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This is an official implementation of Unfolding the Alternating Optimization for Blind Super Resolution

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`Traceback (most recent call last): File "C:\dev\PycharmProjects\DAN\codes\config\DANv2\train.py", line 349, in main() File "C:\dev\PycharmProjects\DAN\codes\config\DANv2\train.py", line 207, in main model = create_model(opt) # load pretrained model of SFTMD File "C:\dev\PycharmProjects\DAN\codes\config\DANv2\models\__init__.py", line 17,...

请问在setting1下训练不同分辨率模型使用的x2HR.lmdb、x3HR.lmdb、x4HR.lmdb 是相同的么,如果不相同,各自是怎么得到的呢,感谢解答!

作者你好,谢谢你非常不错的工作, 在我训练时大约在60k个iter会出现loss都变成NAN的情况并且按照 [issue#8](https://github.com/greatlog/DAN/issues/8) 的解决办法选取checkpoint继续train 但是一段时间后还是会出现loss变为NAN的情况(如下图),似乎无法解决,想请教一下您怎么train让模型收敛到最终的结果的? ![image](https://user-images.githubusercontent.com/48617091/146182365-6065cbf9-d0dc-467e-bc9c-54321e76eb96.png)

Hello, Thank you for this implementation. I would like to train DAN on my own dataset which is in greyscale. So I created a new yml file in options and...

非常感谢您的工作,我受益匪浅!关于论文,我想请教您是如何设计这个结构的。 在https://www.bilibili.com/video/BV1Zg411c7zn 这个talk第13:35秒,您提到这种迭代求解k和SR的方法在传统方法中很常见,请问您能给一些参考文献吗?

24-01-20 17:47:31.710 - INFO: img:baby - PSNR: 4.304825 dB; SSIM: 0.010210; PSNR_Y: 5.539371 dB; SSIM_Y: 0.173895. 24-01-20 17:47:32.200 - INFO: img:bird - PSNR: 9.119347 dB; SSIM: 0.052580; PSNR_Y: 9.932940 dB;...

Hi all, has anyone solved the following error message when trying to train DANv2? `group["initial_lr"] * weight for group in self.optimizer.param_groups TypeError: unsupported operand type(s) for *: 'NoneType' and 'int'`...

![image](https://github.com/greatlog/DAN/assets/117584091/64fbd179-dfe0-4b2e-8739-d5a6620ca990)