annotate general/numerical/gausspdf.m @ 4:e44f49929e56
Adding reorganised general toolbox, now in several subdirectories.
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samer |
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Sat, 12 Jan 2013 19:21:22 +0000 |
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1 function w=gausspdf(x,sigma)
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2 % gausspdf - Gaussian probability density
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3 %
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4 % gausspdf :: [Size->real] -> [Size->nonneg].
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5 % gausspdf :: [Size->real], nonneg ~'stddev of Guassian' -> [Size->nonneg].
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6 % returns normal (gaussian) pdf of 1st argument.
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7
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8 if nargin<2, sigma=1; end;
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9 w=exp(-0.5*(x./sigma).^2)./(sigma*sqrt(2*pi));
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