Nikiforos Pittaras

22 papers A* 1B 4Misc 1Journal 7Unranked 8
YearRankTypeTitle / Venue / Authors
2025 A* conf
Lessons for Editors of AI Incidents from the AI Incident Database.
AAAI
Kevin Paeth, Daniel Atherton, Nikiforos Pittaras, Heather Frase, Sean McGregor
2024 J jnl
Lessons for Editors of AI Incidents from the AI Incident Database.
CoRR
Kevin Paeth, Daniel Atherton, Nikiforos Pittaras, Heather Frase, Sean McGregor
2023 — conf
A Taxonomic System for Failure Cause Analysis of Open Source AI Incidents.
SafeAI@AAAI
Nikiforos Pittaras, Sean McGregor
2023 J jnl
Content-based and Knowledge-enriched Representations for Classification Across Modalities: A Survey.
ACM Comput. Surv.
Nikiforos Pittaras, George Giannakopoulos, Panagiotis Stamatopoulos, Vangelis Karkaletsis
2022 J jnl
A Cooperative Reinforcement Learning Environment for Detecting and Penalizing Betrayal.
CoRR
Nikiforos Pittaras
2022 J jnl
A taxonomic system for failure cause analysis of open source AI incidents.
CoRR
Nikiforos Pittaras, Sean McGregor
2021 J jnl
A study of text representations in Hate Speech Detection.
CoRR
Chrysoula Themeli, George Giannakopoulos, Nikiforos Pittaras
2021 — —
Beyond deep learning: enriching data representations for machine learning tasks
Nikiforos Pittaras
2021 J jnl
Text classification with semantically enriched word embeddings.
Nat. Lang. Eng.
Nikiforos Pittaras, George Giannakopoulos, Georgios Papadakis, Vangelis Karkaletsis
2020 B conf
JedAI
EDBT
George Papadakis, Leonidas Tsekouras, Emmanouil Thanos, Nikiforos Pittaras, Giovanni Simonini, Dimitrios Skoutas, Paul Isaris, George Giannakopoulos, Themis Palpanas, Manolis Koubarakis
2020 — conf
Summarizing Game Reviews: First Contact.
SETN Workshops
Aris Kosmopoulos, Antonios Liapis, George Giannakopoulos, Nikiforos Pittaras
2019 — conf
A Study of Text Representations for Hate Speech Detection.
CICLing (2)
Chrysoula Themeli, George Giannakopoulos, Nikiforos Pittaras
2019 Misc conf
GeoSensor: semantifying change and event detection over big data.
SAC
Nikiforos Pittaras, George Papadakis, George Stamoulis, Giorgos Argyriou, Efi Karra Taniskidou, Emmanouil Thanos, George Giannakopoulos, Leonidas Tsekouras, Manolis Koubarakis
2018 B conf
Document clustering as a record linkage problem.
DocEng
Nikiforos Pittaras, George Giannakopoulos, Leonidas Tsekouras, Iraklis Varlamis
2018 — conf
GeoSensor: On-line Scalable Change and Event Detection over Big Data.
WWW (Companion Volume)
Giorgos Argyriou, George Papadakis, George Stamoulis, Efi Karra Taniskidou, Nikiforos Pittaras, George Giannakopoulos, Sergio Albani, Michele Lazzarini, Emanuele Angiuli, Anca Popescu, Argyros Argyridis, Manolis Koubarakis
2017 — conf
Comparison of Fine-Tuning and Extension Strategies for Deep Convolutional Neural Networks.
MMM (1)
Nikiforos Pittaras, Foteini Markatopoulou, Vasileios Mezaris, Ioannis Patras
2017 B conf
The BigDataEurope Platform - Supporting the Variety Dimension of Big Data.
ICWE
Sören Auer, Simon Scerri, Aad Versteden, Erika Pauwels, Angelos Charalambidis, Stasinos Konstantopoulos, Jens Lehmann, Hajira Jabeen, Ivan Ermilov, Gezim Sejdiu, Andreas Ikonomopoulos, Spyros Andronopoulos, Mandy Vlachogiannis, Charalambos Pappas, Athanasios Davettas, Iraklis A. Klampanos, Efstathios Grigoropoulos, Vangelis Karkaletsis, Victor de Boer, Ronald Siebes, Mohamed Nadjib Mami, Sergio Albani, Michele Lazzarini, Paulo Nunes, Emanuele Angiuli, Nikiforos Pittaras, George Giannakopoulos, Giorgos Argyriou, George Stamoulis, George Papadakis, Manolis Koubarakis, Pythagoras Karampiperis, Axel-Cyrille Ngonga Ngomo, Maria-Esther Vidal
2015 — conf
A Study on the Use of a Binary Local Descriptor and Color Extensions of Local Descriptors for Video Concept Detection.
MMM (1)
Fotini Markatopoulou, Nikiforos Pittaras, Olga Papadopoulou, Vasileios Mezaris, Ioannis Patras
2015 B conf
Concept Detection in Multimedia Web Resources About Home Made Explosives.
ARES
George Kalpakis, Theodora Tsikrika, Fotini Markatopoulou, Nikiforos Pittaras, Stefanos Vrochidis, Vasileios Mezaris, Ioannis Patras, Ioannis Kompatsiaris
2015 — conf
ITI-CERTH participation to TRECVID 2015.
TRECVID
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, Ioannis Kompatsiaris, Ioannis Patras
2015 J jnl
Local Features and a Two-Layer Stacking Architecture for Semantic Concept Detection in Video.
IEEE Trans. Emerg. Top. Comput.
Fotini Markatopoulou, Vasileios Mezaris, Nikiforos Pittaras, Ioannis Patras
2014 — conf
ITI-CERTH participation to TRECVID 2014.
TRECVID
Nikolaos Gkalelis, Foteini Markatopoulou, Anastasia Moumtzidou, Damianos Galanopoulos, Konstantinos Avgerinakis, Nikiforos Pittaras, Stefanos Vrochidis, Vasileios Mezaris, Ioannis Kompatsiaris, Ioannis Patras