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diff general/numerical/stochastic.m @ 4:e44f49929e56

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Adding reorganised general toolbox, now in several subdirectories.
author samer
date Sat, 12 Jan 2013 19:21:22 +0000
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/general/numerical/stochastic.m	Sat Jan 12 19:21:22 2013 +0000
@@ -0,0 +1,9 @@
+function [Y,Z]=stochastic(X),
+% stochastic - make rows sum to one (like probabilities)
+%              optionally returns the row sums as well
+%
+% stochastic :: [[N,M]] -> [[N,M]], [[N]].
+
+Z=sum(X,2);
+Y=X./repmat(max(Z,realmin),1,size(X,2));
+