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diff general/numerical/quantile.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/quantile.m	Sat Jan 12 19:21:22 2013 +0000
@@ -0,0 +1,13 @@
+function Y=quantile(Q,X)
+% quantile - compute quantiles of X
+%
+% quantile :: 
+%    [[L]->0--1] ~'the L quantiles to compute',
+%    [[N,M]] ~'M columns of data'
+% -> [[L,M]] ~'the L quantiles for each of M columns'.
+
+j=max(1,round(Q*size(X,1)));
+S=sort(X);
+Y=S(j,:);
+
+