Exemple #1
0
        private static Tuple <double[][], double[][]> split(double[][] cluster,
                                                            KMeans kmeans, double threshold)
        {
            kmeans.Randomize(cluster, useSeeding: false);

            kmeans.Tolerance          = threshold;
            kmeans.ComputeInformation = false;

            int[] idx = kmeans.Compute(cluster);

            List <double[]> a = new List <double[]>();
            List <double[]> b = new List <double[]>();

            for (int i = 0; i < idx.Length; i++)
            {
                if (idx[i] == 0)
                {
                    a.Add(cluster[i]);
                }
                else
                {
                    b.Add(cluster[i]);
                }
            }

            return(Tuple.Create(a.ToArray(), b.ToArray()));
        }
Exemple #2
0
        private static Tuple <double[][], double[][]> split(double[][] cluster, KMeans kmeans)
        {
            kmeans.Randomize(cluster);

            int[] idx = kmeans.Compute(cluster);

            List <double[]> a = new List <double[]>();
            List <double[]> b = new List <double[]>();

            for (int i = 0; i < idx.Length; i++)
            {
                if (idx[i] == 0)
                {
                    a.Add(cluster[i]);
                }
                else
                {
                    b.Add(cluster[i]);
                }
            }

            return(Tuple.Create(a.ToArray(), b.ToArray()));
        }