activity
20202023
most citedMigration-Related Semantic Concepts for the Retrieval of Relevant Video Content

1 citations · 1 across the 4 of their papers we have counts for

collaborators

5 papers

cs.CV2023

Filter-Pruning of Lightweight Face Detectors Using a Geometric Median Criterion

Konstantinos Gkrispanis, Nikolaos Gkalelis, Vasileios Mezaris

Face detectors are becoming a crucial component of many applications, including surveillance, that often have to run on edge devices with limited processing power and memory. There…

cs.CV2022

Are All Combinations Equal? Combining Textual and Visual Features with Multiple Space Learning for Text-Based Video Retrieval

Damianos Galanopoulos, Vasileios Mezaris

In this paper we tackle the cross-modal video retrieval problem and, more specifically, we focus on text-to-video retrieval. We investigate how to optimally combine multiple divers…

cs.CV2022

Learning Visual Explanations for DCNN-Based Image Classifiers Using an Attention Mechanism

Ioanna Gkartzonika, Nikolaos Gkalelis, Vasileios Mezaris

In this paper two new learning-based eXplainable AI (XAI) methods for deep convolutional neural network (DCNN) image classifiers, called L-CAM-Fm and L-CAM-Img, are proposed. Both…

cs.CV2021

Video Summarization Using Deep Neural Networks: A Survey

Evlampios Apostolidis, Eleni Adamantidou, Alexandros I. Metsai +2

Video summarization technologies aim to create a concise and complete synopsis by selecting the most informative parts of the video content. Several approaches have been developed…

cs.IR20201 cited

Migration-Related Semantic Concepts for the Retrieval of Relevant Video Content

Elejalde Erick, Galanopoulos Damianos, Niederee Claudia +1

Migration, and especially irregular migration, is a critical issue for border agencies and society in general. Migration-related situations and decisions are influenced by various…