activity
20152025
most citedMulti-modal dictionary learning for image separation with application in art investigation

35 citations · 90 across the 12 of their papers we have counts for

collaborators

31 papers

cs.CV2025

ReferGPT: Towards Zero-Shot Referring Multi-Object Tracking

Tzoulio Chamiti, Leandro Di Bella, Adrian Munteanu +1

Tracking multiple objects based on textual queries is a challenging task that requires linking language understanding with object association across frames. Previous works typicall…

cs.CL2021

Traffic Event Detection as a Slot Filling Problem

Xiangyu Yang, Giannis Bekoulis, Nikos Deligiannis

In this paper, we introduce the new problem of extracting fine-grained traffic information from Twitter streams by also making publicly available the two (constructed) traffic-rela…

cs.LG2021

Learned Gradient Compression for Distributed Deep Learning

Lusine Abrahamyan, Yiming Chen, Giannis Bekoulis +1

Training deep neural networks on large datasets containing high-dimensional data requires a large amount of computation. A solution to this problem is data-parallel distributed tra…

cs.AI2020

Temporal Collaborative Filtering with Graph Convolutional Neural Networks

Esther Rodrigo Bonet, Duc Minh Nguyen, Nikos Deligiannis

Temporal collaborative filtering (TCF) methods aim at modelling non-static aspects behind recommender systems, such as the dynamics in users' preferences and social trends around i…

cs.LG2020

A Deep-Unfolded Reference-Based RPCA Network For Video Foreground-Background Separation

Huynh Van Luong, Boris Joukovsky, Yonina C. Eldar +1

Deep unfolded neural networks are designed by unrolling the iterations of optimization algorithms. They can be shown to achieve faster convergence and higher accuracy than their op…

cs.CL2020

A Review on Fact Extraction and Verification

Giannis Bekoulis, Christina Papagiannopoulou, Nikos Deligiannis

We study the fact checking problem, which aims to identify the veracity of a given claim. Specifically, we focus on the task of Fact Extraction and VERification (FEVER) and its acc…