public void ComputeHammingDistanceWithAverageHash()
{
ulong imageHashA = ImageHasher.ComputeAverageHash(ImageA);
ulong imageHashC = ImageHasher.ComputeAverageHash(ImageC);
int distanceAA = ImageHasher.ComputeHammingDistance(imageHashA, imageHashA);
int distanceAC = ImageHasher.ComputeHammingDistance(imageHashA, imageHashC);
Assert.That(distanceAA, Is.EqualTo(0));
Assert.That(distanceAC, Is.EqualTo(10));
}
public void ComputeSimilarityWithAverageHash()
{
ulong imageHashA = ImageHasher.ComputeAverageHash(ImageA);
ulong imageHashC = ImageHasher.ComputeAverageHash(ImageC);
double similarityAA = ImageHasher.ComputeSimilarity(imageHashA, imageHashA);
double similarityAC = ImageHasher.ComputeSimilarity(imageHashA, imageHashC);
Assert.That(similarityAA, Is.EqualTo(1.0));
Assert.That(similarityAC, Is.InRange <double>(0.8, 0.85));
}
public void ComputeAverageHash()
{
ulong hash = ImageHasher.ComputeAverageHash(ImageA);
Assert.That(hash, Is.EqualTo(16701559407061564136));
}