Image Processing Toolbox User's Guide

std2

Compute the standard deviation of the elements of a matrix

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

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