ab67-40-100

binary decomposition numerics precedence set_packing

Submitter	Variables	Constraints	Density	Status	Group	Objective	MPS File
MIPLIB submission pool	12812	12092	4.89735e-04	easy	ab	-11186253442	ab67-40-100.mps.gz

Imported from the MIPLIB2010 submissions.

Location of instance in collection

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
	Original	Presolved
Variables	12812	12812
Constraints	12092	12089
Binaries	12812	12812
Integers	0	0
Continuous	0	0
Implicit Integers	0	0
Fixed Variables	0	0
Nonzero Density	0.000489735	0.000489856
Nonzeroes	75871	75871

Constraint Classification Properties
	Original	Presolved
Total	12092	12089
Empty	3	0
Free	0	0
Singleton	0	0
Aggregations	0	0
Precedence	11967	11967
Variable Bound	0	0
Set Partitioning	0	0
Set Packing	122	122
Set Covering	0	0
Cardinality	0	0
Invariant Knapsack	0	0
Equation Knapsack	0	0
Bin Packing	0	0
Knapsack	0	0
Integer Knapsack	0	0
Mixed Binary	0	0
General Linear	0	0
Indicator	0	0

Structure

Available nonzero structure and decomposition information. Further information can be found here.

Nonzero entries of original problem

Nonzero entries after trivial presolving

Decomposed structure of original problem (dec-file)

Decomposed structure after trivial presolving (dec-file)

	value	min	median	mean	max
Components	2.927370
Constraint %		0.0165440	0.117149	0.0413599	0.976094
Variable %		0.0234155	0.118343	0.0468311	0.928817
Score	0.985701

Best Known Solution(s)

Find solutions below. Download the archive containing all solutions from the Download page.

ID	Objective	Exact	Int. Viol	Cons. Viol	Obj. Viol	Submitter	Date	Description
1	-11186253442	-11186253442	0	0	0	-	2018-10-11	Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to ab67-40-100 in the collection. This similarity analysis is based on 100 scaled instance features describing properties of the variables, objective function, bounds, constraints, and right hand sides.

Instance	Status	Variables	Binaries	Constraints	Nonz.	Submitter	Group	Objective	Tags
ab69-40-100	easy	12622	12622	11911	74233	MIPLIB submission pool	ab	-11186281442	binary decomposition numerics precedence set_packing
ab72-40-100	easy	12370	12370	11671	72137	MIPLIB submission pool	ab	-11186620442	binary decomposition numerics precedence set_packing
ab71-20-100	easy	6689	6689	6380	41961	MIPLIB submission pool	ab	-10420305975	binary decomposition numerics precedence set_packing
ab51-40-100	easy	12675	12675	11893	72745	MIPLIB submission pool	ab	-10420305975	binary decomposition numerics precedence set_packing
reblock354	hard	3540	3540	19906	52901	Andreas Bley	reblock	-39280521.2281657	binary precedence knapsack

Reference

No bibliographic information available