public virtual Explanation Explain(Monodoc.Lucene.Net.Index.IndexReader reader, int doc) { Explanation sumExpl = new Explanation(); sumExpl.SetDescription("sum of:"); int coord = 0; int maxCoord = 0; float sum = 0.0f; for (int i = 0; i < weights.Count; i++) { BooleanClause c = (BooleanClause) Enclosing_Instance.clauses[i]; Weight w = (Weight) weights[i]; Explanation e = w.Explain(reader, doc); if (!c.prohibited) maxCoord++; if (e.GetValue() > 0) { if (!c.prohibited) { sumExpl.AddDetail(e); sum += e.GetValue(); coord++; } else { return new Explanation(0.0f, "match prohibited"); } } else if (c.required) { return new Explanation(0.0f, "match required"); } } sumExpl.SetValue(sum); if (coord == 1) // only one clause matched sumExpl = sumExpl.GetDetails()[0]; // eliminate wrapper float coordFactor = Enclosing_Instance.GetSimilarity(searcher).Coord(coord, maxCoord); if (coordFactor == 1.0f) // coord is no-op return sumExpl; // eliminate wrapper else { Explanation result = new Explanation(); result.SetDescription("product of:"); result.AddDetail(sumExpl); result.AddDetail(new Explanation(coordFactor, "coord(" + coord + "/" + maxCoord + ")")); result.SetValue(sum * coordFactor); return result; } }
public virtual Explanation Explain(Monodoc.Lucene.Net.Index.IndexReader reader, int doc) { Explanation sumExpl = new Explanation(); sumExpl.SetDescription("sum of:"); int coord = 0; int maxCoord = 0; float sum = 0.0f; for (int i = 0; i < weights.Count; i++) { BooleanClause c = (BooleanClause)Enclosing_Instance.clauses[i]; Weight w = (Weight)weights[i]; Explanation e = w.Explain(reader, doc); if (!c.prohibited) { maxCoord++; } if (e.GetValue() > 0) { if (!c.prohibited) { sumExpl.AddDetail(e); sum += e.GetValue(); coord++; } else { return(new Explanation(0.0f, "match prohibited")); } } else if (c.required) { return(new Explanation(0.0f, "match required")); } } sumExpl.SetValue(sum); if (coord == 1) { // only one clause matched sumExpl = sumExpl.GetDetails()[0]; // eliminate wrapper } float coordFactor = Enclosing_Instance.GetSimilarity(searcher).Coord(coord, maxCoord); if (coordFactor == 1.0f) { // coord is no-op return(sumExpl); } // eliminate wrapper else { Explanation result = new Explanation(); result.SetDescription("product of:"); result.AddDetail(sumExpl); result.AddDetail(new Explanation(coordFactor, "coord(" + coord + "/" + maxCoord + ")")); result.SetValue(sum * coordFactor); return(result); } }