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annotate core/magnatagatune/tests_evals/mahalmat_wrapper.m @ 0:e9a9cd732c1e tip

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first hg version after svn
author wolffd
date Tue, 10 Feb 2015 15:05:51 +0000
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wolffd@0 1 function [A, diag] = mahalmat_wrapper(X, Y, trainparams)
wolffd@0 2 % dummy wrapper to plug any fixed mahalanobis matrix into the
wolffd@0 3 % testing set
wolffd@0 4
wolffd@0 5 % use deltafun to check for correct similarity
wolffd@0 6 if isfield(trainparams,'deltafun')
wolffd@0 7 X = feval(trainparams.deltafun, X(:,1), X(:,2), trainparams.deltafun_params{:});
wolffd@0 8 diag.deltafun = trainparams.deltafun;
wolffd@0 9 end
wolffd@0 10
wolffd@0 11 A = trainparams.mahalA;
wolffd@0 12 if size(A,1) ~= size(X,1)
wolffd@0 13 error('wrong mahal matrix size');
wolffd@0 14 end
wolffd@0 15
wolffd@0 16 diag.trainfun = 'mahalmat';
wolffd@0 17 % ---
wolffd@0 18 % intorducing model tyopology:
wolffd@0 19 % mahal, nnet, gbrtree
wolffd@0 20 % ---
wolffd@0 21 diag.interpreter = 'DistMeasureMahal';