Name

std2 — Standard deviation of 2D matrix elements

stdev2 — Standard deviation of 2D matrix elements

Calling Sequence

s = std2(im)
s = stdev2(im)

Parameters

im
An matrix/image, which can be integer or double matrix, but must be one channel image.
s
The standard deviation, a scalar of class double.

Description

std2/stdev2 computes standard deviation of matrix im using stdev(im(:)).

Authors

Shiqi Yu <shiqi.yu[at]gmail.com>

Availability

The latest version of SIVP can be found at

http://sivp.sf.net

See Also

mean2 , corr2