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Variance computation

https://imagemagick.com/discourse-server/viewtopic.php?t=30866

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Re: Variance computation

Posted: 2016-11-23T12:57:33-07:00
by magick
The current algorithm return a standard deviation of 0 for the single pixel case.

Re: Variance computation

Posted: 2016-11-23T13:03:48-07:00
by fmw42
Thanks, magick, for settling the issue. I assume that was with the denominator of (n-1), correct?

Re: Variance computation

Posted: 2016-11-23T15:27:57-07:00
by magick
Correct.
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