Uses of Interface
org.apache.commons.math.linear.RealMatrix

Packages that use RealMatrix

org.apache.commons.math.linear	Linear algebra support.
org.apache.commons.math.random	Random number and random data generators.
org.apache.commons.math.stat.descriptive	Generic univariate summary statistic objects.
org.apache.commons.math.stat.descriptive.moment	Summary statistics based on moments.
org.apache.commons.math.stat.regression	Statistical routines involving multivariate data.

Uses of RealMatrix in org.apache.commons.math.linear

Classes in org.apache.commons.math.linear that implement RealMatrix

class

RealMatrixImpl Implementation of RealMatrix using a double[][] array to store entries and LU decomposition to support linear system solution and inverse.

Methods in org.apache.commons.math.linear that return RealMatrix

RealMatrix	RealMatrixImpl.add(RealMatrix m) Compute the sum of this and m.
RealMatrix	RealMatrix.add(RealMatrix m) Compute the sum of this and m.
RealMatrix	RealMatrixImpl.copy() Returns a (deep) copy of this.
RealMatrix	RealMatrix.copy() Returns a (deep) copy of this.
static RealMatrix	MatrixUtils.createColumnRealMatrix(double[] columnData) Creates a column RealMatrix using the data from the input array.
static RealMatrix	MatrixUtils.createRealIdentityMatrix(int dimension) Returns dimension x dimension identity matrix.
static RealMatrix	MatrixUtils.createRealMatrix(double[][] data) Returns a RealMatrix whose entries are the the values in the the input array.
static RealMatrix	MatrixUtils.createRealMatrix(double[][] data, boolean copyArray) Returns a RealMatrix whose entries are the the values in the the input array.
static RealMatrix	MatrixUtils.createRowRealMatrix(double[] rowData) Creates a row RealMatrix using the data from the input array.
RealMatrix	RealMatrixImpl.getColumnMatrix(int column) Returns the entries in column number column as a column matrix.
RealMatrix	RealMatrix.getColumnMatrix(int column) Returns the entries in column number column as a column matrix.
RealMatrix	EigenDecompositionImpl.getD() Returns the diagonal matrix D of the decomposition.
RealMatrix	EigenDecomposition.getD() Returns the diagonal matrix D of the decomposition.
RealMatrix	QRDecomposition.getH() Returns the Householder reflector vectors.
RealMatrix	QRDecompositionImpl.getH() Returns the Householder reflector vectors.
RealMatrix	EigenDecompositionImpl.getInverse() Get the inverse of the decomposed matrix.
RealMatrix	LUDecompositionImpl.getInverse() Get the inverse of the decomposed matrix.
RealMatrix	QRDecompositionImpl.getInverse() Get the inverse of the decomposed matrix.
RealMatrix	DecompositionSolver.getInverse() Get the inverse of the decomposed matrix.
RealMatrix	LUDecompositionImpl.getL() Returns the matrix L of the decomposition.
RealMatrix	LUDecomposition.getL() Returns the matrix L of the decomposition.
RealMatrix	LUDecompositionImpl.getP() Returns the P rows permutation matrix.
RealMatrix	LUDecomposition.getP() Returns the P rows permutation matrix.
RealMatrix	QRDecomposition.getQ() Returns the matrix Q of the decomposition.
RealMatrix	QRDecompositionImpl.getQ() Returns the matrix Q of the decomposition.
RealMatrix	QRDecomposition.getQT() Returns the transpose of the matrix Q of the decomposition.
RealMatrix	QRDecompositionImpl.getQT() Returns the transpose of the matrix Q of the decomposition.
RealMatrix	QRDecomposition.getR() Returns the matrix R of the decomposition.
RealMatrix	QRDecompositionImpl.getR() Returns the matrix R of the decomposition.
RealMatrix	RealMatrixImpl.getRowMatrix(int row) Returns the entries in row number row as a row matrix.
RealMatrix	RealMatrix.getRowMatrix(int row) Returns the entries in row number row as a row matrix.
RealMatrix	SingularValueDecomposition.getS() Returns the diagonal matrix Σ of the decomposition.
RealMatrix	RealMatrixImpl.getSubMatrix(int[] selectedRows, int[] selectedColumns) Gets a submatrix.
RealMatrix	RealMatrix.getSubMatrix(int[] selectedRows, int[] selectedColumns) Gets a submatrix.
RealMatrix	RealMatrixImpl.getSubMatrix(int startRow, int endRow, int startColumn, int endColumn) Gets a submatrix.
RealMatrix	RealMatrix.getSubMatrix(int startRow, int endRow, int startColumn, int endColumn) Gets a submatrix.
RealMatrix	LUDecompositionImpl.getU() Returns the matrix U of the decomposition.
RealMatrix	LUDecomposition.getU() Returns the matrix U of the decomposition.
RealMatrix	SingularValueDecomposition.getU() Returns the matrix U of the decomposition.
RealMatrix	EigenDecompositionImpl.getV() Returns the matrix V of the decomposition.
RealMatrix	EigenDecomposition.getV() Returns the matrix V of the decomposition.
RealMatrix	SingularValueDecomposition.getV() Returns the matrix V of the decomposition.
RealMatrix	EigenDecompositionImpl.getVT() Returns the transpose of the matrix V of the decomposition.
RealMatrix	EigenDecomposition.getVT() Returns the transpose of the matrix V of the decomposition.
RealMatrix	RealMatrixImpl.inverse() Returns the inverse of this matrix.
RealMatrix	RealMatrix.inverse() Deprecated. as of release 2.0, replaced by DecompositionSolver.getInverse()
RealMatrix	RealMatrixImpl.multiply(RealMatrix m) Returns the result of postmultiplying this by m.
RealMatrix	RealMatrix.multiply(RealMatrix m) Returns the result of postmultiplying this by m.
RealMatrix	RealVector.outerProduct(double[] v) Compute the outer product.
RealMatrix	RealVectorImpl.outerProduct(double[] v) Compute the outer product.
RealMatrix	RealVector.outerProduct(RealVector v) Compute the outer product.
RealMatrix	RealVectorImpl.outerProduct(RealVector v) Compute the outer product.
RealMatrix	RealMatrixImpl.preMultiply(RealMatrix m) Returns the result premultiplying this by m.
RealMatrix	RealMatrix.preMultiply(RealMatrix m) Returns the result premultiplying this by m.
RealMatrix	RealMatrixImpl.scalarAdd(double d) Returns the result of adding d to each entry of this.
RealMatrix	RealMatrix.scalarAdd(double d) Returns the result of adding d to each entry of this.
RealMatrix	RealMatrixImpl.scalarMultiply(double d) Returns the result multiplying each entry of this by d.
RealMatrix	RealMatrix.scalarMultiply(double d) Returns the result multiplying each entry of this by d.
RealMatrix	RealMatrixImpl.solve(RealMatrix b) Deprecated.
RealMatrix	EigenDecompositionImpl.solve(RealMatrix b) Solve the linear equation A × X = B.
RealMatrix	LUDecompositionImpl.solve(RealMatrix b) Solve the linear equation A × X = B.
RealMatrix	RealMatrix.solve(RealMatrix b) Deprecated. as of release 2.0, replaced by DecompositionSolver.solve(RealMatrix)
RealMatrix	QRDecompositionImpl.solve(RealMatrix b) Solve the linear equation A × X = B.
RealMatrix	DecompositionSolver.solve(RealMatrix b) Solve the linear equation A × X = B.
RealMatrix	RealMatrixImpl.subtract(RealMatrix m) Compute this minus m.
RealMatrix	RealMatrix.subtract(RealMatrix m) Compute this minus m.
RealMatrix	RealMatrixImpl.transpose() Returns the transpose of this matrix.
RealMatrix	RealMatrix.transpose() Returns the transpose of this matrix.

Methods in org.apache.commons.math.linear with parameters of type RealMatrix

RealMatrix	RealMatrixImpl.add(RealMatrix m) Compute the sum of this and m.
RealMatrix	RealMatrix.add(RealMatrix m) Compute the sum of this and m.
void	EigenDecompositionImpl.decompose(RealMatrix matrix) Decompose a matrix.
void	LUDecompositionImpl.decompose(RealMatrix matrix) Decompose a matrix.
void	QRDecompositionImpl.decompose(RealMatrix matrix) Decompose a matrix.
void	DecompositionSolver.decompose(RealMatrix matrix) Decompose a matrix.
void	LUDecompositionImpl.decompose(RealMatrix matrix, double singularityThreshold) Computes a new LU decomposition for this matrix, storing the result for use by other methods.
void	LUDecomposition.decompose(RealMatrix matrix, double singularityThreshold) Computes a new LU decomposition for this matrix, storing the result for use by other methods.
void	SingularValueDecomposition.decompose(RealMatrix matrix, int maxSingularValues) Decompose a matrix to find its largest singular values.
RealMatrix	RealMatrixImpl.multiply(RealMatrix m) Returns the result of postmultiplying this by m.
RealMatrix	RealMatrix.multiply(RealMatrix m) Returns the result of postmultiplying this by m.
RealMatrix	RealMatrixImpl.preMultiply(RealMatrix m) Returns the result premultiplying this by m.
RealMatrix	RealMatrix.preMultiply(RealMatrix m) Returns the result premultiplying this by m.
RealMatrix	RealMatrixImpl.solve(RealMatrix b) Deprecated.
RealMatrix	EigenDecompositionImpl.solve(RealMatrix b) Solve the linear equation A × X = B.
RealMatrix	LUDecompositionImpl.solve(RealMatrix b) Solve the linear equation A × X = B.
RealMatrix	RealMatrix.solve(RealMatrix b) Deprecated. as of release 2.0, replaced by DecompositionSolver.solve(RealMatrix)
RealMatrix	QRDecompositionImpl.solve(RealMatrix b) Solve the linear equation A × X = B.
RealMatrix	DecompositionSolver.solve(RealMatrix b) Solve the linear equation A × X = B.
RealMatrix	RealMatrixImpl.subtract(RealMatrix m) Compute this minus m.
RealMatrix	RealMatrix.subtract(RealMatrix m) Compute this minus m.

Constructors in org.apache.commons.math.linear with parameters of type RealMatrix

EigenDecompositionImpl(RealMatrix matrix)
Calculates the eigen decomposition of the given matrix.

LUDecompositionImpl(RealMatrix matrix)
Calculates the LU-decomposition of the given matrix.

LUDecompositionImpl(RealMatrix matrix, double singularityThreshold)
Calculates the LU-decomposition of the given matrix.

QRDecompositionImpl(RealMatrix matrix)
Calculates the QR-decomposition of the given matrix.

Uses of RealMatrix in org.apache.commons.math.random

Methods in org.apache.commons.math.random that return RealMatrix

RealMatrix

CorrelatedRandomVectorGenerator.getRootMatrix() Get the root of the covariance matrix.

Constructors in org.apache.commons.math.random with parameters of type RealMatrix

CorrelatedRandomVectorGenerator(double[] mean, RealMatrix covariance, double small, NormalizedRandomGenerator generator)
Simple constructor.

CorrelatedRandomVectorGenerator(RealMatrix covariance, double small, NormalizedRandomGenerator generator)
Simple constructor.

Uses of RealMatrix in org.apache.commons.math.stat.descriptive

Methods in org.apache.commons.math.stat.descriptive that return RealMatrix

RealMatrix	MultivariateSummaryStatistics.getCovariance() Returns the covariance matrix of the values that have been added.
RealMatrix	SynchronizedMultivariateSummaryStatistics.getCovariance() Returns the covariance matrix of the values that have been added.
RealMatrix	StatisticalMultivariateSummary.getCovariance() Returns the covariance of the available values.

Uses of RealMatrix in org.apache.commons.math.stat.descriptive.moment

Methods in org.apache.commons.math.stat.descriptive.moment that return RealMatrix

RealMatrix

VectorialCovariance.getResult() Get the covariance matrix.

Uses of RealMatrix in org.apache.commons.math.stat.regression

Fields in org.apache.commons.math.stat.regression declared as RealMatrix

protected RealMatrix	AbstractMultipleLinearRegression.X X sample data.
protected RealMatrix	AbstractMultipleLinearRegression.Y Y sample data.

Methods in org.apache.commons.math.stat.regression that return RealMatrix

protected abstract RealMatrix	AbstractMultipleLinearRegression.calculateBeta() Calculates the beta of multiple linear regression in matrix notation.
protected RealMatrix	GLSMultipleLinearRegression.calculateBeta() Calculates beta by GLS.
protected RealMatrix	OLSMultipleLinearRegression.calculateBeta() Calculates regression coefficients using OLS.
protected abstract RealMatrix	AbstractMultipleLinearRegression.calculateBetaVariance() Calculates the beta variance of multiple linear regression in matrix notation.
protected RealMatrix	GLSMultipleLinearRegression.calculateBetaVariance() Calculates the variance on the beta by GLS.
protected RealMatrix	OLSMultipleLinearRegression.calculateBetaVariance() Calculates the variance on the beta by OLS.
protected RealMatrix	AbstractMultipleLinearRegression.calculateResiduals() Calculates the residuals of multiple linear regression in matrix notation.