From 3cc83ce024d252aa7306bccaf92fef8aeef2764c Mon Sep 17 00:00:00 2001 From: Zhuo Zhang Date: Tue, 14 Dec 2021 21:06:02 +0800 Subject: [PATCH] docs: correct normalize factor in gaussian pyramid tutorial --- doc/tutorials/imgproc/pyramids/pyramids.markdown | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/doc/tutorials/imgproc/pyramids/pyramids.markdown b/doc/tutorials/imgproc/pyramids/pyramids.markdown index 2c9a7ec8d3..94dd36e83d 100644 --- a/doc/tutorials/imgproc/pyramids/pyramids.markdown +++ b/doc/tutorials/imgproc/pyramids/pyramids.markdown @@ -47,7 +47,7 @@ Theory - To produce layer \f$(i+1)\f$ in the Gaussian pyramid, we do the following: - Convolve \f$G_{i}\f$ with a Gaussian kernel: - \f[\frac{1}{16} \begin{bmatrix} 1 & 4 & 6 & 4 & 1 \\ 4 & 16 & 24 & 16 & 4 \\ 6 & 24 & 36 & 24 & 6 \\ 4 & 16 & 24 & 16 & 4 \\ 1 & 4 & 6 & 4 & 1 \end{bmatrix}\f] + \f[\frac{1}{256} \begin{bmatrix} 1 & 4 & 6 & 4 & 1 \\ 4 & 16 & 24 & 16 & 4 \\ 6 & 24 & 36 & 24 & 6 \\ 4 & 16 & 24 & 16 & 4 \\ 1 & 4 & 6 & 4 & 1 \end{bmatrix}\f] - Remove every even-numbered row and column.