Uses of Interface
org.ejml.data.DMatrix

Packages that use DMatrix

Package	Description
org.ejml
org.ejml.data
org.ejml.dense.row
org.ejml.dense.row.factory
org.ejml.dense.row.misc
org.ejml.generic
org.ejml.ops

Uses of DMatrix in org.ejml

Methods in org.ejml with parameters of type DMatrix

Modifier and Type	Method	Description
static void	EjmlUnitTests.assertCountable(DMatrix A)	Checks to see if every element in A is countable.
static void	EjmlUnitTests.assertEquals(DMatrix A, DMatrix B, double tol)	Checks to see if each element in the matrices are within tolerance of each other and countable:
static void	EjmlUnitTests.assertEqualsTrans(DMatrix A, DMatrix B, double tol)	Checks to see if the transpose of B is equal to A and countable:
static void	EjmlUnitTests.assertEqualsUncountable(DMatrix A, DMatrix B, double tol)	Checks to see if each element in the matrix is within tolerance of each other:
static void	EjmlUnitTests.assertRelativeEquals(DMatrix expected, DMatrix found, double tol)	Assert equals with a relative error

Uses of DMatrix in org.ejml.data

Subinterfaces of DMatrix in org.ejml.data

Modifier and Type	Interface	Description
interface	DMatrixFixed	Interface which all fixed sized matrices must implement
interface	DMatrixSparse	High level interface for sparse matrices double types.

Classes in org.ejml.data that implement DMatrix

Modifier and Type	Class	Description
class	DMatrix1Row	Interface for a row-major matrix that uses a single array internally.
class	DMatrix2	Fixed sized vector with 2 elements.
class	DMatrix2x2	Fixed sized 2 by DMatrix2x2 matrix.
class	DMatrix3	Fixed sized vector with 3 elements.
class	DMatrix3x3	Fixed sized 3 by DMatrix3x3 matrix.
class	DMatrix4	Fixed sized vector with 4 elements.
class	DMatrix4x4	Fixed sized 4 by DMatrix4x4 matrix.
class	DMatrix5	Fixed sized vector with 5 elements.
class	DMatrix5x5	Fixed sized 5 by DMatrix5x5 matrix.
class	DMatrix6	Fixed sized vector with 6 elements.
class	DMatrix6x6	Fixed sized 6 by DMatrix6x6 matrix.
class	DMatrixD1	A generic abstract class for matrices whose data is stored in a single 1D array of doubles.
class	DMatrixRBlock	A row-major block matrix declared on to one continuous array.
class	DMatrixRMaj	DMatrixRMaj is a row matrix with real elements that are 64-bit floats.
class	DMatrixSparseCSC	Compressed Column (CC) sparse matrix format.
class	DMatrixSparseTriplet	A sparse matrix format that is designed to act as an intermediate step for other matrix types.

Constructors in org.ejml.data with parameters of type DMatrix

Modifier	Constructor	Description
	DMatrixRMaj(DMatrix mat)	Creates a new DMatrixRMaj which contains the same information as the provided Matrix64F.

Uses of DMatrix in org.ejml.dense.row

Methods in org.ejml.dense.row with parameters of type DMatrix

Modifier and Type	Method	Description
static void	CommonOps_DDRM.extract(DMatrix src, int srcY0, int srcY1, int srcX0, int srcX1, DMatrix dst)	Extract where the destination is reshaped to match the extracted region
static void	CommonOps_DDRM.extract(DMatrix src, int srcY0, int srcY1, int srcX0, int srcX1, DMatrix dst, int dstY0, int dstX0)	Extracts a submatrix from 'src' and inserts it in a submatrix in 'dst'.
static void	CommonOps_DDRM.extract(DMatrix src, int srcY0, int srcX0, DMatrix dst)	Extracts a submatrix from 'src' and inserts it in a submatrix in 'dst'.
static void	CommonOps_DDRM.insert(DMatrix src, DMatrix dest, int destY0, int destX0)	Inserts matrix 'src' into matrix 'dest' with the (0,0) of src at (row,col) in dest.
static boolean	MatrixFeatures_DDRM.isEqualsTriangle(DMatrix a, DMatrix b, boolean upper, double tol)	Checks to see if each element in the upper or lower triangular portion of the two matrices are within tolerance of each other: tol ≥ |aij - bij|.

Uses of DMatrix in org.ejml.dense.row.factory

Methods in org.ejml.dense.row.factory with type parameters of type DMatrix

Modifier and Type	Method	Description
static <T extends DMatrix> boolean	DecompositionFactory_DDRM.decomposeSafe(DecompositionInterface<T> decomp, T M)	A simple convenience function that decomposes the matrix but automatically checks the input to make sure it is not being modified.
static <T extends DMatrix> boolean	DecompositionFactory_MT_DDRM.decomposeSafe(DecompositionInterface<T> decomp, T M)	A simple convenience function that decomposes the matrix but automatically checks the input to make sure it is not being modified.

Uses of DMatrix in org.ejml.dense.row.misc

Methods in org.ejml.dense.row.misc with parameters of type DMatrix

Modifier and Type	Method	Description
static void	ImplCommonOps_DDMA.extract(DMatrix src, int srcY0, int srcX0, DMatrix dst, int dstY0, int dstX0, int numRows, int numCols)

Uses of DMatrix in org.ejml.generic

Methods in org.ejml.generic with parameters of type DMatrix

Modifier and Type	Method	Description
static void	GenericMatrixOps_F64.copy(DMatrix from, DMatrix to)
static boolean	GenericMatrixOps_F64.isEquivalent(DMatrix a, DMatrix b, double tol)
static boolean	GenericMatrixOps_F64.isEquivalentTriangle(boolean upper, DMatrix a, DMatrix b, double tol)
static boolean	GenericMatrixOps_F64.isIdentity(DMatrix a, double tol)	Returns true if the provided matrix is has a value of 1 along the diagonal elements and zero along all the other elements.
static void	GenericMatrixOps_F64.setRandom(DMatrix a, double min, double max, Random rand)

Uses of DMatrix in org.ejml.ops

Methods in org.ejml.ops with type parameters of type DMatrix

Modifier and Type	Method	Description
static <T extends DMatrix> T	MatrixIO.loadCSV(String fileName, boolean doublePrecision)	Reads a matrix in which has been encoded using a Column Space Value (CSV) file format.

Methods in org.ejml.ops with parameters of type DMatrix

Modifier and Type	Method	Description
static void	ConvertMatrixData.convert(BMatrixRMaj input, DMatrix output)	Converts binary matrix into a DMatrix by setting all true to 1.0 and false to 0.0
static void	ConvertMatrixData.convert(DMatrix input, CMatrix output)
static void	ConvertMatrixData.convert(DMatrix input, FMatrix output)	Generic, but slow, conversion function.
static void	ConvertMatrixData.convert(DMatrix input, ZMatrix output)
static void	ConvertMatrixData.convert(FMatrix input, DMatrix output)
static DMatrixSparseTriplet	DConvertMatrixStruct.convert(DMatrix src, @Nullable DMatrixSparseTriplet dst, double tol)
static void	DConvertMatrixStruct.convert(DMatrix input, DMatrix output)	Generic, but slow, conversion function.
static boolean	MatrixFeatures_D.isEquals(DMatrix a, DMatrix b)	Checks to see if each element in the two matrices are equal: aij == bij
static boolean	MatrixFeatures_D.isIdentical(DMatrix a, DMatrix b, double tol)	Checks to see if each corresponding element in the two matrices are within tolerance of each other or have the some symbolic meaning.
static void	MatrixIO.print(PrintStream out, DMatrix mat)
static void	MatrixIO.print(PrintStream out, DMatrix mat, String format)	Prints the matrix out in a text format.
static void	MatrixIO.print(PrintStream out, DMatrix mat, String format, int row0, int row1, int col0, int col1)
static void	MatrixIO.printFancy(PrintStream out, DMatrix mat, int length)
static void	MatrixIO.printJava(PrintStream out, DMatrix mat, String format)
static void	MatrixIO.printMatlab(PrintStream out, DMatrix mat)
static void	MatrixIO.saveDenseCSV(DMatrix A, String fileName)	Saves a matrix to disk using in a Column Space Value (CSV) format.