function output=speakerSetMerge(speakerSet1, speakerSet2);
% speakerSetMerge: Merge two speakerSet

name1={speakerSet1.name};
num1=length(speakerSet1);
name2={speakerSet2.name};
num2=length(speakerSet2);

output=speakerSet1;

for i=1:length(speakerSet2)
	index=find(strcmp(speakerSet2(i).name, name1));
	if isempty(index)
		output(end+1)=speakerSet2(i);
	else	% Existing speaker, merge sentence
		sentenceNum=length(speakerSet2(i).sentence);
		output(index).sentence(end+1:end+sentenceNum)=speakerSet2(i).sentence;
	end
end