol. 9 (3), 321-330.
01-06-2015

Palasek P, Yang H, Xu Z, Hajimirza N, Izquierdo E and Patras I
2015 IEEE International Conference on Multimedia & Expo Workshops (ICMEW)., 1-4.
01-06-2015

Yang H, Jia X, Patras I and Chan K-P
Ieee Signal Processing Letters, Institute of Electrical and Electronics Engineers (Ieee) vol. 22 (10), 1816-1820.
01-06-2015

Yang H and Patras I
2015 IEEE Conference on Computer Vision and Pattern Recognition (CVPR)., 4685-4693.
01-06-2015

Abadi MK, Correa JAM, Wache J, Yang H, Patras I and Sebe N
2015 11th IEEE International Conference and Workshops on Automatic Face and Gesture Recognition (FG)., 1-8.
01-05-2015

Yang H, He X, Jia X and Patras I
Ieee Transactions on Image Processing, Institute of Electrical and Electronics Engineers (Ieee) vol. 24 (8), 2393-2403.
10-04-2015

Yang H and Patras I
Ieee Transactions on Circuits and Systems For Video Technology, Institute of Electrical and Electronics Engineers (Ieee) vol. 25 (9), 1507-1520.
09-01-2015

Yang H, Mou W, Zhang Y, Patras I, Gunes H and Robinson P
, British Machine Vision Association and Society For Pattern Recognition, 130.1-130.13.
01-01-2015

Moumtzidou A, Avgerinakis K, Apostolidis E, Markatopoulou F, Apostolidis K, Mironidis T, Vrochidis S, Mezaris V, Kompatsiaris I and Patras I
Lecture Notes in Computer Science. vol. 8936, 249-254.
01-01-2015

Markatopoulou F, Pittaras N, Papadopoulou O, Mezaris V and Patras I
Lecture Notes in Computer Science. vol. 8935, 282-293.
01-01-2015

Yang H and Patras I
Corr vol. abs/1501.05152
01-01-2015

Markatopoulou F, Mezaris V and Patras I
2015 IEEE International Conference on Image Processing (ICIP)., 1786-1790.
01-01-2015

Chen M, Han J, Guo L, Wang J and Patras I
2015 International Conference on Affective Computing and Intelligent Interaction (ACII)., 63-69.
01-01-2015

Yang H, Mou W, Zhang Y, Patras I, Gunes H and Robinson P
BMVC., 130.1-130.1. Editors: Xie X, Jones MW and Tam GKL.
01-01-2015

Patras MV, BǍnacu CS, Popescu AM and Patraş I
Proceedings of the 26th International Business Information Management Association Conference - Innovation Management and Sustainable Economic Competitive Advantage: From Regional Development to Global Growth, IBIMA 2015., 521-530.
01-01-2015

Abadi MK, Correa JAM, Wache J, Yang H, Patras I, Sebe N and IEEE
2015 11TH IEEE INTERNATIONAL CONFERENCE AND WORKSHOPS ON AUTOMATIC FACE AND GESTURE RECOGNITION (FG), VOL. 3.
01-01-2015

Markatopoulou F, Loannidou A, Tzelepis C, Mironidis T, Galanopoulos D, Arestis-Chartampilas S, Ras NP, Avgerinakis K, Gkalelis N, Moumtzidou A, Vrochidis S, Mezaris V, Kompatsiaris L and Patras L
2015 TREC Video Retrieval Evaluation, TRECVID 2015.
01-01-2015

Gu L and Kanade T
In Encyclopedia of Biometrics, Springer Nature 435-439.
01-01-2015
2014

Yang H and Patras I
Ieee Transactions on Image Processing, Institute of Electrical and Electronics Engineers (Ieee) vol. 24 (2), 619-631.
18-12-2014

Kaymak S and Patras I
Iet Computer Vision, Institution of Engineering and Technology (Iet) vol. 8 (6), 650-657.
01-12-2014

Stefic D and Patras I
2014 IEEE International Conference on Image Processing (ICIP)., 1130-1134.
01-10-2014

Burelli P, Triantafyllidis G and Patras I
2014 IEEE Conference on Computational Intelligence and Games., 1-7.
01-08-2014

Stefic D and Patras I
2014 IEEE International Conference on Image Processing, ICIP 2014., 1130-1134.
28-01-2014

Gkalelis N, Markatopoulou F, Moumtzidou A, Galanopoulos D, Avgerinakis K, Pittaras N, Vrochidis S, Mezaris V, Kompatsiaris I and Patras I
2014 TREC Video Retrieval Evaluation, TRECVID 2014.
01-01-2014

Yang H, Zou C and Patras I
Ieee Signal Processing Letters vol. 21 (11), 1321-1325.
01-01-2014

Jia X, Yang H, Chan K-P and Patras I
Proceedings of the British Machine Vision Conference 2014., 85.1-85.13.
01-01-2014
2013

Yang H and Patras I
, Institute of Electrical and Electronics Engineers (Ieee), 1936-1943.
01-12-2013

G VKB and Patras I
2013 10th IEEE International Conference and Workshops on Automatic Face and Gesture Recognition (FG)., 1-8.
01-04-2013

Koelstra S and Patras I
Image and Vision Computing vol. 31 (2), 164-174.
01-01-2013

Yang H and Patras I
10th IEEE International Conference on Automatic Face and Gesture Recognition.
01-01-2013

Kaymak S and Patras I
Lecture Notes in Computer Science. vol. 7729, 160-170.
01-01-2013

Rudovic O, Pantic M and Patras IY
Ieee Transactions on Pattern Analysis and Machine Intelligence vol. 35 (6), 1357-1369.
01-01-2013

Nikolopoulos S, Zafeiriou S, Patras I and Kompatsiaris I
Signal Processing vol. 93 (8), 2212-2228.
01-01-2013

Kotsia I and Patras I
Lecture Notes in Computer Science. vol. 7726, 624-635.
01-01-2013

Guo W, Hu W, Boulgouris NV and Patras I
2013 IEEE International Conference on Image Processing., 2743-2747.
01-01-2013
2012

Kotsia I, Guo W and Patras I
Pattern Recognition, Elsevier vol. 45 (12), 4192-4203.
01-12-2012

Oveisi F, Oveisi S, Efranian A and Patras I
In Independent Component Analysis For Audio and Biosignal Applications, Intechopen
10-10-2012

G VKB and Patras I
2012 IEEE Computer Society Conference on Computer Vision and Pattern Recognition Workshops. vol. 1, 27-32.
01-06-2012

Vrochidis S, Patras I and Kompatsiaris I
2012 13th International Workshop on Image Analysis for Multimedia Interactive Services. vol. 1, 1-4.
01-05-2012

Kotsia I, Patras I and Fotopoulos S
2012 5th International Symposium on Communications, Control and Signal Processing. vol. 1, 1-4.
01-05-2012

Guo W, Kotsia I and Patras I
Ieee Trans Image Process vol. 21 (2), 816-827.
01-02-2012

Kumar BGV, Kotsia I and Patras I
Image and Vision Computing vol. 30 (4-5), 279-291.
01-01-2012

Oveisi F, Oveisi S, Efranian A and Patras I
Ieee Transactions on Neural Networks and Learning Systems vol. 23 (1), 127-137.
01-01-2012

Chatzilari E, Nikolopoulos S, Patras I and Kompatsiaris I
Pattern Recognition vol. 45 (8), 2962-2979.
01-01-2012

Yang H and Patras I
ACCV 2012.
01-01-2012

Yang H, Liu X and Patras I
ICPR 2012.
01-01-2012

Yang H, Zhang Y, Liu X and Patras I
ICPR 2012.
01-01-2012

Kotsia I and Patras I
2012 IEEE INTERNATIONAL CONFERENCE ON IMAGE PROCESSING (ICIP 2012)., 1397-1400.
01-01-2012

Koelstra S, Muhl C, Soleymani M, Lee J-S, Yazdani A, Ebrahimi T, Pun T, Nijholt A and Patras IY
Ieee Transactions on Affective Computing vol. 3 (1), 18-31.
01-01-2012

Nikolopoulos S, Papadopoulos GT, Kompatsiaris I and Patras I
Lecture Notes in Computer Science. vol. 7297, 307-314.
01-01-2012

Kotsia I, Guo W and Patras I
Lecture Notes in Computer Science. vol. 7432, 31-40.
01-01-2012
2011

Nikolopoulos S, Papadopoulos GT, Kompatsiaris I and Patras I
Ieee Trans Syst Man Cybern B Cybern vol. 41 (5), 1366-1381.
01-10-2011

Vrochidis S, Patras I and Kompatsiaris I
Proceedings of the 1st ACM International Conference on Multimedia Retrieval., 1-8.
18-04-2011

Oikonomopoulos A, Patras I and Pantic M
Ieee Transactions on Image Processing vol. 20 (4), 1126-1140.
01-04-2011

Soleymani M, Koelstra S, Patras I and Pun T
Face and Gesture 2011. vol. 1, 803-808.
01-03-2011

Kotsia I and Patras I
2011 IEEE CONFERENCE ON COMPUTER VISION AND PATTERN RECOGNITION (CVPR)., 633-640.
01-01-2011

Vrochidis S, Kompatsiaris I and Patras I
Advances in Multimedia, Hindawi vol. 2011 (1), 1-18.
01-01-2011

Chatzilari E, Nikolopoulos S, Patras I and Kompatsiaris I
In New Directions in Web Data Management 1, Springer Nature 235-271.
01-01-2011

Kumar VBG, Patras I and Kotsia I
Procedings of the British Machine Vision Conference 2011., 129.1-129.11.
01-01-2011

Nikolopoulos S, Giannakidou E, Kompatsiaris I, Patras I and Vakali A
In Social Media Modeling and Computing, Springer Nature 71-96.
01-01-2011

Moumtzidou A, Sidiropoulos P, Vrochidis S, Gkalelis N, Nikolopoulos S, Mezaris V, Kompatsiaris I and Patras I
2011 TREC Video Retrieval Evaluation Notebook Papers.
01-01-2011

Guo W, Kotsia I and Patras I
International Workshop on Image Analysis for Multimedia Interactive Services.
01-01-2011
2010

Koelstra S, Pantic M and Patras I
Ieee Transactions on Pattern Analysis and Machine Intelligence vol. 32 (11), 1940-1954.
01-11-2010

Oikonomopoulos A, Patras I and Pantic M
Proceedings of the 2nd international workshop on Social signal processing., 11-16.
29-10-2010

Passino G, Patras I and Izquierdo E
Computer Vision, Iet, Ieee vol. 4, 183-194.
01-09-2010

Patras I and Hancock ER
Ieee Transactions on Pattern Analysis and Machine Intelligence vol. 32 (9), 1553-1567.
01-09-2010

Passino G, Patras I and Izquierdo E
ICPR 2010 Istanbul, Turkey 23 Aug 2010 - 26 Aug 2010., 1554-1557.
23-08-2010

Kotsia I and Patras I
2010 20th International Conference on Pattern Recognition., 33-36.
01-08-2010

Rudovic O, Patras I and Pantic M
2010 20th International Conference on Pattern Recognition., 4121-4124.
01-08-2010

Kotsia I and Patras I
Proceedings of the ACM International Conference on Image and Video Retrieval., 446-453.
05-07-2010

Vrochidis S, Kompatsiaris I and Patras I
Proceedings of the ACM International Conference on Image and Video Retrieval., 274-281.
05-07-2010

Ognjen R, Ioannis P and Maja P
2010 IEEE Computer Society Conference on Computer Vision and Pattern Recognition - Workshops., 28-33.
01-06-2010

Rudovic O, Patras I and Pantic M
COMPUTER VISION-ECCV 2010, PT II. vol. 6312, 350-363. Editors: Daniilidis K, Maragos P and Paragios N.
01-01-2010

Koelstra S, Yazdani A, Soleymani M, Muhl C, Lee J-S, Nijholt A, Pun T, Ebrahimi T and Patras I
BRAIN INFORMATICS, BI 2010. vol. 6334, 89-100.
01-01-2010

Vrochidis S, Kompatsiaris I and Patras I
WIAMIS., 1-4.
01-01-2010

Guo W and Patras I
British Machine Vision Conference, BMVC 2010 - Proceedings.
01-01-2010

Kumar.B.G V and Patras I
British Machine Vision Conference, BMVC 2010 - Proceedings.
01-01-2010

Koelstra S, Pantic M and Patras I
Ieee Transactions on Pattern Analysis and Machine Intelligence, Ieee Computer Society vol. 32, 1940-1954-1940-1954.
01-01-2010
2009

Oikonomopoulos A, Pantic M and Patras I
Image Vision Comput vol. 27 (12), 1814-1825.
01-11-2009

Passino G, Patras I and Izquierdo E
BMVC 2009 London, England 7 Sep 2009 - 10 Sep 2009. (26), 1-12. Editors: Cavallaro A, Prince SJD and Alexander D.
01-09-2009

Koelstra S, Mühl C and Patras I
2009 3rd International Conference on Affective Computing and Intelligent Interaction and Workshops., 1-6.
01-09-2009

Guo W and Patras I
2009 IEEE 12th International Conference on Computer Vision Workshops, ICCV Workshops., 9-15.
01-09-2009

Oikonomopoulos A, Patras I and Pantic M
2009 IEEE Computer Society Conference on Computer Vision and Pattern Recognition Workshops., 27-33.
01-06-2009

Passino G, Piatrik T, Patras I and Izquierdo E
EuroITV 2009 Leuven, Belgium 3 Jun 2009 - 5 Jun 2009., 89-91. Editors: Donoso V, Geerts D, Cesar P and De Grooff D.
01-06-2009

Oikonomopoulos A, Patras I and Pantic M
2009 IEEE COMPUTER SOCIETY CONFERENCE ON COMPUTER VISION AND PATTERN RECOGNITION WORKSHOPS (CVPR WORKSHOPS 2009), VOLS 1 AND 2., 786-792.
01-01-2009

Koelstra S and Patras I
2009 10TH INTERNATIONAL WORKSHOP ON IMAGE ANALYSIS FOR MULTIMEDIA INTERACTIVE SERVICES., 242-245.
01-01-2009

Oikonomopoulos A, Patras I and Pantic M
2009 IEEE Computer Society Conference on Computer Vision and Pattern Recognition Workshops, CVPR Workshops 2009., 27-33.
01-01-2009

Passino G, Patras I and Izquierdo E
2009 10TH INTERNATIONAL WORKSHOP ON IMAGE ANALYSIS FOR MULTIMEDIA INTERACTIVE SERVICES., 33-36.
01-01-2009

In Encyclopedia of Biometrics, Springer Nature 291-291.
01-01-2009

Nikolopoulos S, Papadopoulos GT, Kompatsiaris I and Patras I
MACHINE LEARNING AND DATA MINING IN PATTERN RECOGNITION. vol. 5632, 525-539. Editors: Perner P.
01-01-2009
2008

Oikonomopoulos A, Pantic M and Patras I
Belgian/Netherlands Artificial Intelligence Conference., 193-200.
01-12-2008

Passino G, Patras I and Izquierdo E
ICIP 2008 San Diego, California 12 Oct 2008 - 15 Oct 2008., 65-68.
12-10-2008

Andreopoulos Y and Patras I
Ieee Transactions on Image Processing vol. 17 (9), 1685-1699.
01-09-2008

Passino G, Patras I and Izquierdo E
VIE 2008 Xi’an, China 29 Jul 2008 - 1 Aug 2008., 94-99.
01-08-2008

Patras I and Andreopoulos Y
2008 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING, VOLS 1-12., 1337-1340.
01-01-2008

Oikonomopoulos A, Pantic M and Patras I
CVPR Workshops., 1-6.
01-01-2008

Oikonomopoulos A, Pantic M and Patras I
2008 IEEE COMPUTER SOCIETY CONFERENCE ON COMPUTER VISION AND PATTERN RECOGNITION WORKSHOPS, VOLS 1-3., 1622-1627.
01-01-2008

Passino G, Patras I and Izquierdo E
2008 15TH IEEE INTERNATIONAL CONFERENCE ON IMAGE PROCESSING, VOLS 1-5., 65-68.
01-01-2008
2007

PATRAS I, Lagendijk RL and Hendriks EA
Ieee Trans. Circuits and Systems For Video Technology vol. 17 Issue 8, 988-995.
01-08-2007

Patras I, Hendriks EA and Lagendijk RL
Ieee T Circ Syst Vid vol. 17 (8), 988-995.
01-08-2007

PATRAS I and Hancock ER
International Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS), Santorini, Greece.
01-06-2007

Patras I and Hancock E
2007 IEEE INTERNATIONAL CONFERENCE ON IMAGE PROCESSING, VOLS 1-7., 501-504.
01-01-2007

Patras I and Hancock ER
2007 IEEE CONFERENCE ON COMPUTER VISION AND PATTERN RECOGNITION, VOLS 1-8., 2062-2069.
01-01-2007

Pogalin E, Redert A, Patras I and Hendriks EA
Third International Symposium on 3D Data Processing, Visualization, and Transmission, Proceedings., 57-64. Editors: Pollefeys M and Daniilidis K.
01-01-2007

Oikonomopoulos A, Patras I, Pantic M and Paragios N
Artificial Intelligence for Human Computing. vol. 4451, 133-154. Editors: Huang TS, Nijholt A, Pantic M and Pentland A.
01-01-2007

PATRAS I, Paragios N, Oikonomopoulos A and Pantic M
In Artificial Intelligence For Human Computing, Springer 133-154. Editors: Huang TS, Nijholt A, Pantic M and Pentland A.
01-01-2007
2006

Oikonomopoulos A, Patras I and Pantic M
Ieee Trans Syst Man Cybern B Cybern vol. 36 (3), 710-719.
01-06-2006

PATRAS I, Pantic M and Oikonomopoulos A
Proceedings of IEEE International Conference on Computer Vision and Pattern Recognition, Workshop on Vision for HCI, New York, USA - June 2006.
01-06-2006

Pantic M and Patras I
Ieee Trans Syst Man Cybern B Cybern vol. 36 (2), 433-449.
01-04-2006

Diplaros A, Gevers T and Patras I
Ieee Trans Image Process vol. 15 (1), 1-11.
01-01-2006
2005

PATRAS I, Valstar MF and Pantic M
International Conference on Measuring Behaviour, Wageningen - September 2005.
01-09-2005

PATRAS I, Pantic M and Valstar MF
Proceedings of IEEE International Confernece on Computer Visision and Pattern Recognition, workshop on Vision for HCI, San Diego, USA - June 2005.
01-06-2005

Oikonomopoulos A, Patras I and Pantic M
2005 IEEE International Conference on Multimedia and Expo (ICME), Vols 1 and 2., 430-433.
01-01-2005

Pantic M and Patras I
INTERNATIONAL CONFERENCE ON SYSTEMS, MAN AND CYBERNETICS, VOL 1-4, PROCEEDINGS., 3358-3363.
01-01-2005

Patras I and Pantic M
INTERNATIONAL CONFERENCE ON SYSTEMS, MAN AND CYBERNETICS, VOL 1-4, PROCEEDINGS., 1066-1071.
01-01-2005
2004

Patras I, Worring M and van den Boomgaard R
Ieee Trans Image Process vol. 13 (11), 1432-1443.
01-11-2004

PATRAS I, Pantic M and Valstar M
IEEE International Conference on Systems, Management and Cybernetics, Den Haag, The Netherlands - October 2005.
01-10-2004

Valstar M, Pantic M and Patras I
2004 IEEE International Conference on Systems, Man and Cybernetics (IEEE Cat. No.04CH37583). vol. 1, 635-640.
01-01-2004

Pantic M and Patras I
2004 IEEE INTERNATIONAL CONFERENCE ON MULTIMEDIA AND EXP (ICME), VOLS 1-3., 49-52.
01-01-2004

Diplaros A, Gevers T and Patras I
INTERNET IMAGING V. vol. 5304, 132-141. Editors: Santini S and Schettini R.
01-01-2004

Winkelman F and Patras I
2004 IEEE INTERNATIONAL CONFERENCE ON SYSTEMS, MAN & CYBERNETICS, VOLS 1-7., 3116-3121.
01-01-2004

Valstar M, Patras I and Pantic M
RO-MAN 2004: 13TH IEEE INTERNATIONAL WORKSHOP ON ROBOT AND HUMAN INTERACTIVE COMMUNICATION, PROCEEDINGS., 253-258.
01-01-2004

Patras I and Pantic M
SIXTH IEEE INTERNATIONAL CONFERENCE ON AUTOMATIC FACE AND GESTURE RECOGNITION, PROCEEDINGS., 97-102.
01-01-2004
2003

PATRAS I, Gevers T and Diplaros A
IEEE Workshop on Color and Photometric Methods in Computer Vision (in conjunction with ICCV 2003), Nice, France.
01-07-2003

Patras I, Hendriks EA and Lagendijk RL
Signal Process-Image vol. 18 (1), 51-65.
01-01-2003
2002

PATRAS I, Raaijmakers S, Snoek C, van Rest J, Worring M, van Leeuwen D, den Hartog J and Vendring J
11th Text Retrieval Confernece (TREC), Gaithersburg, MD - November 2002.
01-11-2002

Patras I and Worring M
16TH INTERNATIONAL CONFERENCE ON PATTERN RECOGNITION, VOL I, PROCEEDINGS., 323-326. Editors: Kasturi R, Laurendeau D and Suen C.
01-01-2002

Pantic M, Patras I and Rothkrantz L
IEEE INTERNATIONAL CONFERENCE ON MULTIMEDIA AND EXPO, VOL I AND II, PROCEEDINGS., 37-40.
01-01-2002

Patras I, Hendriks EA and Lagendijk RL
2002 INTERNATIONAL CONFERENCE ON IMAGE PROCESSING, VOL II, PROCEEDINGS., 277-280.
01-01-2002
2001

Patras I, Hendriks EA and Lagendijk RL
Ieee T Pattern Anal vol. 23 (3), 326-332.
01-03-2001

PATRAS I, Hendriks EA, Broekhoven M and Hupkens T
Image Processing and Communications vol. 6 (3-4), 27-34.
01-01-2001

PATRAS I, List J, Geusebroek J-M, den Hartog J, Hiemstra D, van Ballegooij A, Worring M, Snoek C, Raaijmakers S, Todoran L, Vendrig J, de Vries A, Westerveld T and Baan J
Proceedings of the 10th Text Retrieval Conference (TREC), NIST 2001.
01-01-2001
1998

Patras I, Hendriks EA and Lagendijk RL
IEEE International Conference on Image Processing. vol. 2, 642-646.
01-12-1998
1997

Patras IK, Hendriks EA and Tziritas GG
Visual Communications and Image Processing '97. vol. 3024, 380-390.
10-01-1997
Grants


Ioannis Patras
£358,043 EPSRC Engineering and Physical Sciences Research Council
01-07-2018 - 31-12-2021