public static float DecodeNorm(byte b)
{
return NORM_TABLE[b & 0xFF]; // & 0xFF maps negative bytes to positive above 127
}
public override float Score()
{
//System.out.println("scoring " + first.doc);
float raw = Similarity.Tf(freq) * value_Renamed; // raw score
return(norms == null?raw:raw *Similarity.DecodeNorm(norms[first.doc])); // normalize
}