/// <summary>Call this method to get a String array of categories to split on.</summary>
/// <remarks>
/// Call this method to get a String array of categories to split on.
/// It calculates parent annotation statistics suitable for doing
/// selective parent splitting in the PCFGParser inside
/// FactoredParser. <p>
/// If tlp is non-null tlp.basicCategory() will be called on parent and
/// grandparent nodes. <p>
/// <i>Implementation note:</i> This method is not designed for concurrent
/// invocation: it uses static state variables.
/// </remarks>
public static ICollection <string> GetSplitCategories(Treebank t, bool doTags, int algorithm, double phrasalCutOff, double tagCutOff, ITreebankLanguagePack tlp)
{
Edu.Stanford.Nlp.Parser.Lexparser.ParentAnnotationStats pas = new Edu.Stanford.Nlp.Parser.Lexparser.ParentAnnotationStats(tlp, doTags);
t.Apply(pas);
ICollection <string> splitters = Generics.NewHashSet();
Edu.Stanford.Nlp.Parser.Lexparser.ParentAnnotationStats.GetSplitters(phrasalCutOff, pas.nodeRules, pas.pRules, pas.gPRules, splitters);
Edu.Stanford.Nlp.Parser.Lexparser.ParentAnnotationStats.GetSplitters(tagCutOff, pas.tagNodeRules, pas.tagPRules, pas.tagGPRules, splitters);
return(splitters);
}
