Mercurial > hg > camir-ismir2012
annotate toolboxes/FullBNT-1.0.7/KPMstats/logist2Apply.m @ 0:cc4b1211e677 tip
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Changeset:
646 (e263d8a21543) added further path and more save "camirversion.m"
| author | Daniel Wolff |
|---|---|
| date | Fri, 19 Aug 2016 13:07:06 +0200 |
| parents | |
| children |
| rev | line source |
|---|---|
| Daniel@0 | 1 function p = logist2Apply(beta, x) |
| Daniel@0 | 2 % LOGIST2APPLY 2 class logistic regression: compute posterior prob of class 1 |
| Daniel@0 | 3 % function p = logist2Apply(beta, x) |
| Daniel@0 | 4 % |
| Daniel@0 | 5 % x(:,i) - each COLUMN is a test case; we append 1s automatically, if appropriate |
| Daniel@0 | 6 |
| Daniel@0 | 7 [D Ncases] = size(x); |
| Daniel@0 | 8 if length(beta)==D+1 |
| Daniel@0 | 9 F = [x; ones(1,Ncases)]; |
| Daniel@0 | 10 else |
| Daniel@0 | 11 F = x; |
| Daniel@0 | 12 end |
| Daniel@0 | 13 p = 1./(1+exp(-beta(:)'*F)); |