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I believe diffusion image models learn to model a reverse-noising function, rather than reverse-blurring.
by dangond 7mo ago
I believe diffusion image models learn to model a reverse-noising function, rather than reverse-blurring.
- jeremyscanvic 7mo agoMost of them do but it's not mandatory and deblurring can be used [1] [1] Cold Diffusion: Inverting Arbitrary Image Transforms Without Noise, Bansal et al., NeurIPS 2023