protected internal virtual HMMStateState expandHMMTree(UnitState parent, HMMStateState tree)
{
HMMStateState result = tree;
HMMStateArc[] successors = tree.getHMMState().getSuccessors();
int num = successors.Length;
for (int i = 0; i < num; i++)
{
HMMStateArc hmmstateArc = successors[i];
HMMStateState hmmstateState;
if (hmmstateArc.getHMMState().isEmitting())
{
hmmstateState = new HMMStateState(parent, hmmstateArc.getHMMState());
}
else
{
hmmstateState = new NonEmittingHMMState(parent, hmmstateArc.getHMMState());
}
SentenceHMMState existingState = this.getExistingState(hmmstateState);
float logProbability = hmmstateArc.getLogProbability();
if (existingState != null)
{
this.attachState(tree, existingState, 0f, logProbability);
}
else
{
this.attachState(tree, hmmstateState, 0f, logProbability);
this.addStateToCache(hmmstateState);
result = this.expandHMMTree(parent, hmmstateState);
}
}
return(result);
}
public virtual HMMStateArc[] getSuccessors()
{
if (this.arcs == null)
{
ArrayList arrayList = new ArrayList();
float[][] transitionMatrix = this.hmm.getTransitionMatrix();
for (int i = 0; i < transitionMatrix.Length; i++)
{
if (transitionMatrix[this.state][i] > -3.40282347E+38f)
{
HMMStateArc hmmstateArc = new HMMStateArc(this.hmm.getState(i), transitionMatrix[this.state][i]);
arrayList.add(hmmstateArc);
}
}
this.arcs = (HMMStateArc[])arrayList.toArray(new HMMStateArc[arrayList.size()]);
}
return(this.arcs);
}
