|
public IdfExplain ( ICollection |
||
| terms | ICollection |
the terms in the phrase /// |
| searcher | the document collection being searched /// | |
| return | Lucene.Net.Search.Explanation.IDFExplanation | |
public virtual IDFExplanation IdfExplain(ICollection<Term> terms, Searcher searcher)
{
int max = searcher.MaxDoc;
float idf2 = 0.0f;
System.Text.StringBuilder exp = new System.Text.StringBuilder();
foreach (Term term in terms)
{
int df = searcher.DocFreq(term);
idf2 += Idf(df, max);
exp.Append(" ");
exp.Append(term.Text);
exp.Append("=");
exp.Append(df);
}
float fIdf = idf2;
return new AnonymousClassIDFExplanation3(fIdf, exp, this);
}
|
Similarity::IdfExplain ( Lucene.Net.Index.Term term, |
public TermWeight(TermQuery enclosingInstance, Searcher searcher)
{
InitBlock(enclosingInstance);
this.similarity = Enclosing_Instance.GetSimilarity(searcher);
idfExp = similarity.IdfExplain(Enclosing_Instance.term, searcher);
idf = idfExp.Idf;
}