Remove noise in MRI image.
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Ivan Shorokhov
le 10 Fév 2015
Modifié(e) : Ivan Shorokhov
le 17 Fév 2015
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![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/147093/image.png)
I would like to remove noise shown marked in red circles.
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/147094/image.png)
Thanks in advance for any help!
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Image Analyst
le 10 Fév 2015
I would not call those features noise. And a quick scan of the code looks like you're just setting the blobs to zero. Is that what you mean by "remove"? And your fmax usage seems very weird.
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Image Analyst
le 10 Fév 2015
See attached m-file.
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/181884/image.jpeg)
You can increase thet threshold or run imdilate() on the binary image if you want to enlarge the blobs.
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