Search Results for author: Alexandre Duval

Found 8 papers, 6 papers with code

A Hitchhiker's Guide to Geometric GNNs for 3D Atomic Systems

1 code implementation12 Dec 2023 Alexandre Duval, Simon V. Mathis, Chaitanya K. Joshi, Victor Schmidt, Santiago Miret, Fragkiskos D. Malliaros, Taco Cohen, Pietro Liò, Yoshua Bengio, Michael Bronstein

In these graphs, the geometric attributes transform according to the inherent physical symmetries of 3D atomic systems, including rotations and translations in Euclidean space, as well as node permutations.

Protein Structure Prediction Specificity

On the importance of catalyst-adsorbate 3D interactions for relaxed energy predictions

no code implementations10 Oct 2023 Alvaro Carbonero, Alexandre Duval, Victor Schmidt, Santiago Miret, Alex Hernandez-Garcia, Yoshua Bengio, David Rolnick

The use of machine learning for material property prediction and discovery has traditionally centered on graph neural networks that incorporate the geometric configuration of all atoms.

Property Prediction

FAENet: Frame Averaging Equivariant GNN for Materials Modeling

1 code implementation28 Apr 2023 Alexandre Duval, Victor Schmidt, Alex Hernandez Garcia, Santiago Miret, Fragkiskos D. Malliaros, Yoshua Bengio, David Rolnick

Applications of machine learning techniques for materials modeling typically involve functions known to be equivariant or invariant to specific symmetries.

PhAST: Physics-Aware, Scalable, and Task-specific GNNs for Accelerated Catalyst Design

2 code implementations22 Nov 2022 Alexandre Duval, Victor Schmidt, Santiago Miret, Yoshua Bengio, Alex Hernández-García, David Rolnick

Catalyst materials play a crucial role in the electrochemical reactions involved in numerous industrial processes key to this transition, such as renewable energy storage and electrofuel synthesis.

Computational Efficiency

Higher-order Clustering and Pooling for Graph Neural Networks

1 code implementation2 Sep 2022 Alexandre Duval, Fragkiskos Malliaros

Graph Neural Networks achieve state-of-the-art performance on a plethora of graph classification tasks, especially due to pooling operators, which aggregate learned node embeddings hierarchically into a final graph representation.

Clustering Graph Classification

GraphSVX: Shapley Value Explanations for Graph Neural Networks

1 code implementation18 Apr 2021 Alexandre Duval, Fragkiskos D. Malliaros

Graph Neural Networks (GNNs) achieve significant performance for various learning tasks on geometric data due to the incorporation of graph structure into the learning of node representations, which renders their comprehension challenging.

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