www.pudn.com > balloonSnake(matlab).rar > gaussianBlur.m
function GI = gaussianBlur(I,s)
> GAUSSIANBLUR blur the image with a gaussian kernel
> GI = gaussianBlur(I,s)
> I is the image, s is the standard deviation of the gaussian
> kernel, and GI is the gaussian blurred image.
> Chenyang Xu and Jerry L. Prince 6/17/97
> Copyright (c) 1996-97 by Chenyang Xu and Jerry L. Prince
M = gaussianMask(1,s);
M = M/sum(sum(M)); > normalize the gaussian mask so that the sum is
> equal to 1
GI = xconv2(I,M);