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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);
The text was updated successfully, but these errors were encountered:
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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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);
The text was updated successfully, but these errors were encountered: