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annotate m-toolbox/classes/+utils/@math/Chi2cdf.m @ 0:f0afece42f48

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Import.
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 23 Nov 2011 19:22:13 +0100
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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2 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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3 % Compute Chi square cumulative distribution function
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4 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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5 % CALL
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Daniele Nicolodi <nicolodi@science.unitn.it>
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6 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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7 % p = Chi2cdf(x,v);
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8 %
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9 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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10 % INPUT
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11 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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12 % - x, data
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Daniele Nicolodi <nicolodi@science.unitn.it>
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13 % - v, degrees of freedom of the distribution
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14 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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15 % References:
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Daniele Nicolodi <nicolodi@science.unitn.it>
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16 % [1] M. Abramowitz and I. A. Stegun, "Handbook of Mathematical
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Daniele Nicolodi <nicolodi@science.unitn.it>
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17 % Functions", Government Printing Office, 1964, 26.4.
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18 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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19 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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20 % L Ferraioli 14-02-2011
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21 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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22 % $Id: Chi2cdf.m,v 1.2 2011/05/30 17:18:09 luigi Exp $
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23 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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24 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Daniele Nicolodi <nicolodi@science.unitn.it>
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25 function p = Chi2cdf(x,v)
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26
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Daniele Nicolodi <nicolodi@science.unitn.it>
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27 % Call the gamma distribution function.
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Daniele Nicolodi <nicolodi@science.unitn.it>
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28 p = gammainc(x./2,v/2);
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29
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30
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31 end