% GMM (gaussian mixture model) for 2-D "donut" data
% ====== Get data and train GMM
DS = dcData(6);
data=DS.input;
gmmOpt=gmmTrain('defaultOpt');
gmmOpt.arch.covType=3;
gmmOpt.arch.gaussianNum=4;
gmmOpt.train.showInfo=1;
gmmOpt.train.useKmeans=1;
gmmOpt.train.maxIteration=50;
[gmmPrm, logLike] = gmmTrain(data, gmmOpt, 1);