FuncSq Class Reference

Square loss function . More...

Public Member Functions
	FuncSq (const arma::mat &A, const arma::vec &b)
	Construct the square loss function. More...
double	Evaluate (const arma::mat &coords)
	Evaluation of the function. More...
void	Gradient (const arma::mat &coords, arma::mat &gradient)
	Gradient of square loss function. More...
arma::mat	MatrixA () const
	Get the matrix A. More...
arma::mat &	MatrixA ()
	Modify the matrix A. More...
arma::vec	Vectorb () const
	Get the vector b. More...
arma::vec &	Vectorb ()
	Modify the vector b. More...

Detailed Description

Square loss function .

Contains matrix and vector .

Definition at line 25 of file func_sq.hpp.

Constructor & Destructor Documentation

FuncSq()

FuncSq ( const arma::mat &  A, const arma::vec &  b  )

inline

Construct the square loss function.

Parameters

A	matrix A.
b	vector b.

Definition at line 34 of file func_sq.hpp.

Member Function Documentation

Evaluate()

double Evaluate ( const arma::mat &  coords )

inline

Evaluation of the function.

Parameters

coords

vector x.

Returns

.

Definition at line 44 of file func_sq.hpp.

Gradient()

void Gradient ( const arma::mat &  coords, arma::mat &  gradient  )

inline

Gradient of square loss function.

Parameters

coords	input vector x.
gradient	output gradient vector.

Definition at line 57 of file func_sq.hpp.

MatrixA() [1/2]

arma::mat MatrixA ( ) const

inline

Get the matrix A.

Definition at line 64 of file func_sq.hpp.

MatrixA() [2/2]

arma::mat& MatrixA ( )

inline

Modify the matrix A.

Definition at line 66 of file func_sq.hpp.

Vectorb() [1/2]

arma::vec Vectorb ( ) const

inline

Get the vector b.

Definition at line 69 of file func_sq.hpp.

Vectorb() [2/2]

arma::vec& Vectorb ( )

inline

Modify the vector b.

Definition at line 71 of file func_sq.hpp.

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The documentation for this class was generated from the following file:

• /home/ryan/src/mlpack.org/_src/mlpack-3.0.4/src/mlpack/core/optimizers/fw/func_sq.hpp