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the number of iteration #5

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pxsheng opened this issue Jun 4, 2024 · 3 comments
Open

the number of iteration #5

pxsheng opened this issue Jun 4, 2024 · 3 comments

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@pxsheng
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pxsheng commented Jun 4, 2024

您好，请问迭代次数是怎么设置的，代码中是NUM_ITER=17代表iteration吗 越大越好吗？以及噪声水平怎么选择
@Houruizhi
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迭代次数并非越大越好，迭代次数过大可能发生过平滑。IDPCNN对超参数不敏感，只需保证迭代总次数在40-100，噪声水平随迭代下降即可。更精细的调参对结果PSNR的影响较小，可以忽略。可参见我的其他仓库，有更先进的方法

@pxsheng
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pxsheng commented Jun 4, 2024

代码中NUM_ITER=17是对iteration设置吗，文章中结果是在iteration多少得出的呢

@Houruizhi
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NUM_ITER=17代表去噪器使用了17个CNN层。至于文章中结果，你直接跑main_test_pnpadmm.py即可

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@Houruizhi @pxsheng