separating pixels and calculating number of pixels

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krishna kotha 2020-5-7

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https://ww2.mathworks.cn/matlabcentral/answers/523650-separating-pixels-and-calculating-number-of-pixels

编辑： krishna kotha 2020-5-8

i have to calcuate how many number of pixels present in selected area

iam done the priject that i need to calcuate precition and accuarcy so i need to extract the number of pixcels that are presented in my required area

it is possible to extract number of pixel

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Image Analyst 2020-5-7

How are you defining the area? Some mask gotten from thresholding, or manually tracing using drawpoints()?

krishna kotha 2020-5-8

编辑：krishna kotha 2020-5-8

1st iam seperating the area of pixel by using thresholding value then again iam considering vertial and horizintal lenth of area pixels to get exact required area of pixels. So i need these number of pixels values in each indiviual steps. how it is possible.

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