178 citations
- Athena Research and Innovation Center In Information Communication & Knowledge TechnologiesGR9 papers
- National and Kapodistrian University of AthensGR9 papers
- National Centre of Scientific Research "Demokritos"GR9 papers
- Athens University of Economics and BusinessGR6 papers
- Computer Technology Institute and Press “DIOPHANTUS”GR6 papers
- Institute of Informatics & Telecommunications6 papers
- National Technical University of AthensGR5 papers
- University of the AegeanGR5 papers
- University of ThessalyGR4 papers
- Institute for Astronomy, Astrophysics, Space Applications and Remote SensingGR3 papers
- National Observatory of AthensGR3 papers
- University of PatrasGR3 papers
8 papers · 1 filter
Probabilistic Scenario-Based Assessment of National Food Security Risks with Application to Egypt and Ethiopia
Phoebe Koundouri, Georgios I. Papayiannis, Achilleas Vassilopoulos +1
This study presents a novel approach to assessing food security risks at the national level, employing a probabilistic scenario-based framework that integrates both Shared Socioeco…
Consensus group decision making under model uncertainty with a view towards environmental policy making
Phoebe Koundouri, Georgios I. Papayiannis, Electra V. Petracou +1
In this paper we propose a consensus group decision making scheme under model uncertainty consisting of an iterative two-stage procedure and based on the concept of Fréchet barycen…
Explainable Image Similarity: Integrating Siamese Networks and Grad-CAM
Ioannis E. Livieris, Emmanuel Pintelas, Niki Kiriakidou +1
With the proliferation of image-based applications in various domains, the need for accurate and interpretable image similarity measures has become increasingly critical. Existing…
Intelligent Sampling Consensus for Homography Estimation in Football Videos Using Featureless Unpaired Points
George Nousias, Konstantinos Delibasis, Ilias Maglogiannis
Estimating the homography matrix between images captured under radically different camera poses and zoom factors is a complex challenge. Traditional methods rely on the Random Samp…
Transforming Sentiment Analysis in the Financial Domain with ChatGPT
Georgios Fatouros, John Soldatos, Kalliopi Kouroumali +2
Financial sentiment analysis plays a crucial role in decoding market trends and guiding strategic trading decisions. Despite the deployment of advanced deep learning techniques and…
Towards Mobility Data Science (Vision Paper)
Mohamed Mokbel, Mahmoud Sakr, Li Xiong +45
Mobility data captures the locations of moving objects such as humans, animals, and cars. With the availability of GPS-equipped mobile devices and other inexpensive location-tracki…