Information contained in a leaf cell. More...

#include <cell.h>

Public Member Functions
	cell_info ()
	the default constructor

	cell_info (const std::vector< double > &ll, const std::vector< double > &ur, const adaption_info &ainfo)
	construct from boundaries and adaption info

	cell_info (const std::vector< double > &ll, const std::vector< double > &ur, const std::vector< bool > &sampled_variables, const adaption_info &ainfo)
	construct from boundaries, flags for variables to be sampled, and adaption info

template<class Random >
void	select (Random &, std::vector< double > &)
	generate a flat trial point in this cell

template<class Random >
void	select (Random &, std::vector< double > &, const std::vector< bool > &)
	generate a flat trial point in this cell only for the variables falgged as true

void	selected (const std::vector< double > &, double, const adaption_info &)
	indicate a function value for the given point

void	accept ()
	indicate that a point has been accepted in this cell

void	reject ()
	reject a previously accepted event

bool	bad (const adaption_info &ainfo) const
	return true, if below efficiency threshold

std::pair< std::size_t, double >	get_split (const adaption_info &, bool &) const
	suggest a split and indicate wether it is worth to be performed

template<class Random , class Function , class SlaveStatistics >
void	explore (Random &, const adaption_info &, Function , statistics , SlaveStatistics &opt)
	explore this cell performing a flat sampling, updating the given statistics object and pre-filling the efficiency histogram by a trial unweighting

template<class Random , class Function >
void	explore (Random &, const adaption_info &, Function *)
	explore this cell in a more refined way, which is however not suited for already calculating integrals and stuff

double	overestimate () const
	get the current overestimate

const std::vector< double > &	last_max_position () const
	return the position of the last maximum

void	overestimate (double v, const std::vector< double > &pos)
	set the current overestimate and maximum position

double	volume () const
	get the volume

const std::vector< double > &	lower_left () const
	get the lower left corner

const std::vector< double > &	upper_right () const
	get the upper right corner

unsigned long	attempted () const
	get the number of attempted events

unsigned long	accepted () const
	get the number of accepted events

int	parametric_missing (const bit_container< parameter_hash_bits > &id) const
	return the number of missing events for the given parameter bin id

void	parametric_missing (const bit_container< parameter_hash_bits > &id, int n)
	set the number of missing events for the given parameter bin id

void	increase_parametric_missing (const bit_container< parameter_hash_bits > &id)
	increase to the number of missing events for the given parameter bin id

void	decrease_parametric_missing (const bit_container< parameter_hash_bits > &id)
	decrease to the number of missing events for the given parameter bin id

bool	parametric_compensating () const
	return true, if the cell is compensating in at least one parameter bin

bool	contains_parameter (const std::vector< double > &point, const std::vector< bool > &sampled) const
	return true, if the cell contains the indicated parameter point

template<class OStream >
void	put (OStream &os) const
	put to ostream

template<class IStream >
void	get (IStream &is)
	get from istream

Private Attributes
double	overestimate_
	the value of the overestimate in this cell

double	volume_
	the volume of this cell

std::vector< double >	lower_left_
	the lower left corner of this cell

std::vector< double >	upper_right_
	the upper right corner of this cell

std::vector< double >	mid_point_
	midpoint of this cell

std::vector< double >	last_max_position_
	the position of the last encountered maximum in this cell

std::vector< std::pair< double, double > >	avg_weight_
	left-right statistics of average weight

unsigned long	attempted_
	the number of attempts in this cell

unsigned long	accepted_
	the number of accepted events in this cell

std::map< bit_container< parameter_hash_bits >, int >	parametric_missing_map_
	an optional map of parameter bin ids to the number of missing events

Detailed Description

Information contained in a leaf cell.

Definition at line 21 of file cell.h.

Member Function Documentation

◆ accept()

void exsample::cell_info::accept ( )

inline

indicate that a point has been accepted in this cell

Definition at line 61 of file cell.h.

References accepted_.

◆ accepted()

unsigned long exsample::cell_info::accepted ( ) const

inline

get the number of accepted events

Definition at line 119 of file cell.h.

References accepted_.

◆ attempted()

unsigned long exsample::cell_info::attempted ( ) const

inline

get the number of attempted events

Definition at line 116 of file cell.h.

References attempted_.

◆ bad()

bool exsample::cell_info::bad ( const adaption_info & ainfo ) const

inline

return true, if below efficiency threshold

Definition at line 69 of file cell.h.

References accepted_, attempted_, and exsample::adaption_info::efficiency_threshold.

◆ last_max_position()

const std::vector< double > & exsample::cell_info::last_max_position ( ) const

inline

return the position of the last maximum

Definition at line 98 of file cell.h.

References last_max_position_.

◆ lower_left()

const std::vector< double > & exsample::cell_info::lower_left ( ) const

inline

get the lower left corner

Definition at line 110 of file cell.h.

References lower_left_.

◆ overestimate() [1/2]

double exsample::cell_info::overestimate ( ) const

inline

get the current overestimate

Definition at line 95 of file cell.h.

References overestimate_.

◆ overestimate() [2/2]

void exsample::cell_info::overestimate	(	double	v,
		const std::vector< double > &	pos
	)

inline

set the current overestimate and maximum position

Definition at line 101 of file cell.h.

References last_max_position_, overestimate_, and v.

◆ parametric_compensating()

bool exsample::cell_info::parametric_compensating ( ) const

inline

return true, if the cell is compensating in at least one parameter bin

Definition at line 141 of file cell.h.

References parametric_missing_map_.

◆ reject()

void exsample::cell_info::reject ( )

inline

reject a previously accepted event

Definition at line 64 of file cell.h.

References accepted_.

◆ upper_right()

const std::vector< double > & exsample::cell_info::upper_right ( ) const

inline

get the upper right corner

Definition at line 113 of file cell.h.

References upper_right_.

◆ volume()

double exsample::cell_info::volume ( ) const

inline

get the volume

Definition at line 107 of file cell.h.

References volume_.

Member Data Documentation

◆ accepted_

unsigned long exsample::cell_info::accepted_

private

the number of accepted events in this cell

Definition at line 188 of file cell.h.

Referenced by accept(), accepted(), bad(), and reject().

◆ attempted_

unsigned long exsample::cell_info::attempted_

private

the number of attempts in this cell

Definition at line 185 of file cell.h.

Referenced by attempted(), and bad().

◆ avg_weight_

std::vector<std::pair<double,double> > exsample::cell_info::avg_weight_

private

left-right statistics of average weight

Definition at line 182 of file cell.h.

◆ last_max_position_

std::vector<double> exsample::cell_info::last_max_position_

private

the position of the last encountered maximum in this cell

Definition at line 179 of file cell.h.

Referenced by last_max_position(), and overestimate().

◆ lower_left_

std::vector<double> exsample::cell_info::lower_left_

private

the lower left corner of this cell

Definition at line 169 of file cell.h.

Referenced by lower_left().

◆ mid_point_

std::vector<double> exsample::cell_info::mid_point_

private

midpoint of this cell

Definition at line 175 of file cell.h.

◆ overestimate_

double exsample::cell_info::overestimate_

private

the value of the overestimate in this cell

Definition at line 163 of file cell.h.

Referenced by overestimate().

◆ parametric_missing_map_

std::map<bit_container<parameter_hash_bits>,int> exsample::cell_info::parametric_missing_map_

private

an optional map of parameter bin ids to the number of missing events

Definition at line 192 of file cell.h.

Referenced by parametric_compensating().

◆ upper_right_

std::vector<double> exsample::cell_info::upper_right_

private

the upper right corner of this cell

Definition at line 172 of file cell.h.

Referenced by upper_right().

◆ volume_

double exsample::cell_info::volume_

private

the volume of this cell

Definition at line 166 of file cell.h.

Referenced by volume().

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

cell.h

Public Member Functions

Private Attributes

Detailed Description

Member Function Documentation

◆ accept()

◆ accepted()

◆ attempted()

◆ bad()

◆ last_max_position()

◆ lower_left()

◆ overestimate() [1/2]

◆ overestimate() [2/2]

◆ parametric_compensating()

◆ reject()

◆ upper_right()

◆ volume()

Member Data Documentation

◆ accepted_

◆ attempted_

◆ avg_weight_

◆ last_max_position_

◆ lower_left_

◆ mid_point_

◆ overestimate_

◆ parametric_missing_map_

◆ upper_right_

◆ volume_