sum reducer More...

#include <base.h>

Collaboration diagram for mshadow::red::sum:

Static Public Member Functions
template<typename DType >
static MSHADOW_XINLINE void	Reduce (volatile DType &dst, volatile DType src)
	do reduction into dst More...

template<typename DType >
static MSHADOW_XINLINE void	Reduce (volatile DType &dst, volatile DType src, volatile DType &residual)
	do stable reduction into dst More...

template<typename DType >
static MSHADOW_XINLINE void	Merge (volatile DType &dst_val, volatile DType &src_val)
	combine the results of two reducers More...

template<typename DType >
static MSHADOW_XINLINE void	Merge (volatile DType &dst_val, volatile DType &dst_residual, volatile DType &src_val, volatile DType &src_residual)
	combine the results of two reducers More...

template<typename DType >
static MSHADOW_XINLINE void	Finalize (volatile DType &dst)
	finalize reduction More...

template<typename DType >
static MSHADOW_XINLINE void	Finalize (volatile DType &dst, volatile DType &residual)
	finalize reduction More...

template<typename DType >
static MSHADOW_XINLINE DType	PartialGrad (DType redres, DType redsrc)
	calculate gradient of redres with respect to redsrc, redres: reduced result, redsrc: one of reduction element More...

template<typename DType >
static MSHADOW_XINLINE void	SetInitValue (DType &initv)
	set the initial value during reduction More...

template<typename DType >
static MSHADOW_XINLINE void	SetInitValue (DType &initv, DType &residual)
	set the initial value during reduction More...

Detailed Description

sum reducer

Member Function Documentation

template<typename DType >

static MSHADOW_XINLINE void mshadow::red::sum::Finalize ( volatile DType & dst )

inlinestatic

finalize reduction

template<typename DType >

static MSHADOW_XINLINE void mshadow::red::sum::Finalize	(	volatile DType &	dst,
		volatile DType &	residual
	)

inlinestatic

finalize reduction

template<typename DType >

static MSHADOW_XINLINE void mshadow::red::sum::Merge	(	volatile DType &	dst_val,
		volatile DType &	src_val
	)

inlinestatic

combine the results of two reducers

template<typename DType >

static MSHADOW_XINLINE void mshadow::red::sum::Merge	(	volatile DType &	dst_val,
		volatile DType &	dst_residual,
		volatile DType &	src_val,
		volatile DType &	src_residual
	)

inlinestatic

combine the results of two reducers

template<typename DType >

static MSHADOW_XINLINE DType mshadow::red::sum::PartialGrad	(	DType	redres,
		DType	redsrc
	)

inlinestatic

calculate gradient of redres with respect to redsrc, redres: reduced result, redsrc: one of reduction element

template<typename DType >

static MSHADOW_XINLINE void mshadow::red::sum::Reduce	(	volatile DType &	dst,
		volatile DType	src
	)

inlinestatic

do reduction into dst

template<typename DType >

static MSHADOW_XINLINE void mshadow::red::sum::Reduce	(	volatile DType &	dst,
		volatile DType	src,
		volatile DType &	residual
	)

inlinestatic

do stable reduction into dst

template<typename DType >

static MSHADOW_XINLINE void mshadow::red::sum::SetInitValue ( DType & initv )

inlinestatic

set the initial value during reduction

template<typename DType >

static MSHADOW_XINLINE void mshadow::red::sum::SetInitValue	(	DType &	initv,
		DType &	residual
	)

inlinestatic

set the initial value during reduction

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