The ScoredClass is used in identification result-lists, where a score is attached to each identified class. The class itself is represented by the base class BiometricClassID.

[DataContract(Namespace = "http://schemas.bioid.com/2011/12/bws")]
public class ScoredClass : BiometricClassID
{
    [DataMember]
    public double Score { get; set; }
}

ScoredClass.Score

The score is typically a value between 0.0 and 1.0, whereby a higher value indicates a better match.