r50x360

decomposition benchmark_suitable aggregations variable_bound mixed_binary

Submitter	Variables	Constraints	Density	Status	Group	Objective	MPS File
MIPLIB submission pool	720	410	4.87805e-03	easy	pr_product	1653	r50x360.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	720	719
Constraints	410	409
Binaries	360	359
Integers	0	0
Continuous	360	360
Implicit Integers	0	0
Fixed Variables	0	0
Nonzero Density	0.00487805	0.00488998
Nonzeroes	1440	1438

Constraint Classification Properties
	Original	Presolved
Total	410	409
Empty	0	0
Free	0	0
Singleton	0	0
Aggregations	1	1
Precedence	0	0
Variable Bound	360	359
Set Partitioning	0	0
Set Packing	0	0
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	49	49
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	2.406540
Constraint %		0.244499	0.359047	0.244499	4.88998
Variable %		0.277778	0.393154	0.277778	5.00000
Score	0.900224

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	1653	1653	0	0	0	-	2018-10-11	Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to r50x360 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	Continuous	Constraints	Nonz.	Submitter	Group	Objective	Tags
k16x240b	easy	480	240	240	256	960	MIPLIB submission pool	fixed-cost-network-flow	11392.99999884458	decomposition benchmark_suitable variable_bound mixed_binary
g200x740	easy	1480	740	740	940	2960	MIPLIB submission pool	fixed-cost-network-flow	44316	decomposition benchmark_suitable variable_bound mixed_binary
mc7	easy	3040	1520	1520	1920	6080	F. Ortega, L. Wolsey	mc	3417	decomposition benchmark_suitable variable_bound mixed_binary
mc11	easy	3040	1520	1520	1920	6080	F. Ortega, L. Wolsey	mc	11688.99999999966	benchmark decomposition benchmark_suitable variable_bound mixed_binary
mc8	easy	3040	1520	1520	1920	6080	F. Ortega, L. Wolsey	mc	1566	decomposition benchmark_suitable variable_bound mixed_binary

Reference

No bibliographic information available