What is the formular for finding detail variance (DV) and background variance (BV)?

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Muthukumaran Malarvel

Dear Farouk Yahaya,

Do you mean forefround and background variance of the image?

If yes then go for thresholding techniques particularly Otsu threshold. It has foreground and background class variance equations.

Farouk Yahaya

Thank you very much Mr Muthukumaran Malarvel. I will take a look at it