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| # | |
| # Copyright (C) 2023, Inria | |
| # GRAPHDECO research group, https://team.inria.fr/graphdeco | |
| # All rights reserved. | |
| # | |
| # This software is free for non-commercial, research and evaluation use | |
| # under the terms of the LICENSE.md file. | |
| # | |
| # For inquiries contact george.drettakis@inria.fr | |
| # | |
| 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)) | |