fasttext::QMatrix Class Reference

#include <qmatrix.h>

Public Member Functions
	QMatrix ()
	QMatrix (const Matrix &, int32_t, bool)
	~QMatrix ()
int64_t	getM () const
int64_t	getN () const
void	quantizeNorm (const Vector &)
void	quantize (const Matrix &)
void	addToVector (Vector &x, int32_t t) const
real	dotRow (const Vector &, int64_t) const
void	save (std::ostream &)
void	load (std::istream &)

Private Attributes
std::unique_ptr< ProductQuantizer >	pq_
std::unique_ptr< ProductQuantizer >	npq_
uint8_t *	codes_
uint8_t *	norm_codes_
bool	qnorm_
int64_t	m_
int64_t	n_
int32_t	codesize_

Constructor & Destructor Documentation

QMatrix() [1/2]

fasttext::QMatrix::QMatrix

(

)

QMatrix() [2/2]

fasttext::QMatrix::QMatrix	(	const Matrix &	mat,
		int32_t	dsub,
		bool	qnorm
	)

~QMatrix()

fasttext::QMatrix::~QMatrix

(

)

Member Function Documentation

addToVector()

void fasttext::QMatrix::addToVector	(	Vector &	x,
		int32_t	t
	)		const

dotRow()

real fasttext::QMatrix::dotRow	(	const Vector &	vec,
		int64_t	i
	)		const

getM()

int64_t fasttext::QMatrix::getM

(

)

const

getN()

int64_t fasttext::QMatrix::getN

(

)

const

load()

void fasttext::QMatrix::load

(

std::istream &

in

)

quantize()

void fasttext::QMatrix::quantize

(

const Matrix &

matrix

)

quantizeNorm()

void fasttext::QMatrix::quantizeNorm

(

const Vector &

norms

)

save()

void fasttext::QMatrix::save

(

std::ostream &

out

)

Member Data Documentation

codes_

uint8_t* fasttext::QMatrix::codes_

private

codesize_

int32_t fasttext::QMatrix::codesize_

private

m_

int64_t fasttext::QMatrix::m_

private

n_

int64_t fasttext::QMatrix::n_

private

norm_codes_

uint8_t* fasttext::QMatrix::norm_codes_

private

npq_

std::unique_ptr<ProductQuantizer> fasttext::QMatrix::npq_

private

pq_

std::unique_ptr<ProductQuantizer> fasttext::QMatrix::pq_

private

qnorm_

bool fasttext::QMatrix::qnorm_

private

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

• /data/users/cpuhrsch/fbsource/fbcode/deeplearning/fastText/src/qmatrix.h
• /data/users/cpuhrsch/fbsource/fbcode/deeplearning/fastText/src/qmatrix.cc