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Maxime Berar

5 accepted papers

2025

Grammar Reinforcement Learning: path and cycle counting in graphs with a Context-Free Grammar and Transformer approach

ICLR 2025poster

This paper presents Grammar Reinforcement Learning (GRL), a reinforcement learning algorithm that uses Monte Carlo Tree Search (MCTS) and a transformer architecture that models a Pushdown Automaton (PDA) within a context-free grammar (CFG) framework. Taking as use case the problem of efficiently cou…

Cited by 0SourcePDFScholar
2024

Contrastive Learning for Regression on Hyperspectral Data

ICASSP 2024accepted

Contrastive learning has demonstrated great effectiveness in representation learning especially for image classification tasks. However, there is still a shortage in the studies targeting regression tasks, and more specifically applications on hyperspectral data. In this paper, we propose a contrast…

Cited by 0SourceScholar
2024

G$^2$N$^2$ : Weisfeiler and Lehman go grammatical

ICLR 2024poster

This paper introduces a framework for formally establishing a connection between a portion of an algebraic language and a Graph Neural Network (GNN). The framework leverages Context-Free Grammars (CFG) to organize algebraic operations into generative rules that can be translated into a GNN layer mod…

Cited by 0SourcePDFScholar
2019

Screening Sinkhorn Algorithm for Regularized Optimal Transport

NeurIPS 2019poster

We introduce in this paper a novel strategy for efficiently approximating the Sinkhorn distance between two discrete measures. After identifying neglectable components of the dual solution of the regularized Sinkhorn problem, we propose to screen those components by directly setting them at that val…