Esempio n. 1
0
        public static void RowPush <T>(Narray <T> table, Narray <T> data)
        {
            if (table.Length1d() == 0)
            {
                table.Copy(data);
                table.Reshape(1, table.Length());
                return;
            }
            CHECK_ARG(table.Dim(1) == data.Length(), "table.Dim(1) == data.Length()");
            table.Reserve(table.Length1d() + data.Length());
            table.SetDims(table.Dim(0) + 1, table.Dim(1), 0, 0);
            int irow = table.Dim(0) - 1;

            for (int k = 0; k < table.Dim(1); k++)
            {
                table[irow, k] = data.UnsafeAt1d(k);
            }
        }
Esempio n. 2
0
        public static float Median(Narray <int> a)
        {
            Narray <int> s = new Narray <int>();

            s.Copy(a);
            s.Reshape(s.Length1d());
            Quicksort(s);
            int n = s.Length();

            if (n == 0)
            {
                return(0);
            }
            if ((n % 2) > 0)
            {
                return(s[n / 2]);
            }
            else
            {
                return((s[n / 2 - 1] + s[n / 2]) / 2.0f);
            }
        }