Mercurial > hg > camir-aes2014
diff core/tools/machine_learning/scale_ratings.m @ 0:e9a9cd732c1e tip
first hg version after svn
author | wolffd |
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date | Tue, 10 Feb 2015 15:05:51 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/core/tools/machine_learning/scale_ratings.m Tue Feb 10 15:05:51 2015 +0000 @@ -0,0 +1,16 @@ +function Y = scale_ratings(Y, max_weight) +% [Yout, Xout] = scale_ratings(Y, max_weight) + + +% get maximal weight +weights = cell2mat(Y(:,3)); +max_dataweight = max(weights); + +valid = ~(cellfun(@isempty, Y(:,1)) | cellfun(@isempty, Y(:,2))); + +% scale weights to a maximal value of max_weight +for i = 1:size(Y, 1) + if valid(i) && Y{i,3} > 0 + Y{i,3} = min(max_weight, max(1, round((Y{i,3} / max_dataweight) * max_weight))); + end +end \ No newline at end of file