public virtual string[] Find(object[] tokens, IDictionary previousTags)
{
mBestSequence = mBeam.BestSequence(tokens, new object[] { previousTags });
ArrayList outcomes = new ArrayList(mBestSequence.Outcomes);
return((string[])outcomes.ToArray(typeof(string)));
}
/// <summary>
/// This method determines wheter the outcome is valid for the preceding sequence.
/// This can be used to implement constraints on what sequences are valid.
/// </summary>
/// <param name="outcome">
/// The outcome.
/// </param>
/// <param name="sequence">
/// The preceding sequence of outcome assignments.
/// </param>
/// <returns>
/// true is the outcome is valid for the sequence, false otherwise.
/// </returns>
protected internal virtual bool ValidOutcome(string outcome, Util.Sequence sequence)
{
if (outcome == Continue)
{
string[] tags = sequence.Outcomes.ToArray();
int lastTag = tags.Length - 1;
if (lastTag == -1)
{
return(false);
}
else if (tags[lastTag] == Other)
{
return(false);
}
}
return(true);
}
public virtual ArrayList Find(ArrayList tokens, IDictionary previousTags)
{
mBestSequence = mBeam.BestSequence(tokens, new object[] { previousTags });
return(new ArrayList(mBestSequence.Outcomes));
}
protected internal override bool ValidSequence(int index, ArrayList sequence, Util.Sequence outcomeSequence, string outcome)
{
return(mNameFinder.ValidOutcome(outcome, outcomeSequence));
}
protected internal override bool ValidSequence(int index, ArrayList inputSequence, Util.Sequence outcomesSequence, string outcome)
{
if (mMaxentPosTagger.mDictionary == null)
{
return(true);
}
else
{
string[] tags = mMaxentPosTagger.mDictionary.GetTags(inputSequence[index].ToString());
if (tags == null)
{
return(true);
}
else
{
return(new ArrayList(tags).Contains(outcome));
}
}
}
public virtual string[] Tag(string[] tokens)
{
mBestSequence = Beam.BestSequence(new ArrayList(tokens), null);
return(mBestSequence.Outcomes.ToArray());
}
public virtual ArrayList Tag(ArrayList tokens)
{
mBestSequence = Beam.BestSequence(tokens, null);
return(new ArrayList(mBestSequence.Outcomes));
}
