本文整理汇总了C#中Matrix.CreateMatrix方法的典型用法代码示例。如果您正苦于以下问题:C# Matrix.CreateMatrix方法的具体用法?C# Matrix.CreateMatrix怎么用?C# Matrix.CreateMatrix使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Matrix
的用法示例。
在下文中一共展示了Matrix.CreateMatrix方法的4个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: TransposeAndMultiply
/// <summary>
/// Multiplies this matrix with transpose of another matrix and returns the result.
/// </summary>
/// <param name="other">The matrix to multiply with.</param>
/// <exception cref="ArgumentException">If <strong>this.Columns != other.Rows</strong>.</exception>
/// <exception cref="ArgumentNullException">If the other matrix is <see langword="null" />.</exception>
/// <returns>The result of multiplication.</returns>
public override Matrix<double> TransposeAndMultiply(Matrix<double> other)
{
var otherDiagonal = other as DiagonalMatrix;
if (otherDiagonal == null)
{
return base.TransposeAndMultiply(other);
}
if (ColumnCount != otherDiagonal.ColumnCount)
{
throw DimensionsDontMatch<ArgumentException>(this, otherDiagonal);
}
var result = other.CreateMatrix(RowCount, other.RowCount);
TransposeAndMultiply(other, result);
return result;
}
示例2: StrictlyLowerTriangle
/// <summary>
/// Puts the strictly lower triangle of this matrix into the result matrix.
/// </summary>
/// <param name="result">Where to store the lower triangle.</param>
/// <exception cref="ArgumentNullException">If <paramref name="result"/> is <see langword="null" />.</exception>
/// <exception cref="ArgumentException">If the result matrix's dimensions are not the same as this matrix.</exception>
public override void StrictlyLowerTriangle(Matrix<double> result)
{
if (result == null)
{
throw new ArgumentNullException("result");
}
if (result.RowCount != RowCount || result.ColumnCount != ColumnCount)
{
throw new ArgumentException(Resources.ArgumentMatrixDimensions, "result");
}
if (ReferenceEquals(this, result))
{
var tmp = result.CreateMatrix(result.RowCount, result.ColumnCount);
StrictlyLowerTriangle(tmp);
tmp.CopyTo(result);
}
else
{
result.Clear();
StrictlyLowerTriangleImpl(result);
}
}
示例3: Multiply
/// <summary>
/// Multiplies this matrix with another matrix and returns the result.
/// </summary>
/// <param name="other">The matrix to multiply with.</param>
/// <exception cref="ArgumentException">If <strong>this.Columns != other.Rows</strong>.</exception>
/// <exception cref="ArgumentNullException">If the other matrix is <see langword="null" />.</exception>
/// <returns>The result of multiplication.</returns>
public override Matrix<double> Multiply(Matrix<double> other)
{
if (other == null)
{
throw new ArgumentNullException("other");
}
if (ColumnCount != other.RowCount)
{
throw DimensionsDontMatch<ArgumentException>(this, other);
}
var result = other.CreateMatrix(RowCount, other.ColumnCount);
Multiply(other, result);
return result;
}
示例4: Multiply
/// <summary>
/// Multiplies this matrix with another matrix and places the results into the result matrix.
/// </summary>
/// <param name="other">The matrix to multiply with.</param>
/// <param name="result">The result of the multiplication.</param>
/// <exception cref="ArgumentNullException">If the other matrix is <see langword="null" />.</exception>
/// <exception cref="ArgumentNullException">If the result matrix is <see langword="null" />.</exception>
/// <exception cref="ArgumentException">If <strong>this.Columns != other.Rows</strong>.</exception>
/// <exception cref="ArgumentException">If the result matrix's dimensions are not the this.Rows x other.Columns.</exception>
public virtual void Multiply(Matrix other, Matrix result)
{
if (other == null)
{
throw new ArgumentNullException("other");
}
if (result == null)
{
throw new ArgumentNullException("result");
}
if (ColumnCount != other.RowCount)
{
throw new ArgumentException(Resources.ArgumentMatrixDimensions);
}
if (result.RowCount != RowCount || result.ColumnCount != other.ColumnCount)
{
throw new ArgumentException(Resources.ArgumentMatrixDimensions);
}
if (ReferenceEquals(this, result) || ReferenceEquals(other, result))
{
var tmp = result.CreateMatrix(result.RowCount, result.ColumnCount);
Multiply(other, tmp);
tmp.CopyTo(result);
}
else
{
CommonParallel.For(
0,
RowCount,
j =>
{
for (var i = 0; i != other.ColumnCount; i++)
{
double s = 0;
for (var l = 0; l < ColumnCount; l++)
{
s += At(j, l) * other.At(l, i);
}
result.At(j, i, s);
}
});
}
}