private static IEnumerable <uint> CoordinateSequence(
int[] dimensionIndices
, uint[] sparseCoordinates
, int dimensions
, uint[] missingValues
, UniqueSeedRandom randomNumbers)
{
var iSparse = 0;
var iDim = 0;
var r = randomNumbers.Sequence(missingValues.Length);
foreach (var iMissing in r)
{
while (iSparse < dimensionIndices.Length && iDim == dimensionIndices[iSparse])
{
yield return(sparseCoordinates[iSparse]);
iSparse++;
iDim++;
}
if (iDim < dimensions)
{
yield return(missingValues[iMissing]);
iDim++;
}
if (iDim >= dimensions)
{
break;
}
}
}
private HyperContrastedPoint(UniqueSeedRandom randomNumbers, int[] dimensionIndices, uint[] sparseCoordinates, int dimensions, uint[] missingValues, int optionalId) :
base(CoordinateSequence(dimensionIndices, sparseCoordinates, dimensions, missingValues, randomNumbers).ToArray(), optionalId)
{
RandomNumbers = randomNumbers;
DimensionIndices = dimensionIndices;
SparseCoordinates = sparseCoordinates;
MissingValues = missingValues;
CoordinateHolder = Cache.Add(_coordinates);
_coordinates = null;
}