/// <summary>
/// Generate random data.
/// </summary>
/// <param name="seed">The seed to use.</param>
/// <param name="rows">The number of rows to generate.</param>
/// <param name="cols">The number of columns to generate.</param>
/// <param name="low">The low value.</param>
/// <param name="high">The high value.</param>
/// <param name="distort">The distortion factor.</param>
/// <returns>The data set.</returns>
public DataHolder Generate(int seed, int rows, int cols, double low,
double high, double distort)
{
IGenerateRandom rnd = new MersenneTwisterGenerateRandom((uint)seed);
var ideal = new double[rows][];
var actual = new double[rows][];
for (int row = 0; row < rows; row++)
{
for (int col = 0; col < cols; col++)
{
ideal[row] = new double[cols];
actual[row] = new double[cols];
ideal[row][col] = rnd.NextDouble(low, high);
actual[row][col] = ideal[row][col] + (rnd.NextGaussian() * distort);
}
}
var result = new DataHolder {Actual = actual, Ideal = ideal};
return result;
}
public void TestIntRange()
{
var rnd = new MersenneTwisterGenerateRandom(1);
foreach (int aIntRangeTest in IntRangeTest)
{
int g = rnd.NextInt(0, 10);
Assert.AreEqual(g, aIntRangeTest);
}
}
public void TestInt()
{
var rnd = new MersenneTwisterGenerateRandom(1);
foreach (int aIntTest in IntTest)
{
int g = rnd.NextInt();
Assert.AreEqual(g, aIntTest, AIFH.DefaultPrecision);
}
}
public void TestGenerateBoolean()
{
var rnd = new MersenneTwisterGenerateRandom(1);
foreach (bool aBooleanTest in BooleanTest)
{
bool g = rnd.NextBoolean();
Assert.AreEqual(g, aBooleanTest);
}
}
public void TestGaussianFloat()
{
var rnd = new MersenneTwisterGenerateRandom(1);
foreach (double aGaussianTest in GaussianTest)
{
double g = rnd.NextGaussian();
Assert.AreEqual(g, aGaussianTest, AIFH.DefaultPrecision);
}
}
public void TestFloat()
{
var rnd = new MersenneTwisterGenerateRandom(1);
foreach (float aFloatTest in FloatTest)
{
var l = (float) rnd.NextFloat();
Assert.AreEqual(l, aFloatTest, AIFH.DefaultPrecision);
}
}
public void TestDoubleRange()
{
var rnd = new MersenneTwisterGenerateRandom(1);
foreach (double aDoubleRangeTest in DoubleRangeTest)
{
double g = rnd.NextDouble(-1, 1);
Assert.AreEqual(g, aDoubleRangeTest, AIFH.DefaultPrecision);
}
}
public void TestBasic2()
{
UInt32[] seed = {1, 2, 3};
var rnd = new MersenneTwisterGenerateRandom(seed);
Assert.AreEqual(6.09861274980219, rnd.NextDouble(10), AIFH.DefaultPrecision);
}
public void TestBasic()
{
var rnd = new MersenneTwisterGenerateRandom(1);
Assert.AreEqual(4.1702200468159925, rnd.NextDouble(10), AIFH.DefaultPrecision);
}