private int NeighborhoodDistance(IntVector fillPercentageRef, IntVector fillPercentage)
{
if (fillPercentageRef == null || fillPercentage == null || !fillPercentageRef.Any() || !fillPercentage.Any())
{
return -1;
}
if (fillPercentageRef.Count() != fillPercentage.Count())
{
return -1;
}
var total = 0;
for (int pIndexor = 0; pIndexor < fillPercentageRef.Count(); pIndexor++)
{
var diff = Math.Abs(fillPercentageRef[pIndexor] - fillPercentage[pIndexor]);
total += diff * diff;
}
return total;
}
public int DotProduct(IntVector otherIntVector)
{
if (this.Count() != otherIntVector.Count())
{
throw new ArgumentException("vectors need to have equal elements!");
}
if (!this.Any()) return 0;
var result = 0;
for (int posCounter = 0; posCounter < _items.Count; posCounter++)
{
result += _items[posCounter] * otherIntVector[posCounter];
}
return result;
}
public double NormalizedProduct(IntVector otherIntVector)
{
if (this.Count() != otherIntVector.Count())
{
throw new ArgumentException("vectors need to have equal elements!");
}
if (!this.Any()) return 0;
var dotProduct = this.DotProduct(otherIntVector);
var magnitudeProduct = this.Magnitude() * otherIntVector.Magnitude();
if (magnitudeProduct == 0) return 0;
return (double)dotProduct / magnitudeProduct;
}