public static double Difference(List <Shred> first, List <Shred> second)
{
var firstId = first.Select(shred => shred.Id).ToList();
var secondId = second.Select(shred => shred.Id).ToList();
return(Differ.DiffShredByOrder(firstId, secondId));
}
public void DiffByShredOrderTest()
{
var first = new List <long> {
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
};
var second = new List <long> {
1, 0, 3, 2, 5, 4, 7, 6, 10, 9, 8
};
var third = new List <long> {
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
};
var fourth = new List <long> {
0, 1, 2, 3, 4, 5, 10, 9, 8, 7, 6
};
var actual = Differ.DiffShredByOrder(first, second);
var expected = 6.0 / 10.0;
Assert.IsTrue(Math.Abs(actual - expected) < 0.001);
actual = Differ.DiffShredByOrder(first, third);
expected = 1.0;
Assert.IsTrue(Math.Abs(expected - actual) < 0.0001);
actual = Differ.DiffShredByOrder(first, fourth);
expected = 9.0 / 10.0;
Assert.IsTrue(Math.Abs(expected - actual) < 0.0001);
}
public void NaiveKruskalAuthentic()
{
var path = Path.Combine(Drive.GetDriveRoot(), Dir.PdfRequiremnetTestDirectory,
Dir.PdfRequiremnetTestFullOne);
var shreds = Shred.Factory("image", path, false);
var results = Reconstructor.NaiveKruskalAlgorithm(shreds);
shreds.ForEach(shred => Console.Write(" " + shred.Id + ", "));
Console.WriteLine();
results.ForEach(shred => Console.Write(" " + shred.Id + ", "));
Console.WriteLine();
var diff = Differ.DiffShredByOrder(results.Select(shred => shred.Id).ToList(), Enumerable.Range(0, results.Count).Select(ii => (long)ii).ToList());
Console.WriteLine("Difference : " + diff);
ExportResult((Cluster)results.First().Root(), "../../visualizer/NaiveKruskalAuthentic.png");
}
