Stephan, Ludovic

14 publications

NeurIPS 2025 Asymptotics of SGD in Sequence-Single Index Models and Single-Layer Attention Networks Luca Arnaboldi, Bruno Loureiro, Ludovic Stephan, Florent Krzakala, Lenka Zdeborova

COLT 2025 Community Detection with the Bethe-Hessian Ludovic Stephan, Yizhe Zhu

COLT 2024 A Non-Backtracking Method for Long Matrix and Tensor Completion Ludovic Stephan, Yizhe Zhu

JMLR 2024 How Two-Layer Neural Networks Learn, One (Giant) Step at a Time Yatin Dandi, Florent Krzakala, Bruno Loureiro, Luca Pesce, Ludovic Stephan

ICML 2024 Online Learning and Information Exponents: The Importance of Batch Size & Time/Complexity Tradeoffs Luca Arnaboldi, Yatin Dandi, Florent Krzakala, Bruno Loureiro, Luca Pesce, Ludovic Stephan

ICMLW 2024 Repetita Iuvant: Data Repetition Allows SGD to Learn High-Dimensional Multi-Index Functions Luca Arnaboldi, Yatin Dandi, Florent Krzakala, Luca Pesce, Ludovic Stephan

ICML 2023 Are Gaussian Data All You Need? the Extents and Limits of Universality in High-Dimensional Generalized Linear Estimation Luca Pesce, Florent Krzakala, Bruno Loureiro, Ludovic Stephan

NeurIPSW 2023 Escaping Mediocrity: How Two-Layer Networks Learn Hard Generalized Linear Models Luca Arnaboldi, Florent Krzakala, Bruno Loureiro, Ludovic Stephan

COLT 2023 From High-Dimensional & Mean-Field Dynamics to Dimensionless ODEs: A Unifying Approach to SGD in Two-Layers Networks Luca Arnaboldi, Ludovic Stephan, Florent Krzakala, Bruno Loureiro

NeurIPSW 2023 How Two-Layer Neural Networks Learn, One (Giant) Step at a Time Yatin Dandi, Florent Krzakala, Bruno Loureiro, Luca Pesce, Ludovic Stephan

NeurIPS 2023 Universality Laws for Gaussian Mixtures in Generalized Linear Models Yatin Dandi, Ludovic Stephan, Florent Krzakala, Bruno Loureiro, Lenka Zdeborová

NeurIPS 2022 Phase Diagram of Stochastic Gradient Descent in High-Dimensional Two-Layer Neural Networks Rodrigo Veiga, Ludovic Stephan, Bruno Loureiro, Florent Krzakala, Lenka Zdeborová

COLT 2019 Planting Trees in Graphs, and Finding Them Back Laurent Massoulié, Ludovic Stephan, Don Towsley

COLT 2019 Robustness of Spectral Methods for Community Detection Ludovic Stephan, Laurent Massoulié