Bonmin::EcpCuts Class Reference

#include <BonEcpCuts.hpp>

Inheritance diagram for Bonmin::EcpCuts:

List of all members.

Public Member Functions
	EcpCuts (BabSetupBase &b)
	EcpCuts (const EcpCuts &copy)
	Copy constructor.
CglCutGenerator *	clone () const
	clone
virtual	~EcpCuts ()
	Destructor.
virtual void	generateCuts (const OsiSolverInterface &si, OsiCuts &cs, const CglTreeInfo info=CglTreeInfo()) const
	Standard cut generation methods.
double	doEcpRounds (OsiSolverInterface &si, bool leaveSiUnchanged, double *violation=NULL)
void	setNumRounds (int value)
void	setPropabilityFactor (double value)
void	setAbsViolationTolerance (double value)
void	setRelViolationTolerance (double value)
Static Public Member Functions
static void	registerOptions (Ipopt::SmartPtr< Bonmin::RegisteredOptions > roptions)
	Register ecp cuts options.
Protected Member Functions
virtual double	performOa (OsiCuts &cs, solverManip &lpManip, BabInfo *babInfo, double &cutoff, const CglTreeInfo &info) const
	virtual method which performs the OA algorithm by modifying lp and nlp.
virtual bool	doLocalSearch (BabInfo *babInfo) const
	virutal method to decide if local search is performed
Private Attributes
double	objValue_
	Record obj value at final point of Ecp.
double	violation_
	Record NLP infeasibility at final point of Ecp.
int	numRounds_
	maximum number of iterations of generation.
double	abs_violation_tol_
	absolute tolerance for NLP constraint violation to stop ECP rounds
double	rel_violation_tol_
	relative tolerance for NLP constraint violation to stop ECP rounds
double	beta_
	Factor for probability for skipping cuts.

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Detailed Description

Definition at line 17 of file BonEcpCuts.hpp.

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Constructor & Destructor Documentation

Bonmin::EcpCuts::EcpCuts

(

BabSetupBase &

b

)

Referenced by clone().

Bonmin::EcpCuts::EcpCuts

(

const EcpCuts &

copy

)

[inline]

Copy constructor.

Definition at line 23 of file BonEcpCuts.hpp.

virtual Bonmin::EcpCuts::~EcpCuts

(

)

[inline, virtual]

Destructor.

Definition at line 39 of file BonEcpCuts.hpp.

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Member Function Documentation

CglCutGenerator* Bonmin::EcpCuts::clone

(

)

const [inline]

clone

Definition at line 33 of file BonEcpCuts.hpp.

References EcpCuts().

virtual void Bonmin::EcpCuts::generateCuts	(	const OsiSolverInterface &	si,
		OsiCuts &	cs,
		const CglTreeInfo	info = CglTreeInfo()
	)		const [virtual]

Standard cut generation methods.

double Bonmin::EcpCuts::doEcpRounds	(	OsiSolverInterface &	si,
		bool	leaveSiUnchanged,
		double *	violation = NULL
	)

void Bonmin::EcpCuts::setNumRounds

(

int

value

)

[inline]

Definition at line 48 of file BonEcpCuts.hpp.

References numRounds_.

void Bonmin::EcpCuts::setPropabilityFactor

(

double

value

)

[inline]

Definition at line 53 of file BonEcpCuts.hpp.

References beta_.

void Bonmin::EcpCuts::setAbsViolationTolerance

(

double

value

)

[inline]

Definition at line 58 of file BonEcpCuts.hpp.

References abs_violation_tol_.

void Bonmin::EcpCuts::setRelViolationTolerance

(

double

value

)

[inline]

Definition at line 62 of file BonEcpCuts.hpp.

References rel_violation_tol_.

static void Bonmin::EcpCuts::registerOptions

(

Ipopt::SmartPtr< Bonmin::RegisteredOptions >

roptions

)

[static]

Register ecp cuts options.

virtual double Bonmin::EcpCuts::performOa	(	OsiCuts &	cs,
		solverManip &	lpManip,
		BabInfo *	babInfo,
		double &	cutoff,
		const CglTreeInfo &	info
	)		const [inline, protected, virtual]

virtual method which performs the OA algorithm by modifying lp and nlp.

Implements Bonmin::OaDecompositionBase.

Definition at line 72 of file BonEcpCuts.hpp.

virtual bool Bonmin::EcpCuts::doLocalSearch

(

BabInfo *

babInfo

)

const [inline, protected, virtual]

virutal method to decide if local search is performed

Implements Bonmin::OaDecompositionBase.

Definition at line 78 of file BonEcpCuts.hpp.

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Member Data Documentation

double Bonmin::EcpCuts::objValue_ [mutable, private]

Record obj value at final point of Ecp.

Definition at line 84 of file BonEcpCuts.hpp.

double Bonmin::EcpCuts::violation_ [mutable, private]

Record NLP infeasibility at final point of Ecp.

Definition at line 86 of file BonEcpCuts.hpp.

int Bonmin::EcpCuts::numRounds_ [private]

maximum number of iterations of generation.

Definition at line 88 of file BonEcpCuts.hpp.

Referenced by setNumRounds().

double Bonmin::EcpCuts::abs_violation_tol_ [private]

absolute tolerance for NLP constraint violation to stop ECP rounds

Definition at line 90 of file BonEcpCuts.hpp.

Referenced by setAbsViolationTolerance().

double Bonmin::EcpCuts::rel_violation_tol_ [private]

relative tolerance for NLP constraint violation to stop ECP rounds

Definition at line 92 of file BonEcpCuts.hpp.

Referenced by setRelViolationTolerance().

double Bonmin::EcpCuts::beta_ [private]

Factor for probability for skipping cuts.

Definition at line 94 of file BonEcpCuts.hpp.

Referenced by setPropabilityFactor().

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

• BonEcpCuts.hpp