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change from variance to standard deviation

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hosjiu1702 2017-11-06 11:42:24 +07:00
parent 678d383f26
commit 1659e96766
1 changed files with 1 additions and 1 deletions
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doc/tutorials/imgproc/gausian_median_blur_bilateral_filter/gausian_median_blur_bilateral_filter.rst
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@ -81,7 +81,7 @@ Gaussian Filter
G_{0}(x, y) = A e^{ \dfrac{ -(x - \mu_{x})^{2} }{ 2\sigma^{2}_{x} } + \dfrac{ -(y - \mu_{y})^{2} }{ 2\sigma^{2}_{y} } } G_{0}(x, y) = A e^{ \dfrac{ -(x - \mu_{x})^{2} }{ 2\sigma^{2}_{x} } + \dfrac{ -(y - \mu_{y})^{2} }{ 2\sigma^{2}_{y} } }
where :math:`\mu` is the mean (the peak) and :math:`\sigma` represents the variance (per each of the variables :math:`x` and :math:`y`) where :math:`\mu` is the mean (the peak) and :math:`\sigma` represents the standard deviation (per each of the variables :math:`x` and :math:`y`)
Median Filter Median Filter