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是否能够用于梯度筛选? #14

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jerehrong opened this issue Jul 3, 2024 · 1 comment
Open

是否能够用于梯度筛选? #14

jerehrong opened this issue Jul 3, 2024 · 1 comment

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@jerehrong
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姜博士你好!我想问一下在只知道梯度情况下能否使用你们layercam的这个算法进行梯度筛选,目标是留下类激活热力图中高亮部分的梯度。限制条件是在联邦学习背景下服务器只知道客户端上传的梯度,而不知道客户端的其他关于图片的数据,在您的代码中就是不知道input_这一数据。

@PengtaoJiang
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@jerehrong 您好,正梯度在一定程度能反映像素的重要性,但是会有很大的噪声,可以可视化深层特征的梯度,出来看看具体的准确性。

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