internal Tico2003Features(List<Minutia> minutiae, OrientationImage dImg)
{
Minutiae = new List<OBMtiaDescriptor>(minutiae.Count);
for (short i = 0; i < minutiae.Count; i++)
{
OBMtiaDescriptor mtiaDescriptor = new OBMtiaDescriptor(minutiae[i], dImg);
Minutiae.Add(mtiaDescriptor);
}
}
internal Tico2003Features(List <Minutia> minutiae, OrientationImage dImg)
{
Minutiae = new List <OBMtiaDescriptor>(minutiae.Count);
for (short i = 0; i < minutiae.Count; i++)
{
OBMtiaDescriptor mtiaDescriptor = new OBMtiaDescriptor(minutiae[i], dImg);
Minutiae.Add(mtiaDescriptor);
}
}
internal double Compare(OBMtiaDescriptor mtiaDesc)
{
double sum = 0;
for (int i = 0; i < 72; i++)
{
var or1 = Orientations[i];
var or2 = mtiaDesc.Orientations[i];
if (!double.IsNaN(or1) && !double.IsNaN(or2))
{
double diffOr = Math.Abs(or1 - or2);
double difAng = (2 / Math.PI) * diffOr;
sum += Math.Exp(-16 * difAng);
}
}
return sum / 72;
}
internal double Compare(OBMtiaDescriptor mtiaDesc)
{
double sum = 0;
for (int i = 0; i < 72; i++)
{
var or1 = Orientations[i];
var or2 = mtiaDesc.Orientations[i];
if (!double.IsNaN(or1) && !double.IsNaN(or2))
{
double diffOr = Math.Abs(or1 - or2);
double difAng = (2 / Math.PI) * diffOr;
sum += Math.Exp(-16 * difAng);
}
}
return(sum / 72);
}
