private Tuple <double, double> ProceedRow(double[] sarr, Domain.DataRow <double> row)
{
double rsum = 0;
for (int i = 0; i < row.Values.Length; i++)
{
double diff = (sarr[i] - row.Values[i]);// * _corrs[i];
rsum += Math.Pow(diff, Pow);
}
double dist = Math.Pow(rsum, 1 / Pow);
var tp = new Tuple <double, double>(dist, row.Target);
return(tp);
}
private static double[] GetRowValues(DataModifier modifier, DataLoader loader, Domain.DataRow <float> row)
{
if (modifier == null)
{
return(Array.ConvertAll(row.Values, x => (double)x));
}
var vals = new Dictionary <string, double>();
for (int i = 0; i < row.Values.Length; i++)
{
string colname = loader.RowColumnByIdx[i];
vals.Add(colname, row.Values[i]);
}
var mvals = modifier.GetModifiedDataVector(vals);
return(mvals);
}