public SingletonFeatureFlock(IntArray bins, double[] binUpperBounds)
: base(1)
{
Contracts.AssertValue(bins);
Contracts.AssertValue(binUpperBounds);
Contracts.Assert(bins.Length == 0 || bins.Max() < binUpperBounds.Length);
_bins = bins;
_binUpperBounds = binUpperBounds;
}
/// <summary>
/// Make a new FeatureHistogram
/// </summary>
/// <param name="bins">The bins we will be calculating sumups over</param>
/// <param name="numBins">The number of bins, should be at least as large as the number of bins</param>
/// <param name="useWeights">Allocates weights array when true</param>
public FeatureHistogram(IntArray bins, int numBins, bool useWeights)
{
Contracts.AssertValue(bins);
Contracts.Assert(bins.Length == 0 || (0 <= numBins && bins.Max() < numBins));
_bins = bins;
NumFeatureValues = numBins;
SumTargetsByBin = new FloatType[NumFeatureValues];
CountByBin = new int[NumFeatureValues];
if (useWeights)
{
SumWeightsByBin = new double[NumFeatureValues];
}
}
