public KnrLSH(KnrLSH other)
: base()
{
this.DB = other.DB;
this.K = other.K;
this.R = other.R;
this.TABLE = other.TABLE;
}
public KnrLSHQueryExpansion(KnrLSH other)
: base()
{
this.DB = other.DB;
this.K = other.K;
this.R = other.R;
this.TABLE = other.TABLE;
}
public override void Load(BinaryReader Input)
{
base.Load (Input);
var len = Input.ReadInt32 ();
this.A = new KnrLSH[len];
for (int i = 0; i < len; ++i) {
var a = new KnrLSH();
a.Load(Input);
this.A[i] = a;
}
}
public void Build(MetricDB db, int K, int num_refs, int num_instances)
{
this.A = new KnrLSH[num_instances];
this.DB = db;
var seed = RandomSets.GetRandomInt ();
int I = 0;
Action<int> compute = delegate (int i) {
var a = new KnrLSH();
a.Build(db, K, num_refs, RandomSets.GetRandom(seed + i));
this.A[i] = a;
++I;
Console.WriteLine ("=== Created {0}/{1} KnrLSH index", I, num_instances);
};
// for(int i = 0; i < num_instances; ++i) {
// compute.Invoke(i);
// }
ParallelOptions ops = new ParallelOptions ();
ops.MaxDegreeOfParallelism = -1;
Parallel.For(0, num_instances, ops, compute);
}