How to replace nan with the mean of the four numbers surrounding it?

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JFz 2018-6-18

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关闭： MATLAB Answer Bot 2021-8-20

Hi,

I have a large matrix and there are nan in it. Sometimes a whole row is a nan. How to replace nan with the mean of the four numbers surrounding it? And sometimes, two NaNs are side by side. Thanks!

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JFz 2018-6-18

Thanks! Let me try...Will get back to you soon.

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Stephen23 2018-6-18

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https://ww2.mathworks.cn/matlabcentral/answers/406157-how-to-replace-nan-with-the-mean-of-the-four-numbers-surrounding-it#answer_325121

Download this FEX submission:

https://www.mathworks.com/matlabcentral/fileexchange/4551-inpaint-nans

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