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Add the denoising step to several samplers#8780

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comfyanonymous merged 1 commit intoComfy-Org:masterfrom
chaObserv:denoising_step_fix
Jul 3, 2025
Merged

Add the denoising step to several samplers#8780
comfyanonymous merged 1 commit intoComfy-Org:masterfrom
chaObserv:denoising_step_fix

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@chaObserv
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Use the denoising step for those samplers when sigma goes to 0, instead of a sampler step. Although it looks like an Euler step, it is related to Tweedie’s formula. Without this, results can still easily appear blurry or noisy, even with more steps.

I also refactored the gradient_estimation to simplify the d_bar part.

denoising_grid_resized

@chaObserv chaObserv requested a review from comfyanonymous as a code owner July 3, 2025 14:34
@comfyanonymous comfyanonymous merged commit f41f323 into Comfy-Org:master Jul 3, 2025
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@chaObserv chaObserv deleted the denoising_step_fix branch July 22, 2025 08:23
adlerfaulkner pushed a commit to LucaLabsInc/ComfyUI that referenced this pull request Oct 16, 2025
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2 participants