private double GetTextTermFreqForClass(BytesRef c)
{
double avgNumberOfUniqueTerms = 0;
foreach (string textFieldName in _textFieldNames)
{
Terms terms = MultiFields.GetTerms(_atomicReader, textFieldName);
long numPostings = terms.SumDocFreq; // number of term/doc pairs
avgNumberOfUniqueTerms += numPostings / (double)terms.DocCount; // avg # of unique terms per doc
}
int docsWithC = _atomicReader.DocFreq(new Term(_classFieldName, c));
return(avgNumberOfUniqueTerms * docsWithC); // avg # of unique terms in text fields per doc * # docs with c
}
// only called from assert
private bool TermNotInReader(AtomicReader reader, Term term)
{
return(reader.DocFreq(term) == 0);
}
private bool TermNotInReader(AtomicReader reader, Term term)
{
// only called from assert
//System.out.println("TQ.termNotInReader reader=" + reader + " term=" + field + ":" + bytes.utf8ToString());
return(reader.DocFreq(term) == 0);
}
private static bool TermNotInReader(AtomicReader reader, Term term) // LUCENENET: CA1822: Mark members as static
{
// only called from assert
//System.out.println("TQ.termNotInReader reader=" + reader + " term=" + field + ":" + bytes.utf8ToString());
return(reader.DocFreq(term) == 0);
}
internal bool TermNotInReader(AtomicReader reader, Term term)
{
// only called from assert
//System.out.println("TQ.termNotInReader reader=" + reader + " term=" + field + ":" + bytes.utf8ToString());
return reader.DocFreq(term) == 0;
}
// only called from assert
internal virtual bool TermNotInReader(AtomicReader reader, Term term)
{
return(reader.DocFreq(term) == 0);
}