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Matlab

tritestwave.m：源码内容

							% Test triangle inequality of wave files
% ====== Add paths
addpath /users/jang/matlab/toolbox/dcpr -begin
% ====== Get wave data for testing
if ~exist('waveData')
	fprintf('Loading waveData.mat ===> ');
	tic
	load waveData.mat
	fprintf('%4.2f secondsn', toc);
end
waveFileNum = length(waveData);
waveFileNum = 100;
% ====== Compute the distance matrix
distance = zeros(waveFileNum);
fprintf('Building %gx%g distance matrix ===> n', waveFileNum, waveFileNum);
tic
for i=1:waveFileNum,
	fprintf('%g/%gn', i, waveFileNum);
	for j=(i+1):waveFileNum,
		feature1 = waveData(i).feature;
		feature2 = waveData(j).feature;
		distance(i,j) = dtwmex(feature1, feature2, 1, 1);
	%	distance(i,j) = dtwmex2(feature1, feature2, 1, 1);
%		if distance(i,j)==0,
%			keyboard;
%		end
		% Transformation for fulfiling triangular inequality
	%	distance(i,j) = newDistance(distance(i,j));
	%	[dist, path] = dtwasr(midi1, midi2);
	%	distance(i,j) = dist/size(path,2);
	end
end
distance = distance+distance';
fprintf('%4.2f secondsn', toc);
tritest;

						