neos-957323

benchmark binary benchmark_suitable precedence variable_bound set_packing invariant_knapsack binpacking knapsack

Submitter	Variables	Constraints	Density	Status	Group	Objective	MPS File
NEOS Server Submission	57756	3757	2.30268e-03	easy	neos-pseudoapplication-48	-237.7566815	neos-957323.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	57756	57666
Constraints	3757	3757
Binaries	57756	57666
Integers	0	0
Continuous	0	0
Implicit Integers	0	0
Fixed Variables	0	0
Nonzero Density	0.00230268	0.00230522
Nonzeroes	499656	499429

Constraint Classification Properties
	Original	Presolved
Total	3757	3757
Empty	0	0
Free	0	0
Singleton	0	0
Aggregations	0	0
Precedence	0	990
Variable Bound	990	45
Set Partitioning	0	0
Set Packing	2013	1968
Set Covering	0	0
Cardinality	0	0
Invariant Knapsack	377	377
Equation Knapsack	0	0
Bin Packing	257	257
Knapsack	0	120
Integer Knapsack	0	0
Mixed Binary	120	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	2.143015
Constraint %		0.053234	0.345056	0.159702	27.548600
Variable %		0.155949	0.724073	0.731230	0.824799
Score	0.474249

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	-237.7567	-237.7567	0	0	0	-	2018-10-11	Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to neos-957323 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
neos-954925	hard	84718	84718	2989	844983	NEOS Server Submission	neos-pseudoapplication-48	-237.7688889	binary precedence set_packing invariant_knapsack binpacking knapsack
neos-956971	easy	57756	57756	2527	483560	NEOS Server Submission	neos-pseudoapplication-48	-237.7688889	binary benchmark_suitable precedence set_packing invariant_knapsack binpacking knapsack
neos-957143	easy	57756	57756	2767	497676	NEOS Server Submission	neos-pseudoapplication-48	-237.7688889	binary benchmark_suitable precedence set_packing invariant_knapsack binpacking knapsack
neos-948346	easy	57855	57855	1570	540443	NEOS Server Submission	neos-pseudoapplication-48	-227.6	binary benchmark_suitable set_packing invariant_knapsack binpacking knapsack
neos-960392	easy	59376	59376	4744	189503	NEOS Server Submission	neos-pseudoapplication-94	-238	benchmark binary benchmark_suitable precedence variable_bound set_partitioning set_packing invariant_knapsack binpacking knapsack

Reference

No bibliographic information available