Mercurial > hg > camir-ismir2012
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 |
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date | Fri, 19 Aug 2016 13:07:06 +0200 |
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rev | line source |
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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); |