Mercurial > hg > camir-aes2014
diff toolboxes/FullBNT-1.0.7/KPMstats/logist2Fit.m @ 0:e9a9cd732c1e tip
first hg version after svn
author | wolffd |
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date | Tue, 10 Feb 2015 15:05:51 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/toolboxes/FullBNT-1.0.7/KPMstats/logist2Fit.m Tue Feb 10 15:05:51 2015 +0000 @@ -0,0 +1,22 @@ +function [beta, p] = logist2Fit(y, x, addOne, w) +% LOGIST2FIT 2 class logsitic classification +% function beta = logist2Fit(y,x, addOne) +% +% y(i) = 0/1 +% x(:,i) = i'th input - we optionally append 1s to last dimension +% w(i) = optional weight +% +% beta(j)- regression coefficient + +if nargin < 3, addOne = 1; end +if nargin < 4, w = 1; end + +Ncases = size(x,2); +if Ncases ~= length(y) + error(sprintf('size of data = %dx%d, size of labels=%d', size(x,1), size(x,2), length(y))) +end +if addOne + x = [x; ones(1,Ncases)]; +end +[beta, p] = logist2(y(:), x', w(:)); +beta = beta(:);