public void RowVectorArithmetic()
{
// addition and multiplication by a double
RowVector RA = R + R;
RowVector R2 = 2.0 * R;
Assert.IsTrue(RA == R2);
// subtraction and multiplication by a double
RowVector RS = R - R;
RowVector R0 = 0.0 * R;
Assert.IsTrue(RS == R0);
// negation and multiplication by -1
RowVector RN = -R;
RowVector RD = R / (-1.0);
Assert.IsTrue(RN == RD);
// multiply a column by a matrix
RowVector RM = R * M;
Assert.IsTrue(RM.Dimension == M.ColumnCount);
// dot multiply
ColumnVector RT = R.Transpose();
double dot = R * RT;
Assert.IsTrue(dot > 0);
}
public void TransposeTest()
{
var rowVector = new RowVector(new double[] { 1, 2, 3, 4 });
var columnVector = rowVector.Transpose();
var expectedColumnVector = new double[] { 1, 2, 3, 4 };
Assert.IsInstanceOfType(columnVector, typeof(ColumnVector));
bool isEqual = Helpers.AreEqualVector(expectedColumnVector, columnVector);
Assert.IsTrue(isEqual);
}
public void VectorAsMatrix()
{
RowVector r = new RowVector(1.0, 2.0, 3.0);
Assert.IsTrue(r[0, 1] == r[1]);
r[0, 1] = 0.0;
Assert.IsTrue(r[1] == 0.0);
ColumnVector c = r.Transpose();
Assert.IsTrue(c[1, 0] == 0.0);
c[1, 0] = 2.0;
Assert.IsTrue(c[1] == 2.0);
}
internal double GetEnergy(RowVector patternVector)
{
var energy = patternVector * this.WeightMatrix * patternVector.Transpose();
return(energy);
}
