public override void Initialize(INumberTable numberTable)
{
var m = numberTable.Matrix;
for (int i = 0; i < numberTable.Rows; i++)
{
double mean = 0;
for (int j = 0; j < numberTable.Columns; j++)
{
mean += m[i][j];
}
mean /= numberTable.Columns;
for (int j = 0; j < numberTable.Columns; j++)
{
m[i][j] -= mean;
}
}
// Estimates the maximal variance.
maxVariance = 0;
Random rg = new System.Random();
for (int n = 0; n < 500; n++)
{
int i = rg.Next() % numberTable.Rows;
int j = rg.Next() % numberTable.Rows;
for (int k = 0; k < numberTable.Columns; k++)
{
maxVariance = Math.Max(maxVariance, Math.Abs(m[i][k] * m[j][k]));
}
}
}
public override void Initialize(VisuMap.Script.INumberTable numberTable)
{
normalizeFactor = 1e-10;
for (int k = 0; k < 1000; k++)
{
var a = numberTable.Matrix[k * 2903 % numberTable.Rows];
var b = numberTable.Matrix[k * 5231 % numberTable.Rows];
double d = 0;
for (int j = 0; j < numberTable.Columns; j++)
{
double diff = a[j] - b[j];
d += diff * diff;
}
normalizeFactor = Math.Max(normalizeFactor, d);
}
}
