A diffusion-sampling method estimates pixel-wise aleatoric uncertainty as the variance of denoising scores over re-noised copies and uses it to guide generation toward lower FID.
In: NeurIPS 2022 Workshop on Score-Based Methods (2022), https://openreview.net/forum? id=WfkBiPO5dsG 6
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Diffusion Model Guided Sampling with Pixel-Wise Aleatoric Uncertainty Estimation
A diffusion-sampling method estimates pixel-wise aleatoric uncertainty as the variance of denoising scores over re-noised copies and uses it to guide generation toward lower FID.