Otsu’s Class Variance Thresholding
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Otsu’s Class Variance Thresholding k i i k i i L i i T k k k k B p k ip k ip L k T 1 1 1 ) ( 1 ) ( ) ( ) ( 2 ) ( ) ( ) ( ) ( 2 Mean value of image: First-order cumulative moment: Zeroth-order cumulative moment: Between-class variance: Select as the threshold the k that maximizes σ 2
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Otsu’s Class Variance Thresholding. Between-class variance:. Mean value of image:. First-order cumulative moment:. Zeroth-order cumulative moment:. Select as the threshold the k that maximizes σ 2. - PowerPoint PPT Presentation
Transcript of Otsu’s Class Variance Thresholding
Otsu’s Class Variance Thresholding
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Mean value of image:
First-order cumulative moment:
Zeroth-order cumulative moment:
Between-class variance:
Select as the threshold the k that maximizes σ2