image processing - LabVIEW automatic threshold -


automatic threshold using inter-class variance described in ni vision shown in figure below. question difference between last 2 equations; same. indicate ?

snap manual

i guess these formulas not correct. w(k) ususally class probability cannot same total mean ยต_t

read https://en.wikipedia.org/wiki/otsu%27s_method

i guess mean same method both maximize inter-class variance.


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