public override float Score(IState state)
{
float score = qWeight * vals.FloatVal(doc);
// Current Lucene priority queues can't handle NaN and -Infinity, so
// map to -Float.MAX_VALUE. This conditional handles both -infinity
// and NaN since comparisons with NaN are always false.
return(score > float.NegativeInfinity ? score : -float.MaxValue);
}
public override float FloatVal(int doc)
{
return(_enclosingInstance.a / (_enclosingInstance.m * vals.FloatVal(doc) + _enclosingInstance.b));
}