MatrixOp Class Reference

#include <matrix_operations.hpp>

Public Member Functions
Matrix	init (std::vector< std::vector< double >>)
	Method to initialize values of a Matrix object using a 2D vector. More...
Matrix	init (std::vector< std::vector< std::string >>)
	Method to initialize values of a Matrix object using a 2D vector. More...
Matrix	concatenate (Matrix, Matrix, std::string)
	Method to concatenate/join two Matrix objects. More...
Matrix	matmul (Matrix, Matrix)
	Method to calculate matrix multiplication. More...
Matrix	zeros (int, int)
	Method to create an Matrix of all elements 0. More...
Matrix	ones (int, int)
	Method to create an Matrix of all elements 1. More...
Matrix	eye (int)
	Method to create an identity Matrix. More...
double	determinant (Matrix, int)
	Method to calculate the Determinant of a Matrix. More...
Matrix	inverse (Matrix)
	Method to calculate the Inverse of a Matrix. More...
Matrix	sum (Matrix, std::string)
	Method to calculate the sum over an axis of a Matrix. More...
Matrix	mean (Matrix, std::string)
	Method to calculate the mean over an axis of a Matrix. More...
Matrix	std (Matrix, std::string)
	Method to calculate the standard deviation over an axis of a Matrix. More...
Matrix	min (Matrix, std::string)
	Method to get the minimum value along an axis. More...
Matrix	max (Matrix, std::string)
	Method to get the maximum value along an axis. More...
Matrix	argmin (Matrix, std::string)
	Method to get the index of minimum value along an axis. More...
Matrix	argmax (Matrix, std::string)
	Method to get the index of maximum value along an axis. More...
Matrix	sqrt (Matrix)
Matrix	power (Matrix, Matrix)
Matrix	power (Matrix, double)
Matrix	slice_select (Matrix, Matrix, double, int)
	In Y, find list of indices of element whose value is val, then return the col'th column of the Matrix containing elements of those indices. More...
Matrix	delete_ (Matrix, int, std::string)
	Method to delete a row or column of a Matrix object. More...
Matrix	exp (Matrix)
	Method to calculate exponential of all elements in the Matrix object. More...
Matrix	log (Matrix)
	Method to calculate natural logarithm of all elements in the Matrix object. More...
Matrix	abs (Matrix)
	Method to get absolute value of all elements in the Matrix object. More...
Matrix	reciprocal (Matrix)
	Method to calculate reciprocal of all elements in the Matrix object. More...
Matrix	genfromtxt (std::string, char)
	Method to read a csv file and return a Matrix object. More...

Member Function Documentation

abs()

Matrix MatrixOp::abs

(

Matrix

mat

)

Method to get absolute value of all elements in the Matrix object.

argmax()

Matrix MatrixOp::argmax	(	Matrix	mat,
		std::string	dim
	)

Method to get the index of maximum value along an axis.

argmin()

Matrix MatrixOp::argmin	(	Matrix	mat,
		std::string	dim
	)

Method to get the index of minimum value along an axis.

concatenate()

Matrix MatrixOp::concatenate	(	Matrix	mat1,
		Matrix	mat2,
		std::string	dim
	)

Method to concatenate/join two Matrix objects.

delete_()

Matrix MatrixOp::delete_	(	Matrix	mat,
		int	index,
		std::string	dim
	)

Method to delete a row or column of a Matrix object.

determinant()

double MatrixOp::determinant	(	Matrix	mat,
		int	n
	)

Method to calculate the Determinant of a Matrix.

exp()

Matrix MatrixOp::exp

(

Matrix

mat

)

Method to calculate exponential of all elements in the Matrix object.

eye()

Matrix MatrixOp::eye

(

int

size

)

Method to create an identity Matrix.

genfromtxt()

Matrix MatrixOp::genfromtxt	(	std::string	filename,
		char	delim
	)

Method to read a csv file and return a Matrix object.

init() [1/2]

Matrix MatrixOp::init

(

std::vector< std::vector< double >>

vec

)

Method to initialize values of a Matrix object using a 2D vector.

init() [2/2]

Matrix MatrixOp::init

(

std::vector< std::vector< std::string >>

vec

)

Method to initialize values of a Matrix object using a 2D vector.

inverse()

Matrix MatrixOp::inverse

(

Matrix

mat

)

Method to calculate the Inverse of a Matrix.

log()

Matrix MatrixOp::log

(

Matrix

mat

)

Method to calculate natural logarithm of all elements in the Matrix object.

matmul()

Matrix MatrixOp::matmul	(	Matrix	mat1,
		Matrix	mat2
	)

Method to calculate matrix multiplication.

max()

Matrix MatrixOp::max	(	Matrix	mat,
		std::string	dim
	)

Method to get the maximum value along an axis.

mean()

Matrix MatrixOp::mean	(	Matrix	mat,
		std::string	dim
	)

Method to calculate the mean over an axis of a Matrix.

min()

Matrix MatrixOp::min	(	Matrix	mat,
		std::string	dim
	)

Method to get the minimum value along an axis.

ones()

Matrix MatrixOp::ones	(	int	row,
		int	col
	)

Method to create an Matrix of all elements 1.

power() [1/2]

Matrix MatrixOp::power	(	Matrix	mat,
		double	val
	)

power() [2/2]

Matrix MatrixOp::power	(	Matrix	mat1,
		Matrix	mat2
	)

reciprocal()

Matrix MatrixOp::reciprocal

(

Matrix

mat

)

Method to calculate reciprocal of all elements in the Matrix object.

slice_select()

Matrix MatrixOp::slice_select	(	Matrix	X,
		Matrix	Y,
		double	val,
		int	col
	)

In Y, find list of indices of element whose value is val, then return the col'th column of the Matrix containing elements of those indices.

sqrt()

Matrix MatrixOp::sqrt

(

Matrix

mat

)

std()

Matrix MatrixOp::std	(	Matrix	mat,
		std::string	dim
	)

Method to calculate the standard deviation over an axis of a Matrix.

sum()

Matrix MatrixOp::sum	(	Matrix	mat,
		std::string	dim
	)

Method to calculate the sum over an axis of a Matrix.

zeros()

Matrix MatrixOp::zeros	(	int	row,
		int	col
	)

Method to create an Matrix of all elements 0.