diff toolboxes/FullBNT-1.0.7/KPMtools/rnd_partition.m @ 0:e9a9cd732c1e tip

first hg version after svn
author wolffd
date Tue, 10 Feb 2015 15:05:51 +0000
parents
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolboxes/FullBNT-1.0.7/KPMtools/rnd_partition.m	Tue Feb 10 15:05:51 2015 +0000
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+function [train, test] = rnd_partition(data, train_percent);
+% function [train, test] = rnd_partition(data, train_percent);
+%
+% data(:,i) is the i'th example
+% train_percent of these columns get put into train, the rest into test
+
+N = size(data, 2);
+ndx = randperm(N);
+k = ceil(N*train_percent);
+train_ndx = ndx(1:k);
+test_ndx = ndx(k+1:end);
+train =  data(:, train_ndx);
+test = data(:, test_ndx);