scippp::params::HEURISTICS::DISTRIBUTIONDIVING Namespace Reference

Parameters with prefix heuristics/distributiondiving. More...

Variables
constexpr Param< bool >	BACKTRACK { "heuristics/distributiondiving/backtrack" }
	use one level of backtracking if infeasibility is encountered?
constexpr Param< int >	FREQ { "heuristics/distributiondiving/freq" }
	frequency for calling primal heuristic <distributiondiving> (-1: never, 0: only at depth freqofs)
constexpr Param< int >	FREQOFS { "heuristics/distributiondiving/freqofs" }
	frequency offset for calling primal heuristic <distributiondiving>
constexpr Param< double >	LPRESOLVEDOMCHGQUOT { "heuristics/distributiondiving/lpresolvedomchgquot" }
	percentage of immediate domain changes during probing to trigger LP resolve
constexpr Param< int >	LPSOLVEFREQ { "heuristics/distributiondiving/lpsolvefreq" }
	LP solve frequency for diving heuristics (0: only after enough domain changes have been found)
constexpr Param< int >	MAXDEPTH { "heuristics/distributiondiving/maxdepth" }
	maximal depth level to call primal heuristic <distributiondiving> (-1: no limit)
constexpr Param< double >	MAXDIVEAVGQUOT { "heuristics/distributiondiving/maxdiveavgquot" }
	maximal quotient (curlowerbound - lowerbound)/(avglowerbound - lowerbound) where diving is performed (0.0: no limit)
constexpr Param< double >	MAXDIVEAVGQUOTNOSOL { "heuristics/distributiondiving/maxdiveavgquotnosol" }
	maximal AVGQUOT when no solution was found yet (0.0: no limit)
constexpr Param< double >	MAXDIVEUBQUOT { "heuristics/distributiondiving/maxdiveubquot" }
	maximal quotient (curlowerbound - lowerbound)/(cutoffbound - lowerbound) where diving is performed (0.0: no limit)
constexpr Param< double >	MAXDIVEUBQUOTNOSOL { "heuristics/distributiondiving/maxdiveubquotnosol" }
	maximal UBQUOT when no solution was found yet (0.0: no limit)
constexpr Param< int >	MAXLPITEROFS { "heuristics/distributiondiving/maxlpiterofs" }
	additional number of allowed LP iterations
constexpr Param< double >	MAXLPITERQUOT { "heuristics/distributiondiving/maxlpiterquot" }
	maximal fraction of diving LP iterations compared to node LP iterations
constexpr Param< double >	MAXRELDEPTH { "heuristics/distributiondiving/maxreldepth" }
	maximal relative depth to start diving
constexpr Param< double >	MINRELDEPTH { "heuristics/distributiondiving/minreldepth" }
	minimal relative depth to start diving
constexpr Param< bool >	ONLYLPBRANCHCANDS { "heuristics/distributiondiving/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/distributiondiving/priority" }
	priority of heuristic <distributiondiving>
constexpr Param< char >	SCOREPARAM { "heuristics/distributiondiving/scoreparam" }
	the score;largest 'd'ifference, 'l'owest cumulative probability,'h'ighest c.p., 'v'otes lowest c.p., votes highest c.p.

Detailed Description

Parameters with prefix heuristics/distributiondiving.

Variable Documentation

BACKTRACK

Param<bool> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::BACKTRACK { "heuristics/distributiondiving/backtrack" }

constexpr

use one level of backtracking if infeasibility is encountered?

Definition at line 2945 of file parameters.hpp.

FREQ

Param<int> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::FREQ { "heuristics/distributiondiving/freq" }

constexpr

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

Definition at line 2921 of file parameters.hpp.

FREQOFS

Param<int> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::FREQOFS { "heuristics/distributiondiving/freqofs" }

constexpr

frequency offset for calling primal heuristic <distributiondiving>

Definition at line 2923 of file parameters.hpp.

LPRESOLVEDOMCHGQUOT

Param<double> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::LPRESOLVEDOMCHGQUOT { "heuristics/distributiondiving/lpresolvedomchgquot" }

constexpr

percentage of immediate domain changes during probing to trigger LP resolve

Definition at line 2947 of file parameters.hpp.

LPSOLVEFREQ

Param<int> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::LPSOLVEFREQ { "heuristics/distributiondiving/lpsolvefreq" }

constexpr

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

Definition at line 2949 of file parameters.hpp.

MAXDEPTH

Param<int> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::MAXDEPTH { "heuristics/distributiondiving/maxdepth" }

constexpr

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

Definition at line 2925 of file parameters.hpp.

MAXDIVEAVGQUOT

Param<double> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::MAXDIVEAVGQUOT { "heuristics/distributiondiving/maxdiveavgquot" }

constexpr

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

Definition at line 2939 of file parameters.hpp.

MAXDIVEAVGQUOTNOSOL

Param<double> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::MAXDIVEAVGQUOTNOSOL { "heuristics/distributiondiving/maxdiveavgquotnosol" }

constexpr

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

Definition at line 2943 of file parameters.hpp.

MAXDIVEUBQUOT

Param<double> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::MAXDIVEUBQUOT { "heuristics/distributiondiving/maxdiveubquot" }

constexpr

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

Definition at line 2936 of file parameters.hpp.

MAXDIVEUBQUOTNOSOL

Param<double> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::MAXDIVEUBQUOTNOSOL { "heuristics/distributiondiving/maxdiveubquotnosol" }

constexpr

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

Definition at line 2941 of file parameters.hpp.

MAXLPITEROFS

Param<int> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::MAXLPITEROFS { "heuristics/distributiondiving/maxlpiterofs" }

constexpr

additional number of allowed LP iterations

Definition at line 2933 of file parameters.hpp.

MAXLPITERQUOT

Param<double> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::MAXLPITERQUOT { "heuristics/distributiondiving/maxlpiterquot" }

constexpr

maximal fraction of diving LP iterations compared to node LP iterations

Definition at line 2931 of file parameters.hpp.

MAXRELDEPTH

Param<double> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::MAXRELDEPTH { "heuristics/distributiondiving/maxreldepth" }

constexpr

maximal relative depth to start diving

Definition at line 2929 of file parameters.hpp.

MINRELDEPTH

Param<double> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::MINRELDEPTH { "heuristics/distributiondiving/minreldepth" }

constexpr

minimal relative depth to start diving

Definition at line 2927 of file parameters.hpp.

ONLYLPBRANCHCANDS

Param<bool> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::ONLYLPBRANCHCANDS { "heuristics/distributiondiving/onlylpbranchcands" }

constexpr

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

Definition at line 2952 of file parameters.hpp.

PRIORITY

Param<int> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::PRIORITY { "heuristics/distributiondiving/priority" }

constexpr

priority of heuristic <distributiondiving>

Definition at line 2919 of file parameters.hpp.

SCOREPARAM

Param<char> scippp::params::HEURISTICS::DISTRIBUTIONDIVING::SCOREPARAM { "heuristics/distributiondiving/scoreparam" }

constexpr

the score;largest 'd'ifference, 'l'owest cumulative probability,'h'ighest c.p., 'v'otes lowest c.p., votes highest c.p.

('w'), 'r'evolving

Definition at line 2955 of file parameters.hpp.