scippp::params::HEURISTICS::VECLENDIVING Namespace Reference

Parameters with prefix heuristics/veclendiving. More...

Variables
constexpr Param< bool >	BACKTRACK { "heuristics/veclendiving/backtrack" }
	use one level of backtracking if infeasibility is encountered?
constexpr Param< int >	FREQ { "heuristics/veclendiving/freq" }
	frequency for calling primal heuristic <veclendiving> (-1: never, 0: only at depth freqofs)
constexpr Param< int >	FREQOFS { "heuristics/veclendiving/freqofs" }
	frequency offset for calling primal heuristic <veclendiving>
constexpr Param< double >	LPRESOLVEDOMCHGQUOT { "heuristics/veclendiving/lpresolvedomchgquot" }
	percentage of immediate domain changes during probing to trigger LP resolve
constexpr Param< int >	LPSOLVEFREQ { "heuristics/veclendiving/lpsolvefreq" }
	LP solve frequency for diving heuristics (0: only after enough domain changes have been found)
constexpr Param< int >	MAXDEPTH { "heuristics/veclendiving/maxdepth" }
	maximal depth level to call primal heuristic <veclendiving> (-1: no limit)
constexpr Param< double >	MAXDIVEAVGQUOT { "heuristics/veclendiving/maxdiveavgquot" }
	maximal quotient (curlowerbound - lowerbound)/(avglowerbound - lowerbound) where diving is performed (0.0: no limit)
constexpr Param< double >	MAXDIVEAVGQUOTNOSOL { "heuristics/veclendiving/maxdiveavgquotnosol" }
	maximal AVGQUOT when no solution was found yet (0.0: no limit)
constexpr Param< double >	MAXDIVEUBQUOT { "heuristics/veclendiving/maxdiveubquot" }
	maximal quotient (curlowerbound - lowerbound)/(cutoffbound - lowerbound) where diving is performed (0.0: no limit)
constexpr Param< double >	MAXDIVEUBQUOTNOSOL { "heuristics/veclendiving/maxdiveubquotnosol" }
	maximal UBQUOT when no solution was found yet (0.0: no limit)
constexpr Param< int >	MAXLPITEROFS { "heuristics/veclendiving/maxlpiterofs" }
	additional number of allowed LP iterations
constexpr Param< double >	MAXLPITERQUOT { "heuristics/veclendiving/maxlpiterquot" }
	maximal fraction of diving LP iterations compared to node LP iterations
constexpr Param< double >	MAXRELDEPTH { "heuristics/veclendiving/maxreldepth" }
	maximal relative depth to start diving
constexpr Param< double >	MINRELDEPTH { "heuristics/veclendiving/minreldepth" }
	minimal relative depth to start diving
constexpr Param< bool >	ONLYLPBRANCHCANDS { "heuristics/veclendiving/onlylpbranchcands" }
	should only LP branching candidates be considered instead of the slower but more general constraint handler diving variable selection?
constexpr Param< int >	PRIORITY { "heuristics/veclendiving/priority" }
	priority of heuristic <veclendiving>

Detailed Description

Parameters with prefix heuristics/veclendiving.

Variable Documentation

BACKTRACK

Param<bool> scippp::params::HEURISTICS::VECLENDIVING::BACKTRACK { "heuristics/veclendiving/backtrack" }

constexpr

use one level of backtracking if infeasibility is encountered?

Definition at line 4591 of file parameters.hpp.

FREQ

Param<int> scippp::params::HEURISTICS::VECLENDIVING::FREQ { "heuristics/veclendiving/freq" }

constexpr

frequency for calling primal heuristic <veclendiving> (-1: never, 0: only at depth freqofs)

Definition at line 4567 of file parameters.hpp.

FREQOFS

Param<int> scippp::params::HEURISTICS::VECLENDIVING::FREQOFS { "heuristics/veclendiving/freqofs" }

constexpr

frequency offset for calling primal heuristic <veclendiving>

Definition at line 4569 of file parameters.hpp.

LPRESOLVEDOMCHGQUOT

Param<double> scippp::params::HEURISTICS::VECLENDIVING::LPRESOLVEDOMCHGQUOT { "heuristics/veclendiving/lpresolvedomchgquot" }

constexpr

percentage of immediate domain changes during probing to trigger LP resolve

Definition at line 4593 of file parameters.hpp.

LPSOLVEFREQ

Param<int> scippp::params::HEURISTICS::VECLENDIVING::LPSOLVEFREQ { "heuristics/veclendiving/lpsolvefreq" }

constexpr

LP solve frequency for diving heuristics (0: only after enough domain changes have been found)

Definition at line 4595 of file parameters.hpp.

MAXDEPTH

Param<int> scippp::params::HEURISTICS::VECLENDIVING::MAXDEPTH { "heuristics/veclendiving/maxdepth" }

constexpr

maximal depth level to call primal heuristic <veclendiving> (-1: no limit)

Definition at line 4571 of file parameters.hpp.

MAXDIVEAVGQUOT

Param<double> scippp::params::HEURISTICS::VECLENDIVING::MAXDIVEAVGQUOT { "heuristics/veclendiving/maxdiveavgquot" }

constexpr

maximal quotient (curlowerbound - lowerbound)/(avglowerbound - lowerbound) where diving is performed (0.0: no limit)

Definition at line 4585 of file parameters.hpp.

MAXDIVEAVGQUOTNOSOL

Param<double> scippp::params::HEURISTICS::VECLENDIVING::MAXDIVEAVGQUOTNOSOL { "heuristics/veclendiving/maxdiveavgquotnosol" }

constexpr

maximal AVGQUOT when no solution was found yet (0.0: no limit)

Definition at line 4589 of file parameters.hpp.

MAXDIVEUBQUOT

Param<double> scippp::params::HEURISTICS::VECLENDIVING::MAXDIVEUBQUOT { "heuristics/veclendiving/maxdiveubquot" }

constexpr

maximal quotient (curlowerbound - lowerbound)/(cutoffbound - lowerbound) where diving is performed (0.0: no limit)

Definition at line 4582 of file parameters.hpp.

MAXDIVEUBQUOTNOSOL

Param<double> scippp::params::HEURISTICS::VECLENDIVING::MAXDIVEUBQUOTNOSOL { "heuristics/veclendiving/maxdiveubquotnosol" }

constexpr

maximal UBQUOT when no solution was found yet (0.0: no limit)

Definition at line 4587 of file parameters.hpp.

MAXLPITEROFS

Param<int> scippp::params::HEURISTICS::VECLENDIVING::MAXLPITEROFS { "heuristics/veclendiving/maxlpiterofs" }

constexpr

additional number of allowed LP iterations

Definition at line 4579 of file parameters.hpp.

MAXLPITERQUOT

Param<double> scippp::params::HEURISTICS::VECLENDIVING::MAXLPITERQUOT { "heuristics/veclendiving/maxlpiterquot" }

constexpr

maximal fraction of diving LP iterations compared to node LP iterations

Definition at line 4577 of file parameters.hpp.

MAXRELDEPTH

Param<double> scippp::params::HEURISTICS::VECLENDIVING::MAXRELDEPTH { "heuristics/veclendiving/maxreldepth" }

constexpr

maximal relative depth to start diving

Definition at line 4575 of file parameters.hpp.

MINRELDEPTH

Param<double> scippp::params::HEURISTICS::VECLENDIVING::MINRELDEPTH { "heuristics/veclendiving/minreldepth" }

constexpr

minimal relative depth to start diving

Definition at line 4573 of file parameters.hpp.

ONLYLPBRANCHCANDS

Param<bool> scippp::params::HEURISTICS::VECLENDIVING::ONLYLPBRANCHCANDS { "heuristics/veclendiving/onlylpbranchcands" }

constexpr

should only LP branching candidates be considered instead of the slower but more general constraint handler diving variable selection?

Definition at line 4598 of file parameters.hpp.

PRIORITY

Param<int> scippp::params::HEURISTICS::VECLENDIVING::PRIORITY { "heuristics/veclendiving/priority" }

constexpr

priority of heuristic <veclendiving>

Definition at line 4565 of file parameters.hpp.