2023

doi dblp
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

doi dblp
Interactive video retrieval evaluation at a distance: comparing sixteen interactive video search systems in a remote setting at the 10th Video Browser Showdown
Silvan Heller | Viktor Gsteiger | Werner Bailer | Cathal Gurrin | Björn Þór Jónsson | Jakub Lokoc | Andreas Leibetseder | Frantisek Mejzlík | Ladislav Peska | Luca Rossetto | Konstantin Schall | Klaus Schoeffmann | Heiko Schuldt | Florian Spiess | Ly-Duyen Tran | Lucia Vadicamo | Patrik Veselý | Stefanos Vrochidis | Jiaxin Wu
2022 Volume 11 Issue 1

doi dblp
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

doi dblp
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

doi dblp
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

2020

doi dblp
Report on CLEF 2020
Avi Arampatzis | Linda Cappellato | Carsten Eickhoff | Nicola Ferro | Hideo Joho | Evangelos Kanoulas | Christina Lioma | Aurélie Névéol | Theodora Tsikrika | Stefanos Vrochidis
2020 Volume 54 Issue 2

doi dblp
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

doi dblp
Experimental IR Meets Multilinguality, Multimodality, and Interaction - 11th International Conference of the CLEF Association, CLEF 2020, Thessaloniki, Greece, September 22-25, 2020, Proceedings

Experimental IR Meets Multilinguality, Multimodality, and Interaction - 11th International Conference of the CLEF Association, CLEF 2020, Thessaloniki, Greece, September 22-25, 2020, Proceedings

2019

doi dblp
A Test Collection for Passage Retrieval Evaluation of Spanish Health-Related Resources
Eleni Kamateri | Theodora Tsikrika | Spyridon Symeonidis | Stefanos Vrochidis | Wolfgang Minker | Yiannis Kompatsiaris
Advances in Information Retrieval - 41st European Conference on IR Research, ECIR 2019, Cologne, Germany, April 14-18, 2019, Proceedings, Part II

2018

doi dblp
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

doi dblp
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

doi dblp
Proceedings of the 2nd International Workshop on Multimedia Forensics and Security, MFSec@ICMR 2017, Bucharest, Romania, June 6, 2017

Proceedings of the 2nd International Workshop on Multimedia Forensics and Security, MFSec@ICMR 2017, Bucharest, Romania, June 6, 2017

doi dblp
1st International Workshop on Search and Mining Terrorist Online Content & Advances in Data Science for Cyber Security and Risk on the Web
Theodora Tsikrika | Babak Akhgar | Vasilis Katos | Stefanos Vrochidis | Pete Burnap | Matthew L. Williams
Proceedings of the Tenth ACM International Conference on Web Search and Data Mining, WSDM 2017, Cambridge, United Kingdom, February 6-10, 2017

2016

doi dblp
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

doi dblp
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

doi dblp
A Multimodal Annotation Schema for Non-Verbal Affective Analysis in the Health-Care Domain
Federico Sukno | Mónica Domínguez | Adria Ruiz | Dominik Schiller | Florian Lingenfelser | Louisa Pragst | Eleni Kamateri | Stefanos Vrochidis
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

doi dblp
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

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

doi dblp
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

2015

doi dblp
10th European Summer School in Information Retrieval (ESSIR 2015)
Theodora Tsikrika | Symeon Papadopoulos | Stefanos Vrochidis | Yiannis Kompatsiaris
2015 Volume 49 Issue 2

doi dblp
Discovery of Environmental Web Resources Based on the Combination of Multimedia Evidence
Theodora Tsikrika | Antonis Latas | Anastasia Moumtzidou | Elisavet Chatzilari | Stefanos Vrochidis | Yiannis Kompatsiaris
Proceedings of the 2nd International Workshop on Environmental Multimedia Retrieval, EMR@ICMR 2015, Shanghai, China, June 23-26, 2015

doi dblp
Proceedings of the 2nd International Workshop on Environmental Multimedia Retrieval, EMR@ICMR 2015, Shanghai, China, June 23-26, 2015

Proceedings of the 2nd International Workshop on Environmental Multimedia Retrieval, EMR@ICMR 2015, Shanghai, China, June 23-26, 2015

2014

pdf dblp
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

pdf dblp
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

dblp
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

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

doi dblp
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

doi dblp
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

doi dblp
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

doi dblp
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

2011

doi dblp
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

doi dblp
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

doi dblp
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

2008

doi dblp
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

2007

doi dblp
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