Examples of SizeException

org.jblas.exceptions.SizeException

Examples of org.jblas.exceptions.SizeException

     * Asserts that the matrix has a certain number of rows.
     * @throws SizeException
     */
    public void checkRows(int r) {
        if (rows != r) {
            throw new SizeException("Matrix does not have the necessary number of rows (" + rows + " != " + r + ").");
        }
    }

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Examples of org.jblas.exceptions.SizeException

     * Asserts that the amtrix has a certain number of columns.
     * @throws SizeException
     */
    public void checkColumns(int c) {
        if (columns != c) {
            throw new SizeException("Matrix does not have the necessary number of columns (" + columns + " != " + c + ").");
        }
    }

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Examples of org.jblas.exceptions.SizeException

    }


    /** Throws SizeException unless two matrices have the same size. */
    public void assertSameSize(DoubleMatrix a) {
        if (!sameSize(a)) {
            throw new SizeException("Matrices must have the same size.");
        }
    }

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Examples of org.jblas.exceptions.SizeException

    }


    /** Throws SizeException unless matrices can be multiplied with one another. */
    public void assertMultipliesWith(DoubleMatrix a) {
        if (!multipliesWith(a)) {
            throw new SizeException("Number of columns of left matrix must be equal to number of rows of right matrix.");
        }
    }

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Examples of org.jblas.exceptions.SizeException

    }


    /** Throws SizeException unless matrices have the same length. */
    public void assertSameLength(DoubleMatrix a) {
        if (!sameLength(a)) {
            throw new SizeException("Matrices must have same length (is: " + length + " and " + a.length + ")");
        }
    }

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Examples of org.jblas.exceptions.SizeException

    }


    /** Throw SizeException unless matrix is square. */
    public void assertSquare() {
        if (!isSquare()) {
            throw new SizeException("Matrix must be square!");
        }
    }

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Examples of org.jblas.exceptions.SizeException

     * resizing result is tried, which fails if result == this or result == other.
     */
    private void ensureResultLength(DoubleMatrix other, DoubleMatrix result) {
        if (!sameLength(result)) {
            if (result == this || result == other) {
                throw new SizeException("Cannot resize result matrix because it is used in-place.");
            }
            result.resize(rows, columns);
        }
    }

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Examples of org.jblas.exceptions.SizeException

        assertMultipliesWith(other);
        if (result.rows != rows || result.columns != other.columns) {
            if (result != this && result != other) {
                result.resize(rows, other.columns);
            } else {
                throw new SizeException("Cannot resize result matrix because it is used in-place.");
            }
        }


        if (result == this || result == other) {
            /* actually, blas cannot do multiplications in-place. Therefore, we will fake by

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Examples of org.jblas.exceptions.SizeException

     * Rank one-updates
     */
    /** Computes a rank-1-update A = A + alpha * x * y'. */
    public DoubleMatrix rankOneUpdate(double alpha, DoubleMatrix x, DoubleMatrix y) {
        if (rows != x.length) {
            throw new SizeException("Vector x has wrong length (" + x.length + " != " + rows + ").");
        }
        if (columns != y.length) {
            throw new SizeException("Vector y has wrong length (" + x.length + " != " + columns + ").");
        }


        SimpleBlas.ger(alpha, x, y, this);
        return this;
    }

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Examples of org.jblas.exceptions.SizeException

   * @param columns number of columns of the resulting matrix
   * @return a matrix with dimensions rows * columns whose diagonal elements are filled by x
   */
  public static ComplexDoubleMatrix diag(ComplexDoubleMatrix x, int rows, int columns) {
    if (x.length > rows || x.length > columns) {
      throw new SizeException("Length of diagonal matrix must be larger than both rows and columns.");
    }
    
    ComplexDoubleMatrix m = new ComplexDoubleMatrix(rows, columns);


    for (int i = 0; i < x.length; i++)

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