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How can remove all regions outside roi?
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Fellows I have a image with small coin, I want maintain the coin and remove all object's around the coin, I thought maybe implementing a Roi was possible to do that someone can help me
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Image Analyst
2015 年 6 月 26 日
See my attached masking demos. They show a variety of different ways you can mask an image, such as to blacken outside an ROI.
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/177536/image.jpeg)
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