Minimax Optimality of Score-based Diffusion Models: Beyond the Density Lower Bound Assumptions

Kaihong Zhang; Heqi Yin; Feng Liang; Jingbo Liu

2024 ICML ICML 2024

Minimax Optimality of Score-based Diffusion Models: Beyond the Density Lower Bound Assumptions

Abstract

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Authors

Kaihong Zhang, Heqi Yin, Feng Liang, Jingbo Liu

Topics

Machine Learning > Optimization & Theory > Statistical Learning Deep Learning > Models > Diffusion Models

Keywords

minimax optimality score-based diffusion model mean square error kernel-based score estimator total variation error β-sobolev space

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