Dimitrios Kelesis

12 papers A* 1A 1Journal 9Unranked 1
YearRankTypeTitle / Venue / Authors
2026 J jnl
On the theoretical expressive power of graph transformers for solving graph problems.
Neural Networks
Giannis Nikolentzos, Dimitrios Kelesis, Michalis Vazirgiannis
2025 J jnl
Analyzing the Effect of Embedding Norms and Singular Values to Oversmoothing in Graph Neural Networks.
CoRR
Dimitrios Kelesis, Dimitris Fotakis, Georgios Paliouras
2025 J jnl
Analyzing the effect of residual connections to oversmoothing in graph neural networks.
Mach. Learn.
Dimitrios Kelesis, Dimitris Fotakis, Georgios Paliouras
2025 J jnl
Calibrating TabTransformer for financial misstatement detection.
Appl. Intell.
Elias Zavitsanos, Dimitrios Kelesis, Georgios Paliouras
2025 J jnl
Partially trained graph convolutional networks resist oversmoothing.
Mach. Learn.
Dimitrios Kelesis, Dimitris Fotakis, Georgios Paliouras
2025 J jnl
Reducing oversmoothing through informed weight initialization in graph neural networks.
Appl. Intell.
Dimitrios Kelesis, Dimitris Fotakis, Georgios Paliouras
2024 J jnl
Partially Trained Graph Convolutional Networks Resist Oversmoothing.
CoRR
Dimitrios Kelesis, Dimitris Fotakis, Georgios Paliouras
2024 J jnl
Reducing Oversmoothing through Informed Weight Initialization in Graph Neural Networks.
CoRR
Dimitrios Kelesis, Dimitris Fotakis, Georgios Paliouras
2024 — conf
TransChem: Effective Pre-training Enhances Molecular Property Prediction.
SETN
Dimitrios Kelesis, Eirini Spyropoulou, Elias Zavitsanos
2023 A* conf
Complex Event Recognition with Allen Relations.
KR
Periklis Mantenoglou, Dimitrios Kelesis, Alexander Artikis
2023 A conf
Reducing Oversmoothing in Graph Neural Networks by Changing the Activation Function.
ECAI
Dimitrios Kelesis, Dimitrios Vogiatzis, Georgios Katsimpras, Dimitris Fotakis, Georgios Paliouras
2021 J jnl
Tree-based Focused Web Crawling with Reinforcement Learning.
CoRR
Andreas Kontogiannis, Dimitrios Kelesis, Vasilis Pollatos, Georgios Paliouras, George Giannakopoulos