number of pixels versus y-axis of an image

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Adithya Chakilam
Adithya Chakilam 2017-1-20
回答： Image Analyst 2017-1-20
I have a binary image and want to plot the graph like this and find out the standard deviation of the image. how can i do this?

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回答（1 个）

Image Analyst
Image Analyst 2017-1-20
I have no idea what your plots mean or what pixels they are counting, but to get the standard deviation of a gray scale image, do this.
stDev = std2(grayImage);

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