public void TestIndexerNDArray()
{
NDArray r1 = new NDArray(0, 1);
NDArray r2 = new NDArray(3, 4);
NDArray s1 = new NDArray(9, 10);
NDArray s2 = new NDArray(12, 13);
NDArray t1 = new NDArray(18, 19);
NDArray t2 = new NDArray(21, 22);
NDArray c1 = new NDArray(r1, r2);
NDArray c2 = new NDArray(s1, s2);
NDArray c3 = new NDArray(t1, t2);
NDArray nd = new NDArray(c1, c2, c3);
int i = nd[1, 1, 1];
NDArray z = new NDArray(0, 1);
nd[1, 1, 1] = z;
NDArray j = nd[1, 1, 1];
Assert.True(j.Equals(new NDArray(0, 1)), "Index is not valid.");
}
public void TestShapeStr()
{
NDArray nd = new NDArray("Car", "Teddy", "Ho");
NDArray t = nd.Shape();
Assert.True(t.Equals(new NDArray(3)), "Arrays are not equal.");
}
public void TestIntEquals()
{
NDArray nd = new NDArray(1, 2, 3);
NDArray nd1 = new NDArray(1, 2, 3);
Assert.True(nd.Equals(nd1), "Arrays are not equal.");
}
public void TestSliceNDArray()
{
NDArray nd = new NDArray(new NDArray(10, 20, 30));
Slice s = new Slice(0, 1);
NDArray t = nd[s];
NDArray t2 = new NDArray(new NDArray(10));
Assert.True(t.Equals(t2), "Arrays are not equal.");
}
public void TestSliceStr()
{
NDArray nd = new NDArray("Car", "Teddy", "Ho");
Slice s = new Slice(0, 1);
NDArray t = nd[s];
NDArray t2 = new NDArray("Car");
Assert.True(t.Equals(t2), "Arrays are not equal.");
}
public void TestSliceNDArraySingle()
{
NDArray nd = new NDArray(new NDArray(10), new NDArray(30), new NDArray(50, 60));
Slice s = new Slice(0, 1);
Slice s1 = new Slice(0, 1);
NDArray t = nd[s, s1];
NDArray t2 = new NDArray(new NDArray(10), new NDArray(30));
Assert.True(t.Equals(t2), "Arrays are not equal.");
}
public void TestSliceTwoNDArray()
{
NDArray nd = new NDArray(new NDArray(10, 20), new NDArray(30, 40), new NDArray(50, 60));
Slice s = new Slice(0, 1);
Slice s1 = new Slice(1, 2);
NDArray t = nd[s, s1];
NDArray t2 = new NDArray(new NDArray(10), new NDArray(40));
Assert.True(t.Equals(t2), "Arrays are not equal.");
}
public void TestSliceIregular()
{
NDArray nd = new NDArray(10, new NDArray(20), 30);
Slice s = new Slice(0, 1);
Slice s1 = new Slice(0, 1);
NDArray t = nd[s, s1];
NDArray t2 = new NDArray(10, new NDArray(20));
Assert.True(t.Equals(t2), "Arrays are not equal.");
}
public void TestSlice()
{
NDArray nd = new NDArray(new NDArray(10, 20, 30), new NDArray(15, 25), new NDArray(1, 2));
Slice p1 = new Slice(0, 2);
Slice p2 = new Slice(1, 2);
Slice p3 = new Slice(0, 1);
NDArray t = nd[p1, p2, p3];
NDArray t2 = new NDArray(new NDArray(10, 20), new NDArray(25), new NDArray(1));
Assert.True(t.Equals(t2), "Arrays are not equal.");
}
public void TestGetValue()
{
Pair col1 = new Pair("Column1", new Series(new NDArray(10, 20, 30)));
Pair col2 = new Pair("Column2", new Series(new NDArray(40, 50, 60)));
DataFrame df1 = new DataFrame(col1, col2);
NDArray t = df1.GetValue();
NDArray z = new NDArray(new NDArray(10, 20, 30), new NDArray(40, 50, 60));
Assert.True(t.Equals(z), "Arrays are not equal.");
}
/// <summary>
/// Evaluates the specified write target.
/// </summary>
/// <param name="writeTarget">The write target.</param>
/// <returns>Tensor.</returns>
public override NDArray Evaluate(NDArray writeTarget)
{
using (var s = src.Evaluate(null))
using (var i = indices.Evaluate(null))
{
if (!writeTarget.Equals(s))
{
Ops.Copy(writeTarget, s);
}
Ops.ScatterFill(writeTarget, value.Evaluate(), dimension, i);
}
return(writeTarget);
}
public void TestAddNewIndexGetIndex()
{
Pair col = new Pair("Column1", new Series(new NDArray(1, 2, 3)));
Pair col1 = new Pair("Column2", new Series(new NDArray(4, 5, 6)));
DataFrame df = new DataFrame(col, col1);
NDArray i = new NDArray(new NDArray(7, 8), new NDArray(9, 10));
NDArray index = new NDArray("Hat", "Cat");
df.Add(i, index, null);
NDArray t = df.GetIndex();
Assert.True(t.Equals(new NDArray(0, 1, 2, "Hat", "Cat")), "Arrays are not equal.");
}
public void TestDeepCopy()
{
NDArray r1 = new NDArray(0, 1, 2);
NDArray r2 = new NDArray(3, 4, 5);
NDArray r3 = new NDArray(6, 7, 8);
NDArray nd = new NDArray(r1, r2, r3);
NDArray nd1 = nd.Copy();
NDArray s = nd[1];
nd[1] = new NDArray(0, 0, 0);
NDArray s1 = nd1[1];
Assert.True(s1.Equals(new NDArray(3, 4, 5)), "Arrays are not equal.");
}
public void TestAddGetIndex()
{
Pair col = new Pair("Column1", new Series(new NDArray(1, 2, 3)));
Pair col1 = new Pair("Column2", new Series(new NDArray(4, 5, 6)));
DataFrame df = new DataFrame(col, col1);
NDArray i = new NDArray(new NDArray(7, 8), new NDArray(9, 10));
df.Add(i);
Pair col3 = new Pair("Column1", new Series(new NDArray(1, 2, 3, 7, 8)));
Pair col4 = new Pair("Column2", new Series(new NDArray(4, 5, 6, 9, 10)));
NDArray index = df.GetIndex();
Assert.True(index.Equals(new NDArray(0, 1, 2, 3, 4)), "Arrays are not equal.");
}
public void Test3DEquals()
{
NDArray r1 = new NDArray(0, 1, 2);
NDArray r2 = new NDArray(3, 4, 5);
NDArray r3 = new NDArray(6, 7, 8);
NDArray s1 = new NDArray(9, 10, 11);
NDArray s2 = new NDArray(12, 13, 14);
NDArray s3 = new NDArray(15, 16, 17);
NDArray t1 = new NDArray(18, 19, 20);
NDArray t2 = new NDArray(21, 22, 23);
NDArray t3 = new NDArray(24, 25, 26);
NDArray c1 = new NDArray(r1, r2, r3);
NDArray c2 = new NDArray(s1, s2, s3);
NDArray c3 = new NDArray(t1, t2, t3);
NDArray nd = new NDArray(c1, c2, c3);
NDArray r11 = new NDArray(0, 1, 2);
NDArray r22 = new NDArray(3, 4, 5);
NDArray r33 = new NDArray(6, 7, 8);
NDArray s11 = new NDArray(9, 10, 11);
NDArray s22 = new NDArray(12, 13, 14);
NDArray s33 = new NDArray(15, 16, 17);
NDArray t11 = new NDArray(18, 19, 20);
NDArray t22 = new NDArray(21, 22, 23);
NDArray t33 = new NDArray(24, 25, 26);
NDArray c11 = new NDArray(r11, r22, r33);
NDArray c22 = new NDArray(s11, s22, s33);
NDArray c33 = new NDArray(t11, t22, t33);
NDArray nd1 = new NDArray(c11, c22, c33);
Assert.True(nd.Equals(nd1), "Arrays are not equal.");
}
public void TestSlice3D()
{
NDArray r1 = new NDArray(0, 1, 2);
NDArray r2 = new NDArray(3, 4, 5);
NDArray r3 = new NDArray(6, 7, 8);
NDArray s1 = new NDArray(9, 10, 11);
NDArray s2 = new NDArray(12, 13, 14);
NDArray s3 = new NDArray(15, 16, 17);
NDArray t1 = new NDArray(18, 19, 20);
NDArray t2 = new NDArray(21, 22, 23);
NDArray t3 = new NDArray(24, 25, 26);
NDArray c1 = new NDArray(r1, r2, r3);
NDArray c2 = new NDArray(s1, s2, s3);
NDArray c3 = new NDArray(t1, t2, t3);
NDArray nd = new NDArray(c1, c2, c3);
Slice p1 = new Slice(0, 2);
Slice p2 = new Slice(1, 2);
Slice p3 = new Slice(0, 1);
NDArray t = nd[p1, p2, p3];
NDArray z1 = new NDArray(0, 1, 2);
NDArray z2 = new NDArray(3, 4, 5);
NDArray x1 = new NDArray(12, 13, 14);
NDArray y1 = new NDArray(18, 19, 20);
NDArray z = new NDArray(new NDArray(z1, z2), new NDArray(x1), new NDArray(y1));
Assert.True(t.Equals(z), "Arrays are not equal.");
}