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| import torch.nn.functional as F | |
| import torch | |
| def l1_loss(output, target_rgb, target_raw, weight=1.0): | |
| raw_loss = F.l1_loss(output["reconstruct_raw"], target_raw) | |
| rgb_loss = F.l1_loss(output["reconstruct_rgb"], target_rgb) | |
| total_loss = raw_loss + weight * rgb_loss | |
| return total_loss, raw_loss, rgb_loss | |
| def l2_loss(output, target_rgb, target_raw, weight=1.0): | |
| raw_loss = F.mse_loss(output["reconstruct_raw"], target_raw) | |
| rgb_loss = F.mse_loss(output["reconstruct_rgb"], target_rgb) | |
| total_loss = raw_loss + weight * rgb_loss | |
| return total_loss, raw_loss, rgb_loss | |