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Damien Ferbach

4 accepted papers

2025

Dimension-adapted Momentum Outscales SGD

NeurIPS 2025spotlight

We investigate scaling laws for stochastic momentum algorithms on the power law random features model, parameterized by data complexity, target complexity, and model size. When trained with a stochastic momentum algorithm, our analysis reveals four distinct loss curve shapes determined by varying da…

Cited by 0SourceScholar
2024

Proving Linear Mode Connectivity of Neural Networks via Optimal Transport

AISTATS 2024poster

The energy landscape of high-dimensional non-convex optimization problems is crucial to understanding the effectiveness of modern deep neural network architectures. Recent works have experimentally shown that two different solutions found after two runs of a stochastic training are often connected b…

2024

Self-Consuming Generative Models with Curated Data Provably Optimize Human Preferences

NeurIPS 2024spotlight

The rapid progress in generative models has resulted in impressive leaps in generation quality, blurring the lines between synthetic and real data. Web-scale datasets are now prone to the inevitable contamination by synthetic data, directly impacting the training of future generated models. Alre…

Cited by 9SourcePDFScholar
2023

A General Framework For Proving The Equivariant Strong Lottery Ticket Hypothesis

ICLR 2023poster

The Strong Lottery Ticket Hypothesis (SLTH) stipulates the existence of a subnetwork within a sufficiently overparameterized (dense) neural network that---when initialized randomly and without any training---achieves the accuracy of a fully trained target network. Recent works by Da Cunha et. al 202…

Cited by 18SourcePDFScholar