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How to apply Gaussian filter on images in MATLAB?

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Asad Ali Siyal 2016-2-17

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https://ww2.mathworks.cn/matlabcentral/answers/268553-how-to-apply-gaussian-filter-on-images-in-matlab

评论： Rena Berman 2018-8-29

采纳的回答： Wanbin Song

How to apply Gaussian filter on images in MATLAB?

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Rena Berman 2018-8-29

(Answers Dev) Restored edit

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Wanbin Song 2016-2-17

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https://ww2.mathworks.cn/matlabcentral/answers/268553-how-to-apply-gaussian-filter-on-images-in-matlab#answer_210134

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You can use imgaussfilt function for 2-D gaussian filtering as below:

I = imread('mypic.jpg');
Iblur = imgaussfilt(I, 1);

where the second input of imgaussfilt is standard deviation sigma.

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anastasia 2017-3-4

Any guidance on a similar question? @Image Analyst https://in.mathworks.com/matlabcentral/answers/327870-how-to-apply-directional-gaussian-filters-to-an-image

Image Analyst 2017-3-4

You can use the rotation matrix https://en.wikipedia.org/wiki/Rotation_matrix

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