static void Main(string[] args)
{
var np = new NumSharp.Core.NumPy();
var A = np.array(new double[] { 1, 2, 3, 4 }).reshape(2, 2);
var b = np.array(new double[] { 1, 2 }).reshape(2, 1);
var c = A.lstqr(b);
Console.WriteLine("If there is no error --> package was sucessfully consumed! :)");
}
public void Play()
{
var data = DataEmulator.Instance.RandomArray(200000);
var t1 = new TensorOld(data, 500, 400);
var t2 = new TensorOld(data, 400, 500);
var tResult = new TensorOld(new double[250000], 500, 500);
var a1 = new double[500, 400];
var a2 = new double[400, 500];
var result = new double[500, 500];
var rand = new Random();
for (int i = 0; i < 500; i++)
{
for (int j = 0; j < 400; j++)
{
a1[i, j] = rand.NextDouble();
a2[j, i] = rand.NextDouble();
}
}
var np = new NumSharp.Core.NumPy <double>();
var arr1 = np.array(data).reshape(500, 400);
var arr2 = np.array(data).reshape(400, 500);
var arr3 = np.array(new double[250000]).reshape(500, 500);
var arrResult = np.array(new double[250000]).reshape(500, 500);
var fast1 = Array.CreateInstance(typeof(double), 500, 400);
var fast2 = Array.CreateInstance(typeof(double), 400, 500);
var fastResult = Array.CreateInstance(typeof(double), 500, 500);
for (int i = 0; i < 500; i++)
{
for (int j = 0; j < 400; j++)
{
fast1.SetValue(rand.NextDouble(), i, j);
fast2.SetValue(rand.NextDouble(), j, i);
}
}
var sum = 0d;
var start1 = DateTime.Now;
for (int i = 0; i < 500; i++)
{
for (int j = 0; j < 500; j++)
{
sum = 0d;
for (int k = 0; k < 400; k++)
{
sum += a1[i, k] * a2[k, j];
}
result[i, j] = sum;
}
}
var start3 = DateTime.Now;
for (int i = 0; i < 500; i++)
{
for (int j = 0; j < 500; j++)
{
sum = 0d;
for (int k = 0; k < 400; k++)
{
sum += arr1[i, k] * arr2[k, j];
}
arrResult[i, j] = sum;
}
}
var ts3 = DateTime.Now - start3;
Console.WriteLine($"NDArry Time:{ts3.TotalMilliseconds} ms");
var start4 = DateTime.Now;
//for (int i = 0; i < 500; i++)
//{
// for (int j = 0; j < 500; j++)
// {
// sum = 0d;
// for (int k = 0; k < 400; k++)
// {
// sum += t1.GetValueFast(i, k) * t2.GetValueFast(k, j);
// }
// tResult.SetValueFast(sum, i, j);
// }
//}
TensorOld.Multiple(t1, t2, tResult);
var ts4 = DateTime.Now - start4;
Console.WriteLine($"Tensor Time:{ts4.TotalMilliseconds} ms");
var tens = new TensTest();
var start5 = DateTime.Now;
tens.Multi();
var ts5 = DateTime.Now - start5;
Console.WriteLine($"Tens Time:{ts5.TotalMilliseconds} ms");
}
