The standard deviation you're calculating in OpenCV is normalised by number of observations ( N ) whereas you're calculating standard ... ... <看更多>

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$Id: std.R 48 2014-02-05 20:50:54Z plroebuck $. ###. ### Standard deviation. ###. ... <看更多>

Recently, I was porting some code from Matlab to python when I came across an interesting bit of information. The default standard deviation ... ... <看更多>