if ~exist('auSet')
	fprintf('Loading mat/auSet2.mat...\n');
	load mat/auSet2.mat
end
%% Classification by pitch max, volume max, and duration max
for i=1:length(auSet)
	phoneSet=auSet(i).asraOutput(2).phone;
	vowelIndex=find([auSet(i).asraOutput(2).phone.isVowel]);
	vowelSet=phoneSet(vowelIndex);
	for j=1:length(vowelSet)
		id=vowelIndex(j);
		vowelPitch=vowelSet(j).pitch;
		% Extend the pitch if the leading consonant is pitched (This could go wrong, for instance, "noneqivocal")
	%	if id>1 && ~phoneSet(id-1).isVowel && ~phoneSet(id-1).pitched
	%		vowelPitch=[phoneSet(id-1).pitch, vowelPitch];
	%	end
		vowelSet(j).pitchMax=max(vowelPitch);
		vowelSet(j).volMax=max(vowelSet(j).volume);
		vowelSet(j).duration=diff(vowelSet(j).interval);
	end
	[pitchMax, auSet(i).pStressByPitch]=max([vowelSet.pitchMax]);
	[volMax, auSet(i).pStressByVolume]=max([vowelSet.volMax]);
	[~, auSet(i).pStressByDuration]=max([vowelSet.duration]);
	auSet(i).pitchDiff=pitchMax-vowelSet(auSet(i).stressPos).pitchMax;
end
gtStress=[auSet.stressPos];
pStressByPitch=[auSet.pStressByPitch];
pStressByVolume=[auSet.pStressByVolume];
pStressByDuration=[auSet.pStressByDuration];
rr=sum(gtStress==pStressByPitch)/length(gtStress);
fprintf('rr=%g%% using pitch max\n', rr*100);
rr=sum(gtStress==pStressByVolume)/length(gtStress);
fprintf('rr=%g%% using volume max\n', rr*100);
rr=sum(gtStress==pStressByDuration)/length(gtStress);
fprintf('rr=%g%% using duration max\n', rr*100);
plot(sort([auSet.pitchDiff]));

%% Check mis-classified recordings
index=find([auSet.pitchDiff]>0);
auSet2=auSet(index);		% Misclassified cases
[sortValue, sortIndex]=sort([auSet2.pitchDiff], 'descend');
auSet2=auSet2(sortIndex);
for i=1:length(auSet2)
	fprintf('%d/%d: file=%s\n', i, length(auSet2), auSet2(i).path);
	au=myAudioRead(auSet2(i).path);
	sound(au.signal, au.fs);
	[parentDir, text]=fileparts(auSet2(i).path);
	asraOutput=waveAssess(auSet2(i).path, text, 'english', 1, 'temp.pv');	% Forced alignment
	fprintf('GT stress=%d, predicted stress=%d\n', auSet2(i).stressPos, auSet2(i).pStressByPitch);
	fprintf('Press any key to continue...'); pause; fprintf('\n');
end