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How can I count the pixels in a black and white image?

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Mara Pereira
Mara Pereira 2020-7-8
回答： Image Analyst 2020-7-8
How can I count the pixels in a black and white image?

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Image Analyst
Image Analyst 2020-7-8
Try this:
numberOfPixels = numel(binaryImage)
numberOfWhitePixels = nnz(binaryImage)
numberOfBlackPixels = numberOfPixels - numberOfWhitePixels

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