Image Processing Toolbox™

std2 - Standard deviation of matrix elements

Syntax

b = std2(A)

Description

b = std2(A) computes the standard deviation of the values in A.

Class Support

A can be numeric or logical. B is a scalar of class double.

Algorithm

std2 computes the standard deviation of the array A using std(A(:)).

See Also

corr2, mean2

std, mean in the MATLAB^® Function Reference

roipoly

stdfilt