ComplexMatrix

public class ComplexMatrix extends ComplexTensor

Represents complex matrix. ComplexMatrix class is a subclass of ComplexTensor class.

Parameters

data

must fit into the shape of this matrix.

Constructors

ComplexMatrix

ComplexMatrix ComplexMatrix(Integer rows2, Integer cols2, Function2<Integer, Integer, ComplexDouble> lambda)

It is possible to set a value using lambda function.

ComplexMatrix

ComplexMatrix ComplexMatrix(Integer rows, Integer cols, Array<ComplexDouble> data)

Creates a new matrix.

Types

Companion

public class Companion

Functions

addRow

final ComplexMatrix addRow(Integer srcRowIndex, Integer dstRowIndex, Number fraction)

Do a row addition transformation; add dstRow multiplied by fraction to srcRow.

adjoint

final ComplexMatrix adjoint()

Calculate adjoint matrix of this matrix.

columnWiseMean

final ComplexRowVector columnWiseMean()

Calculate the mean value of each column.

colVecNormSq

final ComplexRowVector colVecNormSq()

Calculate the squared norm of each column vector.

concat

final ComplexMatrix concat(ComplexMatrix other, Integer concatDim)

Concatenate to other matrix.

final ComplexTensor concat(ComplexTensor other, Integer concatDim)

Concatenate to other tensor.

conjTrans

ComplexMatrix conjTrans()

Calculate conjugate transpose of this matrix.

copy

ComplexMatrix copy()

Same as ComplexTensor.copy but returns ComplexMatrix.

div

ComplexMatrix div(ComplexDouble other)

ComplexTensor div(Number other)

eltwiseMul

final ComplexMatrix eltwiseMul(ComplexMatrix other)

Element-wise multiplication.

equals

Boolean equals(Object other)

flatten

final ComplexTensor flatten()

Reshape to a 1-dimensional tensor.

frobeniusNormSquared

final Double frobeniusNormSquared()

Calculate squared frobenius norm.

get

final ComplexDouble get(IntArray indices)

final ComplexTensor get(Long indexLong)

final ComplexDouble get(Integer rowIndex, Integer colIndex)

getCols

final Integer getCols()

number of columns.

getData

final Array<ComplexDouble> getData()

must fit into the shape of this tensor.

getDim

final Integer getDim()

tensor dimension.

getRows

final Integer getRows()

number of rows.

getShape

final IntArray getShape()

tensor shape.

getSize

final Integer getSize()

getSubmatrix

ComplexMatrix getSubmatrix(Integer rowIndexStart, Integer rowIndexEnd, Integer colIndexStart, Integer colIndexEnd)

Get a submatrix by slicing this matrix.

map

ComplexMatrix map(Function1<ComplexDouble, ComplexDouble> lambda)

Same as ComplexTensor.map but returns ComplexMatrix.

minorMatrix

final ComplexMatrix minorMatrix(Integer rowIndex, Integer colIndex)

Get a minor matrix.

minus

final ComplexMatrix minus(ComplexMatrix other)

final ComplexTensor minus(ComplexTensor other)

plus

final ComplexMatrix plus(ComplexMatrix other)

final ComplexTensor plus(ComplexTensor other)

pow

final ComplexMatrix pow(Integer n)

Calculate the nth power of this matrix.

pseudoEquals

final Boolean pseudoEquals(ComplexTensor other)

Determines if other is close enough to be said the same.

reshape

final ComplexTensor reshape(IntArray newShape)

Reshape this tensor.

final ComplexMatrix reshape(Integer newRows, Integer newCols)

Reshape this matrix.

rowVecNormSq

final ComplexColumnVector rowVecNormSq()

Calculate the squared norm of each row vector.

rowWiseMean

final ComplexColumnVector rowWiseMean()

Calculate the mean value of each row.

set

final Unit set(IntArray indices, ComplexDouble value)

final Unit set(Integer rowIndex, Integer colIndex, ComplexDouble value)

setSubmatrix

Unit setSubmatrix(Integer rowIndexStart, Integer rowIndexEnd, Integer colIndexStart, Integer colIndexEnd, ComplexMatrix other)

Set a submatrix by substituting other to desired position.

sum

final ComplexDouble sum()

Calculate the sum of all values in this matrix.

switchRow

final ComplexMatrix switchRow(Integer rowIndex1, Integer rowIndex2)

Do a row switching transformation.

times

final ComplexColumnVector times(ComplexColumnVector other)

ComplexMatrix times(ComplexDouble other)

ComplexMatrix times(ComplexMatrix other)

final ComplexTensor times(ComplexTensor other)

ComplexMatrix times(Number other)

final ComplexColumnVector times(ColumnVector other)

toComplexColVector

final ComplexColumnVector toComplexColVector()

Downcast to ComplexColumnVector class if possible; i.e.

toComplexMatrix

final ComplexMatrix toComplexMatrix()

Downcast to ComplexMatrix class, if possible: i.e.

toComplexRowVector

final ComplexRowVector toComplexRowVector()

Downcast to ComplexRowVector class if possible; i.e.

toString

String toString()

trace

final ComplexDouble trace()

Calculate the trace of this matrix.

transpose

ComplexMatrix transpose()

Transpose this Matrix.

unaryMinus

ComplexMatrix unaryMinus()

unaryPlus

ComplexMatrix unaryPlus()

Properties

cols

private final Integer cols

number of columns.

data

private final Array<ComplexDouble> data

must fit into the shape of this tensor.

dim

private final Integer dim

tensor dimension.

rows

private final Integer rows

number of rows.

shape

private final IntArray shape

tensor shape.

size

private final Integer size

Inheritors

ComplexColumnVector

ComplexRowVector

Extensions

determinant

final ComplexDouble determinant()

Calculates a determiant using LU decomposition through recursion, O(n^3).

inverse

final ComplexMatrix inverse()

Calculates an inverse matrix of a square matrix.

plu

final Array<ComplexMatrix> plu()

PLU decomposition of a matrix.

rowEchelonForm

final ComplexMatrix rowEchelonForm()

Calculate reduced row echelon form using Gaussian elimination.