Search Results for author: Clement Vignac

Found 5 papers, 5 papers with code

Sparse Training of Discrete Diffusion Models for Graph Generation

1 code implementation3 Nov 2023 Yiming Qin, Clement Vignac, Pascal Frossard

In this work, we introduce SparseDiff, a denoising diffusion model for graph generation that is able to exploit sparsity during its training phase.

Denoising Graph Generation

MiDi: Mixed Graph and 3D Denoising Diffusion for Molecule Generation

1 code implementation17 Feb 2023 Clement Vignac, Nagham Osman, Laura Toni, Pascal Frossard

This work introduces MiDi, a novel diffusion model for jointly generating molecular graphs and their corresponding 3D arrangement of atoms.

Denoising

DiGress: Discrete Denoising diffusion for graph generation

1 code implementation29 Sep 2022 Clement Vignac, Igor Krawczuk, Antoine Siraudin, Bohan Wang, Volkan Cevher, Pascal Frossard

This work introduces DiGress, a discrete denoising diffusion model for generating graphs with categorical node and edge attributes.

Denoising Edge Classification +1

Top-N: Equivariant set and graph generation without exchangeability

1 code implementation ICLR 2022 Clement Vignac, Pascal Frossard

This work addresses one-shot set and graph generation, and, more specifically, the parametrization of probabilistic decoders that map a vector-shaped prior to a distribution over sets or graphs.

Drug Discovery Generative Adversarial Network +4

Building powerful and equivariant graph neural networks with structural message-passing

1 code implementation NeurIPS 2020 Clement Vignac, Andreas Loukas, Pascal Frossard

We address this problem and propose a powerful and equivariant message-passing framework based on two ideas: first, we propagate a one-hot encoding of the nodes, in addition to the features, in order to learn a local context matrix around each node.

Graph Regression Inductive Bias

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