VarPrio Struct Reference

Detailed Description

data structure that can be used for variable prioritization for additional fixings

Definition at line 498 of file heur_alns.c.

Data Fields
SCIP *	scip
SCIP_Real *	randscores
int *	distances
SCIP_Real *	redcostscores
SCIP_Real *	pscostscores
unsigned int	useredcost:1
unsigned int	usedistances:1
unsigned int	usepscost:1

Field Documentation

scip

SCIP * VarPrio::scip

SCIP data structure

Definition at line 500 of file heur_alns.c.

Referenced by alnsFixMoreVariables(), alnsUnfixVariables(), LNSFixMoreVariables(), and LNSUnfixVariables().

randscores

SCIP_Real * VarPrio::randscores

random scores for prioritization

Definition at line 501 of file heur_alns.c.

Referenced by alnsFixMoreVariables(), alnsUnfixVariables(), LNSFixMoreVariables(), LNSUnfixVariables(), and SCIP_DECL_SORTINDCOMP().

distances

int * VarPrio::distances

breadth-first distances from already fixed variables

Definition at line 502 of file heur_alns.c.

Referenced by alnsFixMoreVariables(), alnsUnfixVariables(), LNSFixMoreVariables(), LNSUnfixVariables(), and SCIP_DECL_SORTINDCOMP().

redcostscores

SCIP_Real * VarPrio::redcostscores

reduced cost scores for fixing a variable to a reference value

Definition at line 503 of file heur_alns.c.

Referenced by alnsFixMoreVariables(), alnsUnfixVariables(), LNSFixMoreVariables(), LNSUnfixVariables(), and SCIP_DECL_SORTINDCOMP().

pscostscores

SCIP_Real * VarPrio::pscostscores

pseudocost scores for fixing a variable to a reference value

Definition at line 504 of file heur_alns.c.

Referenced by alnsFixMoreVariables(), alnsUnfixVariables(), LNSFixMoreVariables(), LNSUnfixVariables(), and SCIP_DECL_SORTINDCOMP().

useredcost

unsigned int VarPrio::useredcost

should reduced cost scores be used for variable prioritization?

Definition at line 505 of file heur_alns.c.

Referenced by alnsFixMoreVariables(), alnsUnfixVariables(), LNSFixMoreVariables(), LNSUnfixVariables(), and SCIP_DECL_SORTINDCOMP().

usedistances

unsigned int VarPrio::usedistances

should distances from fixed variables be used for variable prioritization

Definition at line 506 of file heur_alns.c.

Referenced by alnsFixMoreVariables(), alnsUnfixVariables(), LNSFixMoreVariables(), LNSUnfixVariables(), and SCIP_DECL_SORTINDCOMP().

usepscost

unsigned int VarPrio::usepscost

should pseudo cost scores be used for variable prioritization?

Definition at line 507 of file heur_alns.c.

Referenced by alnsFixMoreVariables(), alnsUnfixVariables(), LNSFixMoreVariables(), LNSUnfixVariables(), and SCIP_DECL_SORTINDCOMP().