EqualSNR, a diffusion forward process that corrupts every Fourier frequency at the same rate, improves high-frequency generation quality while matching DDPM's FID on standard image benchmarks.
Sampling is as easy as learning the score: theory for diffusion models with minimal data assumptions
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A Fourier Space Perspective on Diffusion Models
EqualSNR, a diffusion forward process that corrupts every Fourier frequency at the same rate, improves high-frequency generation quality while matching DDPM's FID on standard image benchmarks.