CbcSimpleIntegerDynamicPseudoCost Class Reference

Define a single integer class but with dynamic pseudo costs. More...

#include <CbcSimpleIntegerDynamicPseudoCost.hpp>

Inheritance diagram for CbcSimpleIntegerDynamicPseudoCost:

Collaboration diagram for CbcSimpleIntegerDynamicPseudoCost:

Public Member Functions
	CbcSimpleIntegerDynamicPseudoCost ()
	CbcSimpleIntegerDynamicPseudoCost (CbcModel *model, int iColumn, double breakEven=0.5)
	CbcSimpleIntegerDynamicPseudoCost (CbcModel *model, int iColumn, double downDynamicPseudoCost, double upDynamicPseudoCost)
	CbcSimpleIntegerDynamicPseudoCost (CbcModel *model, int dummy, int iColumn, double downDynamicPseudoCost, double upDynamicPseudoCost)
	CbcSimpleIntegerDynamicPseudoCost (const CbcSimpleIntegerDynamicPseudoCost &)
virtual CbcObject *	clone () const
	Clone. More...
CbcSimpleIntegerDynamicPseudoCost &	operator= (const CbcSimpleIntegerDynamicPseudoCost &rhs)
virtual	~CbcSimpleIntegerDynamicPseudoCost ()
virtual double	infeasibility (const OsiBranchingInformation *info, int &preferredWay) const
	Infeasibility - large is 0.5. More...
virtual CbcBranchingObject *	createCbcBranch (OsiSolverInterface *solver, const OsiBranchingInformation *info, int way)
	Creates a branching object. More...
virtual CbcObjectUpdateData	createUpdateInformation (const OsiSolverInterface *solver, const CbcNode *node, const CbcBranchingObject *branchingObject)
	Fills in a created branching object. More...
virtual void	updateInformation (const CbcObjectUpdateData &data)
	Update object by CbcObjectUpdateData. More...
void	copySome (const CbcSimpleIntegerDynamicPseudoCost *otherObject)
	Copy some information i.e. just variable stuff. More...
virtual void	updateBefore (const OsiObject *rhs)
	Updates stuff like pseudocosts before threads. More...
virtual void	updateAfter (const OsiObject *rhs, const OsiObject *baseObject)
	Updates stuff like pseudocosts after threads finished. More...
void	updateAfterMini (int numberDown, int numberDownInfeasible, double sumDown, int numberUp, int numberUpInfeasible, double sumUp)
	Updates stuff like pseudocosts after mini branch and bound. More...
virtual OsiSolverBranch *	solverBranch () const
	Create an OsiSolverBranch object. More...
double	downDynamicPseudoCost () const
	Down pseudo cost. More...
void	setDownDynamicPseudoCost (double value)
	Set down pseudo cost. More...
void	updateDownDynamicPseudoCost (double value)
	Modify down pseudo cost in a slightly different way. More...
double	upDynamicPseudoCost () const
	Up pseudo cost. More...
void	setUpDynamicPseudoCost (double value)
	Set up pseudo cost. More...
void	updateUpDynamicPseudoCost (double value)
	Modify up pseudo cost in a slightly different way. More...
double	downShadowPrice () const
	Down pseudo shadow price cost. More...
void	setDownShadowPrice (double value)
	Set down pseudo shadow price cost. More...
double	upShadowPrice () const
	Up pseudo shadow price cost. More...
void	setUpShadowPrice (double value)
	Set up pseudo shadow price cost. More...
double	upDownSeparator () const
	Up down separator. More...
void	setUpDownSeparator (double value)
	Set up down separator. More...
double	sumDownCost () const
	Down sum cost. More...
void	setSumDownCost (double value)
	Set down sum cost. More...
void	addToSumDownCost (double value)
	Add to down sum cost and set last and square. More...
double	sumUpCost () const
	Up sum cost. More...
void	setSumUpCost (double value)
	Set up sum cost. More...
void	addToSumUpCost (double value)
	Add to up sum cost and set last and square. More...
double	sumDownChange () const
	Down sum change. More...
void	setSumDownChange (double value)
	Set down sum change. More...
void	addToSumDownChange (double value)
	Add to down sum change. More...
double	sumUpChange () const
	Up sum change. More...
void	setSumUpChange (double value)
	Set up sum change. More...
void	addToSumUpChange (double value)
	Add to up sum change and set last and square. More...
double	sumDownDecrease () const
	Sum down decrease number infeasibilities from strong or actual. More...
void	setSumDownDecrease (double value)
	Set sum down decrease number infeasibilities from strong or actual. More...
void	addToSumDownDecrease (double value)
	Add to sum down decrease number infeasibilities from strong or actual. More...
double	sumUpDecrease () const
	Sum up decrease number infeasibilities from strong or actual. More...
void	setSumUpDecrease (double value)
	Set sum up decrease number infeasibilities from strong or actual. More...
void	addToSumUpDecrease (double value)
	Add to sum up decrease number infeasibilities from strong or actual. More...
int	numberTimesDown () const
	Down number times. More...
void	setNumberTimesDown (int value)
	Set down number times. More...
void	incrementNumberTimesDown ()
	Increment down number times. More...
int	numberTimesUp () const
	Up number times. More...
void	setNumberTimesUp (int value)
	Set up number times. More...
void	incrementNumberTimesUp ()
	Increment up number times. More...
int	numberTimesBranched () const
	Number times branched. More...
int	numberTimesDownInfeasible () const
	Down number times infeasible. More...
void	setNumberTimesDownInfeasible (int value)
	Set down number times infeasible. More...
void	incrementNumberTimesDownInfeasible ()
	Increment down number times infeasible. More...
int	numberTimesUpInfeasible () const
	Up number times infeasible. More...
void	setNumberTimesUpInfeasible (int value)
	Set up number times infeasible. More...
void	incrementNumberTimesUpInfeasible ()
	Increment up number times infeasible. More...
int	numberBeforeTrust () const
	Number of times before trusted. More...
void	setNumberBeforeTrust (int value)
	Set number of times before trusted. More...
void	incrementNumberBeforeTrust ()
	Increment number of times before trusted. More...
virtual double	upEstimate () const
	Return "up" estimate. More...
virtual double	downEstimate () const
	Return "down" estimate (default 1.0e-5) More...
int	method () const
	method - see below for details More...
void	setMethod (int value)
	Set method. More...
void	setDownInformation (double changeObjectiveDown, int changeInfeasibilityDown)
	Pass in information on a down branch. More...
void	setUpInformation (double changeObjectiveUp, int changeInfeasibilityUp)
	Pass in information on a up branch. More...
void	setProbingInformation (int fixedDown, int fixedUp)
	Pass in probing information. More...
void	print (int type=0, double value=0.0) const
	Print - 0 -summary, 1 just before strong. More...
bool	same (const CbcSimpleIntegerDynamicPseudoCost *obj) const
	Same - returns true if contents match(ish) More...
Public Member Functions inherited from CbcSimpleInteger
	CbcSimpleInteger ()
	CbcSimpleInteger (CbcModel *model, int iColumn, double breakEven=0.5)
	CbcSimpleInteger (CbcModel *model, const OsiSimpleInteger *object)
	CbcSimpleInteger (const CbcSimpleInteger &)
CbcSimpleInteger &	operator= (const CbcSimpleInteger &rhs)
virtual	~CbcSimpleInteger ()
OsiSimpleInteger *	osiObject () const
	Construct an OsiSimpleInteger object. More...
virtual double	feasibleRegion (OsiSolverInterface *solver, const OsiBranchingInformation *info) const
	Set bounds to fix the variable at the current (integer) value. More...
void	fillCreateBranch (CbcIntegerBranchingObject *branching, const OsiBranchingInformation *info, int way)
	Fills in a created branching object. More...
virtual OsiSolverBranch *	solverBranch (OsiSolverInterface *solver, const OsiBranchingInformation *info) const
	Create an OsiSolverBranch object. More...
virtual void	feasibleRegion ()
	Set bounds to fix the variable at the current (integer) value. More...
virtual int	columnNumber () const
	Column number if single column object -1 otherwise, so returns >= 0 Used by heuristics. More...
void	setColumnNumber (int value)
	Set column number. More...
virtual void	resetBounds (const OsiSolverInterface *solver)
	Reset variable bounds to their original values. More...
virtual void	resetSequenceEtc (int numberColumns, const int *originalColumns)
	Change column numbers after preprocessing. More...
double	originalLowerBound () const
	Original bounds. More...
void	setOriginalLowerBound (double value)
double	originalUpperBound () const
void	setOriginalUpperBound (double value)
double	breakEven () const
	Breakeven e.g 0.7 -> >= 0.7 go up first. More...
void	setBreakEven (double value)
	Set breakeven e.g 0.7 -> >= 0.7 go up first. More...
Public Member Functions inherited from CbcObject
	CbcObject ()
	CbcObject (CbcModel *model)
	CbcObject (const CbcObject &)
CbcObject &	operator= (const CbcObject &rhs)
virtual	~CbcObject ()
	Destructor. More...
virtual double	infeasibility (int &) const
virtual double	feasibleRegion (OsiSolverInterface *solver) const
	For the variable(s) referenced by the object, look at the current solution and set bounds to match the solution. More...
virtual OsiBranchingObject *	createBranch (OsiSolverInterface *, const OsiBranchingInformation *, int) const
	Create a branching object and indicate which way to branch first. More...
virtual OsiBranchingObject *	createOsiBranch (OsiSolverInterface *solver, const OsiBranchingInformation *info, int way) const
	Create an Osibranching object and indicate which way to branch first. More...
virtual CbcBranchingObject *	preferredNewFeasible () const
	Given a valid solution (with reduced costs, etc.), return a branching object which would give a new feasible point in a good direction. More...
virtual CbcBranchingObject *	notPreferredNewFeasible () const
	Given a valid solution (with reduced costs, etc.), return a branching object which would give a new feasible point in a bad direction. More...
virtual void	floorCeiling (double &floorValue, double &ceilingValue, double value, double tolerance) const
	Returns floor and ceiling i.e. More...
int	id () const
	Identifier (normally column number in matrix) More...
void	setId (int value)
	Set identifier (normally column number in matrix) but 1000000000 to 1100000000 means optional branching object i.e. More...
bool	optionalObject () const
	Return true if optional branching object i.e. More...
int	position () const
	Get position in object_ list. More...
void	setPosition (int position)
	Set position in object_ list. More...
void	setModel (CbcModel *model)
	update model More...
CbcModel *	model () const
	Return model. More...
int	preferredWay () const
	If -1 down always chosen first, +1 up always, 0 normal. More...
void	setPreferredWay (int value)
	Set -1 down always chosen first, +1 up always, 0 normal. More...
virtual void	redoSequenceEtc (CbcModel *, int, const int *)
	Redoes data when sequence numbers change. More...
virtual void	initializeForBranching (CbcModel *)
	Initialize for branching. More...
Public Member Functions inherited from OsiObject
	OsiObject ()
	Default Constructor. More...
	OsiObject (const OsiObject &)
	Copy constructor. More...
OsiObject &	operator= (const OsiObject &rhs)
	Assignment operator. More...
virtual	~OsiObject ()
	Destructor. More...
double	infeasibility (const OsiSolverInterface *solver, int &whichWay) const
	Infeasibility of the object. More...
virtual double	checkInfeasibility (const OsiBranchingInformation *info) const
virtual bool	canDoHeuristics () const
	Return true if object can take part in normal heuristics. More...
virtual bool	canMoveToNearest () const
	Return true if object can take part in move to nearest heuristic. More...
int	priority () const
	Return Priority - note 1 is highest priority. More...
void	setPriority (int priority)
	Set priority. More...
virtual bool	boundBranch () const
	Return true if branch should only bound variables. More...
virtual bool	canHandleShadowPrices () const
	Return true if knows how to deal with Pseudo Shadow Prices. More...
int	numberWays () const
	Return maximum number of ways branch may have. More...
void	setNumberWays (int numberWays)
	Set maximum number of ways branch may have. More...
void	setWhichWay (int way)
	Return preferred way to branch. More...
int	whichWay () const
	Return current preferred way to branch. More...
double	infeasibility () const
	Return infeasibility. More...

Protected Attributes
double	downDynamicPseudoCost_
	data More...
double	upDynamicPseudoCost_
	Up pseudo cost. More...
double	upDownSeparator_
	Up/down separator If >0.0 then do first branch up if value-floor(value) >= this value. More...
double	sumDownCost_
	Sum down cost from strong or actual. More...
double	sumUpCost_
	Sum up cost from strong or actual. More...
double	sumDownChange_
	Sum of all changes to x when going down. More...
double	sumUpChange_
	Sum of all changes to x when going up. More...
double	downShadowPrice_
	Current pseudo-shadow price estimate down. More...
double	upShadowPrice_
	Current pseudo-shadow price estimate up. More...
double	sumDownDecrease_
	Sum down decrease number infeasibilities from strong or actual. More...
double	sumUpDecrease_
	Sum up decrease number infeasibilities from strong or actual. More...
double	lastDownCost_
	Last down cost from strong (i.e. as computed by last strong) More...
double	lastUpCost_
	Last up cost from strong (i.e. as computed by last strong) More...
int	lastDownDecrease_
	Last down decrease number infeasibilities from strong (i.e. as computed by last strong) More...
int	lastUpDecrease_
	Last up decrease number infeasibilities from strong (i.e. as computed by last strong) More...
int	numberTimesDown_
	Number of times we have gone down. More...
int	numberTimesUp_
	Number of times we have gone up. More...
int	numberTimesDownInfeasible_
	Number of times we have been infeasible going down. More...
int	numberTimesUpInfeasible_
	Number of times we have been infeasible going up. More...
int	numberBeforeTrust_
	Number of branches before we trust. More...
int	numberTimesDownLocalFixed_
	Number of local probing fixings going down. More...
int	numberTimesUpLocalFixed_
	Number of local probing fixings going up. More...
double	numberTimesDownTotalFixed_
	Number of total probing fixings going down. More...
double	numberTimesUpTotalFixed_
	Number of total probing fixings going up. More...
int	numberTimesProbingTotal_
	Number of times probing done. More...
int	method_
	Number of times infeasible when tested. More...
Protected Attributes inherited from CbcSimpleInteger
double	originalLower_
	data More...
double	originalUpper_
	Original upper bound. More...
double	breakEven_
	Breakeven i.e. >= this preferred is up. More...
int	columnNumber_
	Column number in model. More...
int	preferredWay_
	If -1 down always chosen first, +1 up always, 0 normal. More...
Protected Attributes inherited from CbcObject
CbcModel *	model_
	data More...
int	id_
	Identifier (normally column number in matrix) More...
int	position_
	Position in object list. More...
int	preferredWay_
	If -1 down always chosen first, +1 up always, 0 normal. More...
Protected Attributes inherited from OsiObject
double	infeasibility_
	data More...
short	whichWay_
	Computed preferred way to branch. More...
short	numberWays_
	Maximum number of ways on branch. More...
int	priority_
	Priority. More...

Detailed Description

Define a single integer class but with dynamic pseudo costs.

Based on work by Achterberg, Koch and Martin.

It is wild overkill but to keep design all twiddly things are in each. This could be used for fine tuning.

Definition at line 33 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Constructor & Destructor Documentation

CbcSimpleIntegerDynamicPseudoCost::CbcSimpleIntegerDynamicPseudoCost

(

)

CbcSimpleIntegerDynamicPseudoCost::CbcSimpleIntegerDynamicPseudoCost	(	CbcModel *	model,
		int	iColumn,
		double	breakEven = 0.5
	)

CbcSimpleIntegerDynamicPseudoCost::CbcSimpleIntegerDynamicPseudoCost	(	CbcModel *	model,
		int	iColumn,
		double	downDynamicPseudoCost,
		double	upDynamicPseudoCost
	)

CbcSimpleIntegerDynamicPseudoCost::CbcSimpleIntegerDynamicPseudoCost	(	CbcModel *	model,
		int	dummy,
		int	iColumn,
		double	downDynamicPseudoCost,
		double	upDynamicPseudoCost
	)

CbcSimpleIntegerDynamicPseudoCost::CbcSimpleIntegerDynamicPseudoCost

(

const CbcSimpleIntegerDynamicPseudoCost &

)

virtual CbcSimpleIntegerDynamicPseudoCost::~CbcSimpleIntegerDynamicPseudoCost ( )

virtual

Member Function Documentation

virtual CbcObject* CbcSimpleIntegerDynamicPseudoCost::clone ( ) const

virtual

Clone.

Reimplemented from CbcSimpleInteger.

CbcSimpleIntegerDynamicPseudoCost& CbcSimpleIntegerDynamicPseudoCost::operator=

(

const CbcSimpleIntegerDynamicPseudoCost &

rhs

)

virtual double CbcSimpleIntegerDynamicPseudoCost::infeasibility ( const OsiBranchingInformation *  info, int &  preferredWay  ) const

virtual

Infeasibility - large is 0.5.

Reimplemented from CbcSimpleInteger.

virtual CbcBranchingObject* CbcSimpleIntegerDynamicPseudoCost::createCbcBranch ( OsiSolverInterface *  solver, const OsiBranchingInformation *  info, int  way  )

virtual

Creates a branching object.

Reimplemented from CbcSimpleInteger.

virtual CbcObjectUpdateData CbcSimpleIntegerDynamicPseudoCost::createUpdateInformation ( const OsiSolverInterface *  solver, const CbcNode *  node, const CbcBranchingObject *  branchingObject  )

virtual

Fills in a created branching object.

Pass in information on branch just done and create CbcObjectUpdateData instance. If object does not need data then backward pointer will be NULL. Assumes can get information from solver

Reimplemented from CbcObject.

virtual void CbcSimpleIntegerDynamicPseudoCost::updateInformation ( const CbcObjectUpdateData &  data )

virtual

Update object by CbcObjectUpdateData.

Reimplemented from CbcObject.

void CbcSimpleIntegerDynamicPseudoCost::copySome

(

const CbcSimpleIntegerDynamicPseudoCost *

otherObject

)

Copy some information i.e. just variable stuff.

virtual void CbcSimpleIntegerDynamicPseudoCost::updateBefore ( const OsiObject *  rhs )

virtual

Updates stuff like pseudocosts before threads.

Reimplemented from OsiObject.

virtual void CbcSimpleIntegerDynamicPseudoCost::updateAfter ( const OsiObject *  rhs, const OsiObject *  baseObject  )

virtual

Updates stuff like pseudocosts after threads finished.

Reimplemented from OsiObject.

void CbcSimpleIntegerDynamicPseudoCost::updateAfterMini	(	int	numberDown,
		int	numberDownInfeasible,
		double	sumDown,
		int	numberUp,
		int	numberUpInfeasible,
		double	sumUp
	)

Updates stuff like pseudocosts after mini branch and bound.

virtual OsiSolverBranch* CbcSimpleIntegerDynamicPseudoCost::solverBranch ( ) const

virtual

Create an OsiSolverBranch object.

This returns NULL if branch not represented by bound changes

Reimplemented from CbcObject.

double CbcSimpleIntegerDynamicPseudoCost::downDynamicPseudoCost ( ) const

inline

Down pseudo cost.

Definition at line 98 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References downDynamicPseudoCost_.

void CbcSimpleIntegerDynamicPseudoCost::setDownDynamicPseudoCost

(

double

value

)

Set down pseudo cost.

void CbcSimpleIntegerDynamicPseudoCost::updateDownDynamicPseudoCost

(

double

value

)

Modify down pseudo cost in a slightly different way.

double CbcSimpleIntegerDynamicPseudoCost::upDynamicPseudoCost ( ) const

inline

Up pseudo cost.

Definition at line 108 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References upDynamicPseudoCost_.

void CbcSimpleIntegerDynamicPseudoCost::setUpDynamicPseudoCost

(

double

value

)

Set up pseudo cost.

void CbcSimpleIntegerDynamicPseudoCost::updateUpDynamicPseudoCost

(

double

value

)

Modify up pseudo cost in a slightly different way.

double CbcSimpleIntegerDynamicPseudoCost::downShadowPrice ( ) const

inline

Down pseudo shadow price cost.

Definition at line 118 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References downShadowPrice_.

void CbcSimpleIntegerDynamicPseudoCost::setDownShadowPrice ( double  value )

inline

Set down pseudo shadow price cost.

Definition at line 123 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References downShadowPrice_.

double CbcSimpleIntegerDynamicPseudoCost::upShadowPrice ( ) const

inline

Up pseudo shadow price cost.

Definition at line 128 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References upShadowPrice_.

void CbcSimpleIntegerDynamicPseudoCost::setUpShadowPrice ( double  value )

inline

Set up pseudo shadow price cost.

Definition at line 133 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References upShadowPrice_.

double CbcSimpleIntegerDynamicPseudoCost::upDownSeparator ( ) const

inline

Up down separator.

Definition at line 139 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References upDownSeparator_.

void CbcSimpleIntegerDynamicPseudoCost::setUpDownSeparator ( double  value )

inline

Set up down separator.

Definition at line 144 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References upDownSeparator_.

double CbcSimpleIntegerDynamicPseudoCost::sumDownCost ( ) const

inline

Down sum cost.

Definition at line 150 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumDownCost_.

void CbcSimpleIntegerDynamicPseudoCost::setSumDownCost ( double  value )

inline

Set down sum cost.

Definition at line 155 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumDownCost_.

void CbcSimpleIntegerDynamicPseudoCost::addToSumDownCost ( double  value )

inline

Add to down sum cost and set last and square.

Definition at line 160 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References lastDownCost_, and sumDownCost_.

double CbcSimpleIntegerDynamicPseudoCost::sumUpCost ( ) const

inline

Up sum cost.

Definition at line 167 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumUpCost_.

void CbcSimpleIntegerDynamicPseudoCost::setSumUpCost ( double  value )

inline

Set up sum cost.

Definition at line 172 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumUpCost_.

void CbcSimpleIntegerDynamicPseudoCost::addToSumUpCost ( double  value )

inline

Add to up sum cost and set last and square.

Definition at line 177 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References lastUpCost_, and sumUpCost_.

double CbcSimpleIntegerDynamicPseudoCost::sumDownChange ( ) const

inline

Down sum change.

Definition at line 184 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumDownChange_.

void CbcSimpleIntegerDynamicPseudoCost::setSumDownChange ( double  value )

inline

Set down sum change.

Definition at line 189 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumDownChange_.

void CbcSimpleIntegerDynamicPseudoCost::addToSumDownChange ( double  value )

inline

Add to down sum change.

Definition at line 194 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumDownChange_.

double CbcSimpleIntegerDynamicPseudoCost::sumUpChange ( ) const

inline

Up sum change.

Definition at line 200 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumUpChange_.

void CbcSimpleIntegerDynamicPseudoCost::setSumUpChange ( double  value )

inline

Set up sum change.

Definition at line 205 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumUpChange_.

void CbcSimpleIntegerDynamicPseudoCost::addToSumUpChange ( double  value )

inline

Add to up sum change and set last and square.

Definition at line 210 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumUpChange_.

double CbcSimpleIntegerDynamicPseudoCost::sumDownDecrease ( ) const

inline

Sum down decrease number infeasibilities from strong or actual.

Definition at line 216 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumDownDecrease_.

void CbcSimpleIntegerDynamicPseudoCost::setSumDownDecrease ( double  value )

inline

Set sum down decrease number infeasibilities from strong or actual.

Definition at line 221 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumDownDecrease_.

void CbcSimpleIntegerDynamicPseudoCost::addToSumDownDecrease ( double  value )

inline

Add to sum down decrease number infeasibilities from strong or actual.

Definition at line 226 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumDownDecrease_.

double CbcSimpleIntegerDynamicPseudoCost::sumUpDecrease ( ) const

inline

Sum up decrease number infeasibilities from strong or actual.

Definition at line 232 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumUpDecrease_.

void CbcSimpleIntegerDynamicPseudoCost::setSumUpDecrease ( double  value )

inline

Set sum up decrease number infeasibilities from strong or actual.

Definition at line 237 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumUpDecrease_.

void CbcSimpleIntegerDynamicPseudoCost::addToSumUpDecrease ( double  value )

inline

Add to sum up decrease number infeasibilities from strong or actual.

Definition at line 242 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References sumUpDecrease_.

int CbcSimpleIntegerDynamicPseudoCost::numberTimesDown ( ) const

inline

Down number times.

Definition at line 248 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberTimesDown_.

void CbcSimpleIntegerDynamicPseudoCost::setNumberTimesDown ( int  value )

inline

Set down number times.

Definition at line 253 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberTimesDown_.

void CbcSimpleIntegerDynamicPseudoCost::incrementNumberTimesDown ( )

inline

Increment down number times.

Definition at line 258 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberTimesDown_.

int CbcSimpleIntegerDynamicPseudoCost::numberTimesUp ( ) const

inline

Up number times.

Definition at line 264 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberTimesUp_.

void CbcSimpleIntegerDynamicPseudoCost::setNumberTimesUp ( int  value )

inline

Set up number times.

Definition at line 269 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberTimesUp_.

void CbcSimpleIntegerDynamicPseudoCost::incrementNumberTimesUp ( )

inline

Increment up number times.

Definition at line 274 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberTimesUp_.

int CbcSimpleIntegerDynamicPseudoCost::numberTimesBranched ( ) const

inline

Number times branched.

Definition at line 280 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberTimesDown_, and numberTimesUp_.

int CbcSimpleIntegerDynamicPseudoCost::numberTimesDownInfeasible ( ) const

inline

Down number times infeasible.

Definition at line 285 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberTimesDownInfeasible_.

void CbcSimpleIntegerDynamicPseudoCost::setNumberTimesDownInfeasible ( int  value )

inline

Set down number times infeasible.

Definition at line 290 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberTimesDownInfeasible_.

void CbcSimpleIntegerDynamicPseudoCost::incrementNumberTimesDownInfeasible ( )

inline

Increment down number times infeasible.

Definition at line 295 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberTimesDownInfeasible_.

int CbcSimpleIntegerDynamicPseudoCost::numberTimesUpInfeasible ( ) const

inline

Up number times infeasible.

Definition at line 301 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberTimesUpInfeasible_.

void CbcSimpleIntegerDynamicPseudoCost::setNumberTimesUpInfeasible ( int  value )

inline

Set up number times infeasible.

Definition at line 306 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberTimesUpInfeasible_.

void CbcSimpleIntegerDynamicPseudoCost::incrementNumberTimesUpInfeasible ( )

inline

Increment up number times infeasible.

Definition at line 311 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberTimesUpInfeasible_.

int CbcSimpleIntegerDynamicPseudoCost::numberBeforeTrust ( ) const

inline

Number of times before trusted.

Definition at line 317 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberBeforeTrust_.

void CbcSimpleIntegerDynamicPseudoCost::setNumberBeforeTrust ( int  value )

inline

Set number of times before trusted.

Definition at line 322 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberBeforeTrust_.

void CbcSimpleIntegerDynamicPseudoCost::incrementNumberBeforeTrust ( )

inline

Increment number of times before trusted.

Definition at line 327 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References numberBeforeTrust_.

virtual double CbcSimpleIntegerDynamicPseudoCost::upEstimate ( ) const

virtual

Return "up" estimate.

Reimplemented from OsiObject.

virtual double CbcSimpleIntegerDynamicPseudoCost::downEstimate ( ) const

virtual

Return "down" estimate (default 1.0e-5)

Reimplemented from OsiObject.

int CbcSimpleIntegerDynamicPseudoCost::method ( ) const

inline

method - see below for details

Definition at line 338 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References method_.

void CbcSimpleIntegerDynamicPseudoCost::setMethod ( int  value )

inline

Set method.

Definition at line 343 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

References method_.

void CbcSimpleIntegerDynamicPseudoCost::setDownInformation	(	double	changeObjectiveDown,
		int	changeInfeasibilityDown
	)

Pass in information on a down branch.

void CbcSimpleIntegerDynamicPseudoCost::setUpInformation	(	double	changeObjectiveUp,
		int	changeInfeasibilityUp
	)

Pass in information on a up branch.

void CbcSimpleIntegerDynamicPseudoCost::setProbingInformation	(	int	fixedDown,
		int	fixedUp
	)

Pass in probing information.

void CbcSimpleIntegerDynamicPseudoCost::print	(	int	type = 0,
		double	value = 0.0
	)		const

Print - 0 -summary, 1 just before strong.

bool CbcSimpleIntegerDynamicPseudoCost::same

(

const CbcSimpleIntegerDynamicPseudoCost *

obj

)

const

Same - returns true if contents match(ish)

Member Data Documentation

double CbcSimpleIntegerDynamicPseudoCost::downDynamicPseudoCost_

protected

data

Down pseudo cost

Definition at line 364 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by downDynamicPseudoCost().

double CbcSimpleIntegerDynamicPseudoCost::upDynamicPseudoCost_

protected

Up pseudo cost.

Definition at line 366 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by upDynamicPseudoCost().

double CbcSimpleIntegerDynamicPseudoCost::upDownSeparator_

protected

Up/down separator If >0.0 then do first branch up if value-floor(value) >= this value.

Definition at line 371 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by setUpDownSeparator(), and upDownSeparator().

double CbcSimpleIntegerDynamicPseudoCost::sumDownCost_

protected

Sum down cost from strong or actual.

Definition at line 373 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by addToSumDownCost(), setSumDownCost(), and sumDownCost().

double CbcSimpleIntegerDynamicPseudoCost::sumUpCost_

protected

Sum up cost from strong or actual.

Definition at line 375 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by addToSumUpCost(), setSumUpCost(), and sumUpCost().

double CbcSimpleIntegerDynamicPseudoCost::sumDownChange_

protected

Sum of all changes to x when going down.

Definition at line 377 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by addToSumDownChange(), setSumDownChange(), and sumDownChange().

double CbcSimpleIntegerDynamicPseudoCost::sumUpChange_

protected

Sum of all changes to x when going up.

Definition at line 379 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by addToSumUpChange(), setSumUpChange(), and sumUpChange().

double CbcSimpleIntegerDynamicPseudoCost::downShadowPrice_

mutableprotected

Current pseudo-shadow price estimate down.

Definition at line 381 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by downShadowPrice(), and setDownShadowPrice().

double CbcSimpleIntegerDynamicPseudoCost::upShadowPrice_

mutableprotected

Current pseudo-shadow price estimate up.

Definition at line 383 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by setUpShadowPrice(), and upShadowPrice().

double CbcSimpleIntegerDynamicPseudoCost::sumDownDecrease_

protected

Sum down decrease number infeasibilities from strong or actual.

Definition at line 385 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by addToSumDownDecrease(), setSumDownDecrease(), and sumDownDecrease().

double CbcSimpleIntegerDynamicPseudoCost::sumUpDecrease_

protected

Sum up decrease number infeasibilities from strong or actual.

Definition at line 387 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by addToSumUpDecrease(), setSumUpDecrease(), and sumUpDecrease().

double CbcSimpleIntegerDynamicPseudoCost::lastDownCost_

protected

Last down cost from strong (i.e. as computed by last strong)

Definition at line 389 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by addToSumDownCost().

double CbcSimpleIntegerDynamicPseudoCost::lastUpCost_

protected

Last up cost from strong (i.e. as computed by last strong)

Definition at line 391 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by addToSumUpCost().

int CbcSimpleIntegerDynamicPseudoCost::lastDownDecrease_

mutableprotected

Last down decrease number infeasibilities from strong (i.e. as computed by last strong)

Definition at line 393 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

int CbcSimpleIntegerDynamicPseudoCost::lastUpDecrease_

mutableprotected

Last up decrease number infeasibilities from strong (i.e. as computed by last strong)

Definition at line 395 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

int CbcSimpleIntegerDynamicPseudoCost::numberTimesDown_

protected

Number of times we have gone down.

Definition at line 397 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by incrementNumberTimesDown(), numberTimesBranched(), numberTimesDown(), and setNumberTimesDown().

int CbcSimpleIntegerDynamicPseudoCost::numberTimesUp_

protected

Number of times we have gone up.

Definition at line 399 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by incrementNumberTimesUp(), numberTimesBranched(), numberTimesUp(), and setNumberTimesUp().

int CbcSimpleIntegerDynamicPseudoCost::numberTimesDownInfeasible_

protected

Number of times we have been infeasible going down.

Definition at line 401 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by incrementNumberTimesDownInfeasible(), numberTimesDownInfeasible(), and setNumberTimesDownInfeasible().

int CbcSimpleIntegerDynamicPseudoCost::numberTimesUpInfeasible_

protected

Number of times we have been infeasible going up.

Definition at line 403 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by incrementNumberTimesUpInfeasible(), numberTimesUpInfeasible(), and setNumberTimesUpInfeasible().

int CbcSimpleIntegerDynamicPseudoCost::numberBeforeTrust_

protected

Number of branches before we trust.

Definition at line 405 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by incrementNumberBeforeTrust(), numberBeforeTrust(), and setNumberBeforeTrust().

int CbcSimpleIntegerDynamicPseudoCost::numberTimesDownLocalFixed_

protected

Number of local probing fixings going down.

Definition at line 407 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

int CbcSimpleIntegerDynamicPseudoCost::numberTimesUpLocalFixed_

protected

Number of local probing fixings going up.

Definition at line 409 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

double CbcSimpleIntegerDynamicPseudoCost::numberTimesDownTotalFixed_

protected

Number of total probing fixings going down.

Definition at line 411 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

double CbcSimpleIntegerDynamicPseudoCost::numberTimesUpTotalFixed_

protected

Number of total probing fixings going up.

Definition at line 413 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

int CbcSimpleIntegerDynamicPseudoCost::numberTimesProbingTotal_

protected

Number of times probing done.

Definition at line 415 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

int CbcSimpleIntegerDynamicPseudoCost::method_

protected

Number of times infeasible when tested.

Method - 0 - pseudo costs 1 - probing

Definition at line 421 of file CbcSimpleIntegerDynamicPseudoCost.hpp.

Referenced by method(), and setMethod().

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

• /tmp/Dip-0.92.4/Cbc/src/CbcSimpleIntegerDynamicPseudoCost.hpp