/// <summary>
/// Constructor just construct, to cluster, call on the KMinKruskal Method.
/// </summary>
/// <param name="points">
/// A list of objects defined with the Point interface.
/// </param>
/// <param name="ClusterMaxSize">
/// A integer that limit the size of the maximum cluster.
/// </param>
public KMinSpanningTree(Point[] points, int ClusterMaxSize = -1)
{
Idx_V = new SortedDictionary <int, Point>();
E = new SortedSet <Edge>(); // Whther the edge is included in the MSt or not.
V_Idx = new Dictionary <Point, int>(); // hashed, order is lost in the reverse map.
// Chosen E established in EstablisheMST method.
for (int I = 0; I < points.Length; I++)
{
Idx_V[I] = points[I]; // index to vertex
V_Idx[points[I]] = I; // reverse map
}
// Parallel
{
EdgesBuffers Buffer = new EdgesBuffers(E);
Parallel.For(0, points.Length, I =>
{
for (int J = I + 1; J < points.Length; J++)
{
Buffer.LockAdd(new Edge(points[I], points[J]));
}
});
}
if (ClusterMaxSize != -1)
{
this.ClusterSizeThreshold = ClusterMaxSize;
}
else
{
Threshold = (int)(Idx_V.Count / 2.0); // Default is 2 partition.
}
}
public FullGraph(Point[] points)
{
V = new SortedDictionary <int, Point>();
E = new SortedSet <Edge>(); // Whther the edge is included in the MSt or not.
W = new Dictionary <Point, int>(); // hashed, order is lost in the reverse map.
// Chosen E established in EstablisheMST method.
for (int I = 0; I < points.Length; I++)
{
V[I] = points[I]; // index to vertex
W[points[I]] = I; // reverse map
}
// Parallel
{
EdgesBuffers Buffer = new EdgesBuffers(E);
Parallel.For(0, points.Length, I =>
{
for (int J = I + 1; J < points.Length; J++)
{
Buffer.LockAdd(new Edge(points[I], points[J]));
}
});
}
max_partition = EstablishMST();
}
