{// not merging based on a unique transition from an initial state
learnerOfPairs = new PairQualityLearner.ReferenceLearner(learnerEval, referenceGraph, pta);
synchronized (AbstractLearnerGraph.syncObj) {
PaperUAS.computePTASize(selectionID+" no unique: ", pta, referenceGraph);
}
actualAutomaton = learnerOfPairs.learnMachine(new LinkedList<List<Label>>(),new LinkedList<List<Label>>());
DifferenceToReference similarityMeasure = getMeasure(actualAutomaton,referenceGraph,testSet);
System.out.println("similarity = "+similarityMeasure);
System.out.println();
/*
LearnerGraph reducedPTA = PairQualityLearner.mergeStatesForUnique(pta,uniqueFromInitial);