public float LevenshteinSimilarity(AbstractContextInfo context)
{
var left = ExtendedContext.Split(' ');
var right = LocalContext.Split(' ');
var distance = Levenshtein.Compute(left, right);
return(1.0f - distance / Math.Max(left.Length, right.Length));
}
public float NormalizedLCS(AbstractContextInfo context)
{
var left = ExtendedContext.Split(' ');
var right = LocalContext.Split(' ');
var lcs = LCS.Compute(left, right);
return(2.0f * lcs / (left.Length + right.Length));
}
public PredictionInfo(AbstractContextInfo context, float extendedSimilarity = 0.0f, float localSimilarity = 0.0f)
{
Context = context;
ExtendedSimilarity = extendedSimilarity;
LocalSimilarity = localSimilarity;
}
public float LocalSimilarity(AbstractContextInfo context)
{
return(Sim.GetSimilarity(_localContext, context._localContext));
}
public float ExtendedSimilarity(AbstractContextInfo context)
{
return(Sim.GetSimilarity(_extendedContext, context._extendedContext));
}