Weighting schedules in score-based models determine which data features are learned and at what rate

By analyzing training dynamics at fixed noise levels, the authors show that only near the speciation time do both mode directions and relative weights become learnable, with weighting schedules controlling effective emphasis on that region.

Academic
Jérémie Klinger · Raphaël Urfin · Giulio Biroli · Marylou Gabrié

Laboratoire de Physique de l’École normale supérieure, ENS, Université PSL, CNRS, Sorbonne Université, Université Paris Cité

Research Digest··3 min read
The authors analyze the training dynamics of score-based generative models on multimodal Gaussian mixtures.

Klinger et al.

Why this paper

From Laboratoire de Physique de l’École normale supérieure, ENS, Université PSL, CNRS, Sorbonne Université, Université Paris Cité

In one line

Weighting schedules govern the rate at which each feature of multimodal data is acquired during score-based model training.

What we could check

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Research Digest

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