annotate general/numerical/stochastic.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 [Y,Z]=stochastic(X),
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2 % stochastic - make rows sum to one (like probabilities)
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3 % optionally returns the row sums as well
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4 %
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5 % stochastic :: [[N,M]] -> [[N,M]], [[N]].
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6
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7 Z=sum(X,2);
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8 Y=X./repmat(max(Z,realmin),1,size(X,2));
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9
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