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- import torch
- def mse(img1, img2):
- return (((img1 - img2)) ** 2).view(img1.shape[0], -1).mean(1, keepdim=True)
- def psnr(img1, img2):
- mse = (((img1 - img2)) ** 2).view(img1.shape[0], -1).mean(1, keepdim=True)
- return 20 * torch.log10(1.0 / torch.sqrt(mse))
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