ITI-CERTH participation to TRECVID 2014. - Nikolaos Gkalelis; Foteini Markatopoulou; Anastasia Moumtzidou; Damianos Galanopoulos; Konstantinos Avgerinakis; Nikiforos Pittaras; Stefanos Vrochidis; Vasileios Mezaris; Ioannis Kompatsiaris; Ioannis Patras (TRECVID, 2014)

Concept Detection in Multimedia Web Resources About Home Made Explosives. - George Kalpakis; Theodora Tsikrika; Fotini Markatopoulou; Nikiforos Pittaras; Stefanos Vrochidis; Vasileios Mezaris; Ioannis Patras; Ioannis Kompatsiaris (ARES, 2015)

A Study on the Use of a Binary Local Descriptor and Color Extensions of Local Descriptors for Video Concept Detection. - Fotini Markatopoulou; Nikiforos Pittaras; Olga Papadopoulou; Vasileios Mezaris; Ioannis Patras (MMM (1), 2015)

ITI-CERTH participation to TRECVID 2015. - Foteini Markatopoulou; Anastasia Ioannidou; Christos Tzelepis; Theodoros Mironidis; Damianos Galanopoulos; Stavros Arestis-Chartampilas; Nikiforos Pittaras; Konstantinos Avgerinakis; Nikolaos Gkalelis; Anastasia Moumtzidou; Stefanos Vrochidis; Vasileios Mezaris; et al. (TRECVID, 2015)

Local Features and a Two-Layer Stacking Architecture for Semantic Concept Detection in Video. - Fotini Markatopoulou; Vasileios Mezaris; Nikiforos Pittaras; Ioannis Patras (IEEE Trans. Emerg. Top. Comput., 2015)

The BigDataEurope Platform - Supporting the Variety Dimension of Big Data. - Sören Auer; Simon Scerri; Aad Versteden; Erika Pauwels; Angelos Charalambidis; Stasinos Konstantopoulos; Jens Lehmann 001; Hajira Jabeen; Ivan Ermilov; Gezim Sejdiu; Andreas Ikonomopoulos; Spyros Andronopoulos; et al. (ICWE, 2017)

Comparison of Fine-Tuning and Extension Strategies for Deep Convolutional Neural Networks. - Nikiforos Pittaras; Foteini Markatopoulou; Vasileios Mezaris; Ioannis Patras (MMM (1), 2017)

Document clustering as a record linkage problem. - Nikiforos Pittaras; George Giannakopoulos; Leonidas Tsekouras; Iraklis Varlamis (DocEng, 2018)

GeoSensor: On-line Scalable Change and Event Detection over Big Data. - Giorgos Argyriou; George Papadakis 001; George Stamoulis 001; Efi Karra Taniskidou; Nikiforos Pittaras; George Giannakopoulos; Sergio Albani; Michele Lazzarini; Emanuele Angiuli; Anca Popescu; Argyros Argyridis; Manolis Koubarakis (WWW (Companion Volume), 2018)

A Study of Text Representations for Hate Speech Detection. - Chrysoula Themeli; George Giannakopoulos; Nikiforos Pittaras (CICLing (2), 2019)

GeoSensor: semantifying change and event detection over big data. - Nikiforos Pittaras; George Papadakis 001; George Stamoulis 001; Giorgos Argyriou; Efi Karra Taniskidou; Emmanouil Thanos; George Giannakopoulos; Leonidas Tsekouras; Manolis Koubarakis (SAC, 2019)

JedAI3 : beyond batch, blocking-based Entity Resolution. - George Papadakis 001; Leonidas Tsekouras; Emmanouil Thanos; Nikiforos Pittaras; Giovanni Simonini; Dimitrios Skoutas 001; Paul Isaris; George Giannakopoulos; Themis Palpanas; Manolis Koubarakis (EDBT, 2020)

Summarizing Game Reviews: First Contact. - Aris Kosmopoulos; Antonios Liapis; George Giannakopoulos; Nikiforos Pittaras (SETN Workshops, 2020)

Text classification with semantically enriched word embeddings. - Nikiforos Pittaras; George Giannakopoulos; Georgios Papadakis 001; Vangelis Karkaletsis (Nat. Lang. Eng., 2021)

Beyond deep learning: enriching data representations for machine learning tasks - Nikiforos Pittaras (2021)

A Cooperative Reinforcement Learning Environment for Detecting and Penalizing Betrayal. - Nikiforos Pittaras (CoRR, 2022)

A Taxonomic System for Failure Cause Analysis of Open Source AI Incidents. - Nikiforos Pittaras; Sean McGregor (SafeAI@AAAI, 2023)

Content-based and Knowledge-enriched Representations for Classification Across Modalities: A Survey. - Nikiforos Pittaras; George Giannakopoulos; Panagiotis Stamatopoulos; Vangelis Karkaletsis (ACM Comput. Surv., 2023)

Lessons for Editors of AI Incidents from the AI Incident Database. - Kevin Paeth; Daniel Atherton; Nikiforos Pittaras; Heather Frase; Sean McGregor (AAAI, 2025)