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Update README.md (#2653)

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* Update README.md

fix 2 bugs: (1) "previous_noisy_sample" should be in the FOR loop in line 87; (2) converting image to INT should be before "Image.fromarray" in line 91

* Apply suggestions from code review

---------

Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>
This commit is contained in:
qwjaskzxl
2023-03-15 00:10:35 +08:00
committed by GitHub
parent a7cc468fdb
commit 7c1b347702
1 changed files with 3 additions and 4 deletions
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7
README.md
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@@ -84,13 +84,12 @@ input = noise
for t in scheduler.timesteps:
with torch.no_grad():
noisy_residual = model(input, t).sample
previous_noisy_sample = scheduler.step(noisy_residual, t, input).prev_sample
input = previous_noisy_sample
prev_noisy_sample = scheduler.step(noisy_residual, t, input).prev_sample
input = prev_noisy_sample
image = (input / 2 + 0.5).clamp(0, 1)
image = image.cpu().permute(0, 2, 3, 1).numpy()[0]
image = Image.fromarray((image * 255)).round().astype("uint8")
image = Image.fromarray((image * 255).round().astype("uint8"))
image
```