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制作的数据和作者的不符? #1

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@zliangxu

idcnn_issue

左边是作者论文给出的一张例图,右边是用你的方法(代码如下MATLAB)加噪后的图,直方图明显不一致,请问是什么问题?

代码:

noise_arr = (gamrnd(25, 0.04, h, w) - 1);
im_n = uint8(im2double(im) .* (1 + noise_arr) * 255);

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