public void BuildModel(string msdSpec, MsdSplitTree.BeamSearchParams beamSearchOpt)
{
if (ltnRootNode != null)
{
return;
}
//if msd are used and other criterias are fulfiled than use MsdSplitTreeOptimization
if (lsett.bUseMsdSplitTreeOptimization && lsett.eMsdConsider == LemmatizerSettings.MsdConsideration.Distinct && !string.IsNullOrEmpty(msdSpec))
{
msdSplitTree = new MsdSplitTree(elExamples.ListExamples, new MsdSpec(msdSpec), beamSearchOpt);
//Console.WriteLine("MsdSplitTree consturcetd with {0} leaves!",msdSplitTree.subTreeSizeRecurs);
ExampleList el = elExamples;
elExamples = new ExampleList(lsett);
//int s = 0;
Dictionary <string, double> msds = new Dictionary <string, double>();
foreach (LemmaExample le in el.ListExamples)
{
//Console.WriteLine("{0}: {1}",s++,le.Msd);
string newMsd = msdSplitTree.TransformMsd(le.Msd);
elExamples.AddExample(le.Word, le.Lemma, le.Weight, newMsd);
//Console.WriteLine("\t" + newMsd);
if (msds.ContainsKey(newMsd))
{
msds[newMsd] += le.Weight;
}
else
{
msds[newMsd] = le.Weight;
}
}
foreach (KeyValuePair <string, double> msd in msds)
{
//Console.WriteLine("{0} {1}", msd.Key, msd.Value);
}
//TODO problem, if buildmodel is called twice than a problem occurs!!!!
}
elExamples.FinalizeAdditions();
if (!lsett.bBuildFrontLemmatizer)
{
ltnRootNode = new LemmaTreeNode(lsett, elExamples);
}
else
{
ltnRootNode = new LemmaTreeNode(lsett, elExamples.GetFrontRearExampleList(false));
ltnRootNodeFront = new LemmaTreeNode(lsett, elExamples.GetFrontRearExampleList(true));
}
}
/// <summary>
/// Extended lemamtization interface with more options
/// </summary>
/// <param name="sWord">word to be lemmatized</param>
/// <param name="ignoreCase">If true than casing will be ignored. If set to false, than lemmatizer will match the longest rule it knows but requiering same casing of rule and word.</param>
/// <param name="sMsd">morpho static descriptor of the word to be lemmatized</param>
/// <returns>Lemmatized word.</returns>
public string Lemmatize(string sWord, bool ignoreCase, string sMsd)
{
string sNewMsd = sMsd;
if (sMsd != null && lsett.bUseMsdSplitTreeOptimization && lsett.eMsdConsider == LemmatizerSettings.MsdConsideration.Distinct)
{
sNewMsd = msdSplitTree.TransformMsd(sNewMsd);
}
if (!lsett.bBuildFrontLemmatizer)
{
return(ltrRootNodeSafe.Lemmatize(sWord, ignoreCase, sNewMsd));
}
else
{
string sWordFront = LemmaExample.StringReverse(sWord);
string sLemmaFront = ltrRootNodeFrontSafe.Lemmatize(sWordFront, ignoreCase, sNewMsd);
string sWordRear = LemmaExample.StringReverse(sLemmaFront);
return(ltrRootNodeSafe.Lemmatize(sWordRear, ignoreCase, sNewMsd));
}
}