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制作的数据和作者的不符？ #1

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zliangxu opened this issue Mar 30, 2018 · 1 comment

zliangxu commented Mar 30, 2018

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);

Owner

RaymondByc commented Apr 4, 2018

除了在值为255的地方有较大差异外，其他并无较大差异。

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