no code implementations • 27 Mar 2024 • Jorgen Cani, Ioannis Mademlis, Adamantia Anna Rebolledo Chrysochoou, Georgios Th. Papadopoulos
The results demonstrate the remarkable accuracy of the DINO Transformer detector in the low-data regime, the impressive real-time performance of YOLOv8, and the effectiveness of the hybrid NextViT backbone.
no code implementations • 12 Oct 2023 • Sotirios Konstantakos, Despina Ioanna Chalkiadaki, Ioannis Mademlis, Adamantia Anna Rebolledo Chrysochoou, Georgios Th. Papadopoulos
Automated visual firearms classification from RGB images is an important real-world task with applications in public space security, intelligence gathering and law enforcement investigations.
no code implementations • 5 Oct 2023 • Ioannis Mademlis, Georgios Batsis, Adamantia Anna Rebolledo Chrysochoou, Georgios Th. Papadopoulos
Automated detection of contraband items in X-ray images can significantly increase public safety, by enhancing the productivity and alleviating the mental load of security officers in airports, subways, customs/post offices, etc.
no code implementations • 9 Jun 2023 • Nikolaos Rodis, Christos Sardianos, Georgios Th. Papadopoulos, Panagiotis Radoglou-Grammatikis, Panagiotis Sarigiannidis, Iraklis Varlamis
The current study focuses on systematically analyzing the recent advances in the field of Multimodal eXplainable Artificial Intelligence (MXAI).
no code implementations • 25 May 2023 • Dimitrios Tsirmpas, Ioannis Gkionis, Georgios Th. Papadopoulos, Ioannis Mademlis
Secondly, it offers a brief examination of the current state-of-the-art in two key long document analysis tasks: document classification and document summarization.
no code implementations • 3 May 2023 • Georgios Batsis, Ioannis Mademlis, Georgios Th. Papadopoulos
This highlights the potential of Big Data analysis in enhancing public safety.
no code implementations • 30 Mar 2021 • Georgios Th. Papadopoulos, Asterios Leonidis, Margherita Antona, Constantine Stephanidis
Learning from Demonstration (LfD) has been established as the dominant paradigm for efficiently transferring skills from human teachers to robots.
no code implementations • 15 Dec 2020 • Georgios Th. Papadopoulos, Margherita Antona, Constantine Stephanidis
Learning from Demonstration (LfD) constitutes one of the most robust methodologies for constructing efficient cognitive robotic systems.
1 code implementation • 24 Jul 2020 • Nikolas Adaloglou, Theocharis Chatzis, Ilias Papastratis, Andreas Stergioulas, Georgios Th. Papadopoulos, Vassia Zacharopoulou, George J. Xydopoulos, Klimnis Atzakas, Dimitris Papazachariou, Petros Daras
In this paper, a comparative experimental assessment of computer vision-based methods for sign language recognition is conducted.
1 code implementation • 15 Jun 2020 • Christos Chatzikonstantinou, Georgios Th. Papadopoulos, Kosmas Dimitropoulos, Petros Daras
In this paper, the problem of pruning and compressingthe weights of various layers of deep neural networks is in-vestigated.
no code implementations • CVPR 2017 • Spyridon Thermos, Georgios Th. Papadopoulos, Petros Daras, Gerasimos Potamianos
It is well-established by cognitive neuroscience that human perception of objects constitutes a complex process, where object appearance information is combined with evidence about the so-called object "affordances", namely the types of actions that humans typically perform when interacting with them.