annotate toolboxes/FullBNT-1.0.7/KPMtools/rnd_partition.m @ 0:cc4b1211e677 tip

initial commit to HG from Changeset: 646 (e263d8a21543) added further path and more save "camirversion.m"
author Daniel Wolff
date Fri, 19 Aug 2016 13:07:06 +0200
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Daniel@0 1 function [train, test] = rnd_partition(data, train_percent);
Daniel@0 2 % function [train, test] = rnd_partition(data, train_percent);
Daniel@0 3 %
Daniel@0 4 % data(:,i) is the i'th example
Daniel@0 5 % train_percent of these columns get put into train, the rest into test
Daniel@0 6
Daniel@0 7 N = size(data, 2);
Daniel@0 8 ndx = randperm(N);
Daniel@0 9 k = ceil(N*train_percent);
Daniel@0 10 train_ndx = ndx(1:k);
Daniel@0 11 test_ndx = ndx(k+1:end);
Daniel@0 12 train = data(:, train_ndx);
Daniel@0 13 test = data(:, test_ndx);