mikera.matrixx.impl

Class VectorMatrixMN

java.lang.Object

mikera.arrayz.impl.AbstractArray<AVector>

mikera.matrixx.AMatrix

mikera.matrixx.impl.ARectangularMatrix

mikera.matrixx.impl.AVectorMatrix<AVector>

mikera.matrixx.impl.VectorMatrixMN

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.lang.Comparable<INDArray>, java.lang.Iterable<AVector>, INDArray, IMatrix, IFastRows

public class VectorMatrixMN
extends AVectorMatrix<AVector>

A matrix implemented as a composition of M length N vectors

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
VectorMatrixMN(int rowCount, int columnCount)

Method Summary

Modifier and Type	Method and Description
void	addAt(int i, int j, double d) Adds a value at a specific position in the matrix, mutating the matrix Does not perform bounds checking - this in an unsafe operation
void	applyOp(Op op) Applies a unary operator to all elements of the array (in-place)
Matrix	clone() Returns a clone of the array data, as a new array which will be fully mutable and may be of a different class to the original.
static VectorMatrixMN	create(AMatrix source)
static VectorMatrixMN	create(java.util.List<?> rows) Create a matrix from a list of rows
static VectorMatrixMN	create(java.util.List<?> rows, int[] shape)
VectorMatrixMN	exactClone() Creates a deep clone of an array, using the same class implementation as the original array
double	get(int row, int column) Returns the double value at the specified position in a 2D matrix
AVector	getRow(int row) Gets a row of the matrix.
void	multiply(double factor) Multiplies all elements of the array in place by a given double value
void	replaceRow(int i, AVector row) Replaces a row in this matrix.
double	rowDotProduct(int i, AVector inputVector) Returns the dot product of a specific row with a vector.
void	set(int row, int column, double value) Sets a value at a given position in a mutable 2D array
void	swapRows(int i, int j) Swaps two rows of the matrix in place This is an elementary row operation
void	transform(AVector source, AVector dest) Transforms a source vector into a destination vector, using matrix multiplication (inner product).
double	unsafeGet(int row, int column) Gets an element in the matrix in an unsafe fashion, without performing bound checks The result is undefined if the row and column are out of bounds.
void	unsafeSet(int row, int column, double value) Sets an element value in the matrix in an unsafe fashion, without performing bound checks The result is undefined if the row and column are out of bounds.
static VectorMatrixMN	wrap(AMatrix source)
static VectorMatrixMN	wrap(AVector[] rows)

Methods inherited from class mikera.matrixx.impl.AVectorMatrix

asVector, componentCount, copyColumnTo, copyRowTo, elementSquaredSum, elementSum, equals, fill, getComponent, getElements, getRowView, innerProduct, isBoolean, isFullyMutable, isView, isZero, nonZeroCount, subMatrix, transform

Methods inherited from class mikera.matrixx.impl.ARectangularMatrix

bandLength, checkColumn, checkRow, checkSquare, columnCount, elementCount, getElement, getShape, getShape, getShapeClone, isSameShape, isSameShape, isSameShape, isSquare, rowCount

Methods inherited from class mikera.matrixx.AMatrix

abs, add, add, add, add, add2, addCopy, addCopy, addCopy, addCopy, addCopy, addInnerProduct, addInnerProduct, addInnerProduct, addMultiple, addMultiple, addMultiple, addOuterProduct, addOuterProduct, addOuterProductSparse, addOuterProductSparse, addRowMultiple, addSparse, addSparse, addToArray, applyOp, applyOp, applyOp, applyOp, applyOp, applyOpCopy, asDoubleArray, asElementList, bandIndex, bandPosition, bandStartColumn, bandStartRow, broadcast, broadcastCloneLike, broadcastCopyLike, broadcastLike, broadcastLike, clamp, composeWith, copy, dense, denseClone, determinant, diagonalProduct, dimensionality, divide, divide, divide, divide, divideCopy, elementIterator, elementsEqual, ensureMutable, epsilonEquals, epsilonEquals, epsilonEquals, equals, equals, equalsArray, equalsTranspose, exp, get, get, get, get, getBand, getBandWrapped, getColumn, getColumnClone, getColumns, getColumnView, getLeadingDiagonal, getLongShape, getRowClone, getRows, getSlices, getSlices, getSliceViews, getTranspose, getTransposeCopy, getTransposeView, hashCode, hasOrthonormalColumns, hasOrthonormalRows, hasUncountable, immutable, innerProduct, innerProduct, innerProduct, innerProduct, innerProduct, inputDimensions, inverse, isDiagonal, isElementConstrained, isHermitian, isIdentity, isInvertible, isLowerTriangular, isMutable, isOrthogonal, isOrthogonal, isPositiveDefinite, isRectangularDiagonal, isSymmetric, isUpperTriangular, iterator, join, log, lowerBandwidth, lowerBandwidthLimit, mul, multiply, multiply, multiply, multiplyCopy, multiplyRow, mutable, negate, outerProduct, outputDimensions, pow, rank, reciprocal, reduce, reduce, reduceSlices, reduceSlices, reorder, reorder, replaceColumn, reshape, reshape, rotateView, scaleAdd, scaleAdd, set, set, set, set, set, set, set, set, setApplyOp, setApplyOp, setColumn, setElements, setElements, setMultiple, setMultiple, setMultiple, setMultiple, setMultiple, setRow, setSparse, setSparse, signum, slice, slice, sliceCount, sparse, sparseClone, sqrt, square, sub, sub, sub, subArray, subCopy, swapColumns, toAffineTransform, toDoubleArray, toDoubleBuffer, toMatrix, toMatrixTranspose, toMutableMatrix, toNestedDoubleArrays, toSliceArray, toString, toStringFull, toVector, trace, transformInPlace, transformInPlace, transposeInnerProduct, transposeInnerProduct, transposeInPlace, upperBandwidth, upperBandwidthLimit, validate

Methods inherited from class mikera.arrayz.impl.AbstractArray

absCopy, absDiff, absDiffCopy, add, addApplyOp, addAt, addCopy, addInnerProduct, addInnerProduct, addMultipleSparse, addPower, addPower, addSparse, broadcastLike, compareTo, density, divideCopy, elementAbsPowSum, elementMax, elementMaxAbs, elementMin, elementPowSum, elementProduct, epsilonEquals, equals, equalsArray, get, get, get, get, getComponents, getElements, getElements, getElements, isDense, isSparse, join, multiplyCopy, negateCopy, reciprocalCopy, scale, scaleCopy, setElements, setInnerProduct, setSparse, signumCopy, sliceValue, squareCopy, sub, sub, subCopy, withComponents

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface mikera.matrixx.IMatrix

add2, addCopy, addCopy, columnCount, diagonalProduct, getBand, getColumn, getColumnClone, getColumns, getColumnView, getRowClone, getRows, getTranspose, getTransposeView, innerProduct, innerProduct, inverse, isDiagonal, isIdentity, isInvertible, isRectangularDiagonal, isSquare, isSymmetric, rowCount, toNestedDoubleArrays, trace, transformInPlace, transposeInPlace

Methods inherited from interface mikera.arrayz.INDArray

abs, absCopy, absDiff, absDiffCopy, add, add, addApplyOp, addAt, addCopy, addCopy, addInnerProduct, addInnerProduct, addMultiple, addMultipleSparse, addOuterProduct, addOuterProductSparse, addPower, addPower, addSparse, addSparse, addToArray, applyOp, applyOp, applyOp, applyOpCopy, asDoubleArray, asElementList, broadcast, broadcastCloneLike, broadcastCopyLike, broadcastLike, broadcastLike, broadcastLike, clamp, copy, dense, denseClone, dimensionality, divide, divide, divideCopy, divideCopy, elementAbsPowSum, elementCount, elementIterator, elementMax, elementMaxAbs, elementMin, elementPowSum, elementProduct, elementsEqual, ensureMutable, epsilonEquals, epsilonEquals, equals, equalsArray, equalsArray, exp, get, get, get, get, get, get, get, get, getComponents, getElement, getElements, getElements, getElements, getLongShape, getShape, getShape, getShapeClone, getSlices, getSlices, getSliceViews, getTransposeCopy, hasUncountable, immutable, innerProduct, innerProduct, innerProduct, isDense, isElementConstrained, isMutable, isSameShape, isSparse, join, join, log, multiply, multiplyCopy, multiplyCopy, mutable, negate, negateCopy, outerProduct, pow, reciprocal, reciprocalCopy, reduce, reduce, reduceSlices, reduceSlices, reorder, reorder, reshape, rotateView, scale, scaleAdd, scaleAdd, scaleCopy, set, set, set, set, set, set, setApplyOp, setElements, setElements, setElements, setInnerProduct, setMultiple, setMultiple, setSparse, setSparse, signum, signumCopy, slice, slice, sliceCount, sliceValue, sparse, sparseClone, sqrt, square, squareCopy, sub, sub, subArray, subCopy, toDoubleArray, toDoubleBuffer, toSliceArray, toVector, validate, withComponents

Methods inherited from interface java.lang.Comparable

compareTo

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

VectorMatrixMN

public VectorMatrixMN(int rowCount,
                      int columnCount)

Method Detail

create

public static VectorMatrixMN create(java.util.List<?> rows)

Create a matrix from a list of rows

Parameters:

rows -

Returns:

create

public static VectorMatrixMN create(java.util.List<?> rows,
                                    int[] shape)

wrap

public static VectorMatrixMN wrap(AVector[] rows)

multiply

public void multiply(double factor)

Description copied from interface: INDArray

Multiplies all elements of the array in place by a given double value

Specified by:

multiply in interface INDArray

Overrides:

multiply in class AMatrix

applyOp

public void applyOp(Op op)

Description copied from interface: INDArray

Applies a unary operator to all elements of the array (in-place)

Specified by:

applyOp in interface INDArray

Overrides:

applyOp in class AVectorMatrix<AVector>

create

public static VectorMatrixMN create(AMatrix source)

wrap

public static VectorMatrixMN wrap(AMatrix source)

replaceRow

public void replaceRow(int i,
                       AVector row)

Description copied from class: AVectorMatrix

Replaces a row in this matrix. The row must be of a type allowed by the matrix. Detaches the current row: this will invalidate views over the matrix that include the original row.

Specified by:

replaceRow in class AVectorMatrix<AVector>

swapRows

public void swapRows(int i,
                     int j)

Description copied from class: AMatrix

Swaps two rows of the matrix in place This is an elementary row operation

Overrides:

swapRows in class AMatrix

getRow

public AVector getRow(int row)

Description copied from class: AVectorMatrix

Gets a row of the matrix. Guaranteed to be an existing vector view by all descendants of AVectorMatrix.

Specified by:

getRow in interface IMatrix

Specified by:

getRow in interface IFastRows

Specified by:

getRow in class AVectorMatrix<AVector>

get

public double get(int row,
                  int column)

Description copied from interface: INDArray

Returns the double value at the specified position in a 2D matrix

Specified by:

get in interface INDArray

Specified by:

get in interface IMatrix

Overrides:

get in class AVectorMatrix<AVector>

set

public void set(int row,
                int column,
                double value)

Description copied from interface: INDArray

Sets a value at a given position in a mutable 2D array

Specified by:

set in interface INDArray

Specified by:

set in interface IMatrix

Overrides:

set in class ARectangularMatrix

unsafeGet

public double unsafeGet(int row,
                        int column)

Description copied from class: AMatrix

Gets an element in the matrix in an unsafe fashion, without performing bound checks The result is undefined if the row and column are out of bounds.

Overrides:

unsafeGet in class AVectorMatrix<AVector>

Returns:

unsafeSet

public void unsafeSet(int row,
                      int column,
                      double value)

Description copied from class: AMatrix

Sets an element value in the matrix in an unsafe fashion, without performing bound checks The result is undefined if the row and column are out of bounds.

Overrides:

unsafeSet in class AVectorMatrix<AVector>

addAt

public void addAt(int i,
                  int j,
                  double d)

Description copied from interface: IMatrix

Adds a value at a specific position in the matrix, mutating the matrix Does not perform bounds checking - this in an unsafe operation

Specified by:

addAt in interface IMatrix

Overrides:

addAt in class AMatrix

transform

public void transform(AVector source,
                      AVector dest)

Description copied from interface: IMatrix

Transforms a source vector into a destination vector, using matrix multiplication (inner product). The destination vector is overwritten.

Specified by:

transform in interface IMatrix

Overrides:

transform in class AVectorMatrix<AVector>

rowDotProduct

public double rowDotProduct(int i,
                            AVector inputVector)

Description copied from class: AMatrix

Returns the dot product of a specific row with a vector. Unsafe operation: performs no bounds checking

Overrides:

rowDotProduct in class AVectorMatrix<AVector>

Returns:

clone

public Matrix clone()

Description copied from interface: INDArray

Returns a clone of the array data, as a new array which will be fully mutable and may be of a different class to the original. Clone should attempt to return the most efficient possible array type. Clone should preserve sparsity property where possible, but this is not guaranteed.

Specified by:

clone in interface INDArray

Overrides:

clone in class AVectorMatrix<AVector>

exactClone

public VectorMatrixMN exactClone()

Description copied from interface: INDArray

Creates a deep clone of an array, using the same class implementation as the original array

Specified by:

exactClone in interface INDArray

Specified by:

exactClone in class AMatrix

Returns:

A clone of the original array