view m-toolbox/classes/+utils/@math/Normcdf.m @ 21:8be9deffe989
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Update ltpda_uo.update
author
Daniele Nicolodi <nicolodi@science.unitn.it>
date
Mon, 05 Dec 2011 16:20:06 +0100 (2011-12-05)
parents
f0afece42f48
children
line source
+ − %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+ − %
+ − % Compute Normal cumulative distribution function
+ − %
+ − % CALL
+ − %
+ − % p = Normcdf(x,mu,sigma);
+ − %
+ − %
+ − % INPUT
+ − %
+ − % - x, data
+ − % - mu, distribution mean
+ − % - sigma, distribution standard deviation
+ − %
+ − % References:
+ − % [1] M. Abramowitz and I. A. Stegun, "Handbook of Mathematical
+ − % Functions", Government Printing Office, 1964, 26.2.
+ − %
+ − %
+ − % L Ferraioli 14-02-2011
+ − %
+ − % $Id: Normcdf.m,v 1.1 2011/02/14 16:08:25 luigi Exp $
+ − %
+ − %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+ − function p = Normcdf(x,mu,sigma)
+ −
+ − z = (x-mu)./sigma;
+ − p = 0.5*erfc(-z./sqrt(2));
+ −
+ −
+ − end