2023

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Domain-Aligned Data Augmentation for Low-Resource and Imbalanced Text Classification
Nikolaos Stylianou | Despoina Chatzakou | Theodora Tsikrika | Stefanos Vrochidis | Ioannis Kompatsiaris
Advances in Information Retrieval - 45th European Conference on Information Retrieval, ECIR 2023, Dublin, Ireland, April 2-6, 2023, Proceedings, Part II

2022

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Multimodal Quasi-AutoRegression: forecasting the visual popularity of new fashion products
Stefanos-Iordanis Papadopoulos | Christos Koutlis | Symeon Papadopoulos | Ioannis Kompatsiaris
2022 Volume 11 Issue 4

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The MeVer DeepFake Detection Service: Lessons Learnt from Developing and Deploying in the Wild
Spiros Baxevanakis | Giorgos Kordopatis-Zilos | Panagiotis Galopoulos | Lazaros Apostolidis | Killian Levacher | Ipek Baris Schlicht | Denis Teyssou | Ioannis Kompatsiaris | Symeon Papadopoulos
MAD@ICMR 2022: Proceedings of the 1st International Workshop on Multimedia AI against Disinformation, Newark, NJ, USA, June 27 - 30, 2022

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Automatic Visual Recognition of Unexploded Ordnances Using Supervised Deep Learning
Georgios Begkas | Panagiotis Giannakeris | Konstantinos Ioannidis | Georgios Kalpakis | Theodora Tsikrika | Stefanos Vrochidis | Ioannis Kompatsiaris
ICMR '22: International Conference on Multimedia Retrieval, Newark, NJ, USA, June 27 - 30, 2022

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Leveraging Transformer Self Attention Encoder for Crisis Event Detection in Short Texts
Pantelis Kyriakidis | Despoina Chatzakou | Theodora Tsikrika | Stefanos Vrochidis | Ioannis Kompatsiaris
Advances in Information Retrieval - 44th European Conference on IR Research, ECIR 2022, Stavanger, Norway, April 10-14, 2022, Proceedings, Part II

2021

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Spatio-Temporal Activity Detection and Recognition in Untrimmed Surveillance Videos
Konstantinos Gkountakos | Despoina Touska | Konstantinos Ioannidis | Theodora Tsikrika | Stefanos Vrochidis | Ioannis Kompatsiaris
ICMR '21: International Conference on Multimedia Retrieval, Taipei, Taiwan, August 21-24, 2021

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Leveraging EfficientNet and Contrastive Learning for Accurate Global-scale Location Estimation
Giorgos Kordopatis-Zilos | Panagiotis Galopoulos | Symeon Papadopoulos | Ioannis Kompatsiaris
ICMR '21: International Conference on Multimedia Retrieval, Taipei, Taiwan, August 21-24, 2021

2020

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A Crowd Analysis Framework for Detecting Violence Scenes
Konstantinos Gkountakos | Konstantinos Ioannidis | Theodora Tsikrika | Stefanos Vrochidis | Ioannis Kompatsiaris
Proceedings of the 2020 on International Conference on Multimedia Retrieval, ICMR 2020, Dublin, Ireland, June 8-11, 2020

2018

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Flood Relevance Estimation from Visual and Textual Content in Social Media Streams
Anastasia Moumtzidou | Stelios Andreadis | Ilias Gialampoukidis | Anastasios Karakostas | Stefanos Vrochidis | Ioannis Kompatsiaris
Companion of the The Web Conference 2018 on The Web Conference 2018, WWW 2018, Lyon , France, April 23-27, 2018

2017

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Detection of Terrorism-related Twitter Communities using Centrality Scores
Ilias Gialampoukidis | George Kalpakis | Theodora Tsikrika | Symeon Papadopoulos | Stefanos Vrochidis | Ioannis Kompatsiaris
Proceedings of the 2nd International Workshop on Multimedia Forensics and Security, MFSec@ICMR 2017, Bucharest, Romania, June 6, 2017

2016

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Towards a Multimedia Knowledge-Based Agent with Social Competence and Human Interaction Capabilities
Leo Wanner | Josep Blat | Stamatia Dasiopoulou | Mónica Domínguez | Gerard Llorach | Simon Mille | Federico Sukno | Eleni Kamateri | Stefanos Vrochidis | Ioannis Kompatsiaris | Elisabeth André | Florian Lingenfelser | Gregor Mehlmann | Andries Stam | Ludo Stellingwerff | Bianca Vieru | Lori Lamel | Wolfgang Minker | Louisa Pragst | Stefan Ultes
Proceedings of the 1st International Workshop on Multimedia Analysis and Retrieval for Multimodal Interaction, MARMI@ICMR 2016, New York, New York, USA, June 6, 2016

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Towards an Ontology-Driven Adaptive Dialogue Framework
Georgios Meditskos | Stamatia Dasiopoulou | Louisa Pragst | Stefan Ultes | Stefanos Vrochidis | Ioannis Kompatsiaris | Leo Wanner
Proceedings of the 1st International Workshop on Multimedia Analysis and Retrieval for Multimodal Interaction, MARMI@ICMR 2016, New York, New York, USA, June 6, 2016

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Retrieval of Multimedia Objects by Fusing Multiple Modalities
Ilias Gialampoukidis | Anastasia Moumtzidou | Theodora Tsikrika | Stefanos Vrochidis | Ioannis Kompatsiaris
Proceedings of the 2016 ACM on International Conference on Multimedia Retrieval, ICMR 2016, New York, New York, USA, June 6-9, 2016

2014

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Focussed crawling of environmental web resources: A pilot study on the combination of multimedia evidence
Theodora Tsikrika | Anastasia Moumtzidou | Stefanos Vrochidis | Ioannis Kompatsiaris
Proceedings of the 1st International Workshop on Environnmental Multimedia Retrieval co-located with ACM International Conference on Multimedia Retrieval, EMR@ICMR 2014, Glasgow, UK, April 1, 2014

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The extraction and fusion of meteorological and air quality information for orchestrated services
Lasse Johansson | Victor Epitropou | Kostas D. Karatzas | Leo Wanner | Ari Karppinen | Jaakko Kukkonen | Stefanos Vrochidis | Ioannis Kompatsiaris
Proceedings of the 1st International Workshop on Environnmental Multimedia Retrieval co-located with ACM International Conference on Multimedia Retrieval, EMR@ICMR 2014, Glasgow, UK, April 1, 2014

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News Articles Classification Using Random Forests and Weighted Multimodal Features
Dimitris Liparas | Yaakov HaCohen-Kerner | Anastasia Moumtzidou | Stefanos Vrochidis | Ioannis Kompatsiaris
Multidisciplinary Information Retrieval - 7th Information Retrieval Facility Conference, IRFC 2014, Copenhagen, Denmark, November 10-12, 2014, Proceedings

2013

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Concept Extraction from Patent Images Based on Recursive Hybrid Classification
Anastasia Moumtzidou | Stefanos Vrochidis | Ioannis Kompatsiaris
Multidisciplinary Information Retrieval - 6th Information Retrieval Facility Conference, IRFC 2013, Limassol, Cyprus, October 7-9, 2013. Proceedings

2012

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PatMedia: Augmenting Patent Search with Content-Based Image Retrieval
Stefanos Vrochidis | Anastasia Moumtzidou | Gerard Ypma | Ioannis Kompatsiaris
Multidisciplinary Information Retrieval - 5th International Retrieval Facility Conference, IRFC 2012, Vienna, Austria, July 2-3, 2012 Proceedings

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Discovery of Environmental Nodes in the Web
Anastasia Moumtzidou | Stefanos Vrochidis | Sara Tonelli | Ioannis Kompatsiaris | Emanuele Pianta
Multidisciplinary Information Retrieval - 5th International Retrieval Facility Conference, IRFC 2012, Vienna, Austria, July 2-3, 2012 Proceedings

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"Making sense of it all": an attempt to aid journalists in analysing and filtering user generated content
Sotiris Diplaris | Symeon Papadopoulos | Ioannis Kompatsiaris | Nicolaus Heise | Jochen Spangenberg | Nic Newman | Hakim Hacid
Proceedings of the 21st World Wide Web Conference, WWW 2012, Lyon, France, April 16-20, 2012 (Companion Volume)

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SocialSensor: sensing user generated input for improved media discovery and experience
Sotiris Diplaris | Symeon Papadopoulos | Ioannis Kompatsiaris | Ayse Göker | Andrew MacFarlane | Jochen Spangenberg | Hakim Hacid | Linas Maknavicius | Matthias Klusch
Proceedings of the 21st World Wide Web Conference, WWW 2012, Lyon, France, April 16-20, 2012 (Companion Volume)

2011

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High-level event detection system based on discriminant visual concepts
Ioannis Tsampoulatidis | Nikolaos Gkalelis | Anastasios Dimou | Vasileios Mezaris | Ioannis Kompatsiaris
Proceedings of the 1st International Conference on Multimedia Retrieval, ICMR 2011, Trento, Italy, April 18 - 20, 2011

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An eye-tracking-based approach to facilitate interactive video search
Stefanos Vrochidis | Ioannis Patras | Ioannis Kompatsiaris
Proceedings of the 1st International Conference on Multimedia Retrieval, ICMR 2011, Trento, Italy, April 18 - 20, 2011

2010

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Optimizing visual search with implicit user feedback in interactive video retrieval
Stefanos Vrochidis | Ioannis Kompatsiaris | Ioannis Patras
Proceedings of the 9th ACM International Conference on Image and Video Retrieval, CIVR 2010, Xi'an, China, July 5-7, 2010

2009

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MKLab interactive video retrieval system
Stefanos Vrochidis | Paul King | Lambros Makris | Anastasia Moumtzidou | Spiros Nikolopoulos | Anastasios Dimou | Vasileios Mezaris | Ioannis Kompatsiaris
Proceedings of the 8th ACM International Conference on Image and Video Retrieval, CIVR 2009, Santorini Island, Greece, July 8-10, 2009

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Modeling facial expressions and peripheral physiological signals to predict topical relevance
Ioannis Arapakis | Ioannis Konstas | Joemon M. Jose | Ioannis Kompatsiaris
Proceedings of the 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2009, Boston, MA, USA, July 19-23, 2009

2008

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Human activity localization via sequential change detection
Alexia Briassouli | Ioannis Kompatsiaris
Proceedings of the 1st ACM SIGMM International Conference on Multimedia Information Retrieval, MIR 2008, Vancouver, British Columbia, Canada, October 30-31, 2008

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MKLab interactive video retrieval system
Stefanos Vrochidis | Paul King | Lambros Makris | Anastasia Moumtzidou | Vasileios Mezaris | Ioannis Kompatsiaris
Proceedings of the 7th ACM International Conference on Image and Video Retrieval, CIVR 2008, Niagara Falls, Canada, July 7-9, 2008

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Accumulated motion energy fields estimation and representation for semantic event detection
Georgios Th. Papadopoulos | Vasileios Mezaris | Ioannis Kompatsiaris | Michael G. Strintzis
Proceedings of the 7th ACM International Conference on Image and Video Retrieval, CIVR 2008, Niagara Falls, Canada, July 7-9, 2008

2007

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ITI interactive video retrieval system
Stefanos Vrochidis | Vasileios Mezaris | Ioannis Kompatsiaris
Proceedings of the 6th ACM International Conference on Image and Video Retrieval, CIVR 2007, Amsterdam, The Netherlands, July 9-11, 2007

2004

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A Test-Bed for Region-Based Image Retrieval Using Multiple Segmentation Algorithms and the MPEG-7 eXperimentation Model: The Schema Reference System
Vasileios Mezaris | Haralambos Doulaverakis | Raúl Medina Beltrán de Otálora | Stephan Herrmann | Ioannis Kompatsiaris | Michael G. Strintzis
Image and Video Retrieval: Third International Conference, CIVR 2004, Dublin, Ireland, July 21-23, 2004. Proceedings