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Packages that use RealMatrix | |
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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. |
Uses of RealMatrix in org.apache.commons.math.linear |
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Classes in org.apache.commons.math.linear that implement RealMatrix | |
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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 | |
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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()
Create a new RealMatrix which is a 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.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. |
protected RealMatrix |
RealMatrixImpl.getIdentity(int dimension)
Deprecated. use MatrixUtils.createRealIdentityMatrix(int) |
protected RealMatrix |
RealMatrixImpl.getLUMatrix()
Returns the LU decomposition as a RealMatrix. |
RealMatrix |
QRDecompositionImpl.getQ()
Returns the matrix Q of the QR-decomposition. |
RealMatrix |
QRDecomposition.getQ()
Returns the matrix Q of the decomposition. |
RealMatrix |
QRDecompositionImpl.getR()
Returns the matrix R of the QR-decomposition. |
RealMatrix |
QRDecomposition.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 |
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 |
RealMatrixImpl.inverse()
Returns the inverse matrix if this matrix is invertible. |
RealMatrix |
RealMatrix.inverse()
Returns the inverse of this matrix. |
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.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)
Returns a matrix of (column) solution vectors for linear systems with coefficient matrix = this and constant vectors = columns of b . |
RealMatrix |
RealMatrix.solve(RealMatrix b)
Returns a matrix of (column) solution vectors for linear systems with coefficient matrix = this and constant vectors = columns of 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 matrix. |
RealMatrix |
RealMatrix.transpose()
Returns the transpose of this matrix. |
Methods in org.apache.commons.math.linear with parameters of type RealMatrix | |
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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.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)
Returns a matrix of (column) solution vectors for linear systems with coefficient matrix = this and constant vectors = columns of b . |
RealMatrix |
RealMatrix.solve(RealMatrix b)
Returns a matrix of (column) solution vectors for linear systems with coefficient matrix = this and constant vectors = columns of 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 | |
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QRDecompositionImpl(RealMatrix matrix)
Calculates the QR decomposition of the given matrix. |
Uses of RealMatrix in org.apache.commons.math.random |
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Methods in org.apache.commons.math.random that return RealMatrix | |
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RealMatrix |
CorrelatedRandomVectorGenerator.getRootMatrix()
Get the root of the covariance matrix. |
Methods in org.apache.commons.math.random with parameters of type RealMatrix | |
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private void |
CorrelatedRandomVectorGenerator.decompose(RealMatrix covariance,
double small)
Decompose the original square matrix. |
Constructors in org.apache.commons.math.random with parameters of type RealMatrix | |
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CorrelatedRandomVectorGenerator(double[] mean,
RealMatrix covariance,
double small,
NormalizedRandomGenerator generator)
Simple constructor. |
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CorrelatedRandomVectorGenerator(RealMatrix covariance,
double small,
NormalizedRandomGenerator generator)
Simple constructor. |
Uses of RealMatrix in org.apache.commons.math.stat.descriptive |
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Methods in org.apache.commons.math.stat.descriptive that return RealMatrix | |
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RealMatrix |
SynchronizedMultivariateSummaryStatistics.getCovariance()
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RealMatrix |
MultivariateSummaryStatistics.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 |
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Methods in org.apache.commons.math.stat.descriptive.moment that return RealMatrix | |
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RealMatrix |
VectorialCovariance.getResult()
Get the covariance matrix. |
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