ML Anthology

Chatzianastasis, Michail

12 publications

TMLR 2025 KAGNNs: Kolmogorov-Arnold Networks Meet Graph Learning Roman Bresson, Giannis Nikolentzos, George Panagopoulos, Michail Chatzianastasis, Jun Pang, Michalis Vazirgiannis
NeurIPS 2025 Prot2Text-V2: Protein Function Prediction with Multimodal Contrastive Alignment Xiao Fei, Michail Chatzianastasis, Sarah Almeida Carneiro, Hadi Abdine, Lawrence Paul Petalidis, Michalis Vazirgiannis
AISTATS 2025 Signed Graph Autoencoder for Explainable and Polarization-Aware Network Embeddings Nikolaos Nakis, Chrysoula Kosma, Giannis Nikolentzos, Michail Chatzianastasis, Iakovos Evdaimon, Michalis Vazirgiannis
LoG 2025 What Do GNNs Actually Learn? Towards Understanding Their Representations Giannis Nikolentzos, Michail Chatzianastasis, Michalis Vazirgiannis
ICMLW 2024 Geometric Self-Supervised Pretraining on 3D Protein Structures Using Subgraphs Michail Chatzianastasis, George Dasoulas, Michalis Vazirgiannis
AAAI 2024 Prot2Text: Multimodal Protein's Function Generation with GNNs and Transformers Hadi Abdine, Michail Chatzianastasis, Costas Bouyioukos, Michalis Vazirgiannis
AAAI 2023 Graph Ordering Attention Networks Michail Chatzianastasis, Johannes F. Lutzeyer, George Dasoulas, Michalis Vazirgiannis
NeurIPSW 2023 Prot2Text: Multimodal Protein's Function Generation with GNNs and Transformers Hadi Abdine, Michail Chatzianastasis, Costas Bouyioukos, Michalis Vazirgiannis
NeurIPSW 2023 Prot2Text: Multimodal Protein’s Function Generation with GNNs and Transformers Hadi Abdine, Michail Chatzianastasis, Costas Bouyioukos, Michalis Vazirgiannis
AISTATS 2023 Weisfeiler and Leman Go Hyperbolic: Learning Distance Preserving Node Representations Giannis Nikolentzos, Michail Chatzianastasis, Michalis Vazirgiannis
NeurIPSW 2022 Structure-Aware Antibiotic Resistance Classification Using Graph Neural Networks Aymen Qabel, Sofiane Ennadir, Giannis Nikolentzos, Johannes F. Lutzeyer, Michail Chatzianastasis, Henrik Boström, Michalis Vazirgiannis
ICCVW 2021 Graph-Based Neural Architecture Search with Operation Embeddings Michail Chatzianastasis, George Dasoulas, Georgios Siolas, Michalis Vazirgiannis