I want to segmentation this image
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I have a picture, where the area to be processed is the eye area, so that the black background. I've tried using mat2gray, but less satisfactory results obtained, because the eye area that I want is the original image. but the results I got, red eye area. please help. thanks in advance.
![](https://www.mathworks.com/matlabcentral/images/broken_image.png)
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Image Analyst
2012-11-19
Try something like this:
darkAreas = redChannelImage < 100;
withinFaceOnly = imclearborder(darkAreas);
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