Bonmin::EcpCuts Class Reference

#include <BonEcpCuts.hpp>

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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.

Detailed Description

Definition at line 17 of file BonEcpCuts.hpp.


Constructor & Destructor Documentation

Bonmin::EcpCuts::EcpCuts ( BabSetupBase b  ) 

Definition at line 18 of file BonEcpCuts.cpp.

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.


Member Function Documentation

CglCutGenerator* Bonmin::EcpCuts::clone (  )  const [inline]

clone

Definition at line 33 of file BonEcpCuts.hpp.

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

Standard cut generation methods.

Reimplemented from Bonmin::OaDecompositionBase.

Definition at line 46 of file BonEcpCuts.cpp.

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

Definition at line 29 of file BonEcpCuts.cpp.

void Bonmin::EcpCuts::setNumRounds ( int  value  )  [inline]

Definition at line 48 of file BonEcpCuts.hpp.

void Bonmin::EcpCuts::setPropabilityFactor ( double  value  )  [inline]

Definition at line 53 of file BonEcpCuts.hpp.

void Bonmin::EcpCuts::setAbsViolationTolerance ( double  value  )  [inline]

Definition at line 58 of file BonEcpCuts.hpp.

void Bonmin::EcpCuts::setRelViolationTolerance ( double  value  )  [inline]

Definition at line 62 of file BonEcpCuts.hpp.

void Bonmin::EcpCuts::registerOptions ( Ipopt::SmartPtr< Bonmin::RegisteredOptions roptions  )  [static]

Register ecp cuts options.

Definition at line 146 of file BonEcpCuts.cpp.

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.


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.

maximum number of iterations of generation.

Definition at line 88 of file BonEcpCuts.hpp.

absolute tolerance for NLP constraint violation to stop ECP rounds

Definition at line 90 of file BonEcpCuts.hpp.

relative tolerance for NLP constraint violation to stop ECP rounds

Definition at line 92 of file BonEcpCuts.hpp.

double Bonmin::EcpCuts::beta_ [private]

Factor for probability for skipping cuts.

Definition at line 94 of file BonEcpCuts.hpp.


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

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