cost266-UUE

benchmark decomposition benchmark_suitable aggregations set_packing mixed_binary

Submitter	Variables	Constraints	Density	Status	Group	Objective	MPS File
MIPLIB submission pool	4161	1446	2.04627e-03	easy	network_design	25148940.55999998	cost266-UUE.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	4161	4161
Constraints	1446	1446
Binaries	171	171
Integers	0	0
Continuous	3990	3990
Implicit Integers	0	0
Fixed Variables	0	0
Nonzero Density	0.00204627	0.00204627
Nonzeroes	12312	12312

Constraint Classification Properties
	Original	Presolved
Total	1446	1446
Empty	0	0
Free	0	0
Singleton	0	0
Aggregations	9	9
Precedence	0	0
Variable Bound	0	0
Set Partitioning	0	0
Set Packing	0	57
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	1437	1380
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	1.973128
Constraint %		0.0691563	1.03288	0.0691563	2.55878
Variable %		0.0720981	1.07527	0.0720981	2.69166
Score	0.936016

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	25148941	25148941	0	0	0	-	2018-10-11	Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to cost266-UUE 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
mod011	easy	10958	96	10862	4480	22254	MIPLIB submission pool	mod	-54558535.59	numerics aggregations variable_bound set_packing mixed_binary
dsbmip	easy	1886	192	1694	1182	7366	MIPLIB submission pool	–	-305.19817501	aggregations precedence variable_bound set_partitioning mixed_binary
exp-1-500-5-5	easy	990	250	740	550	1980	MIPLIB submission pool	exp_and_fc	65887	benchmark benchmark_suitable variable_bound set_packing mixed_binary
gasprod1-2	easy	10752	3716	7036	27169	200460	Andrew Stamps	gasprod	983.039488258	numerics aggregations precedence variable_bound invariant_knapsack binpacking knapsack mixed_binary
gasprod1-3	easy	10752	3717	7035	27169	200463	Andrew Stamps	gasprod	2310.0993127	numerics aggregations precedence variable_bound invariant_knapsack binpacking knapsack mixed_binary

Reference

No bibliographic information available