ic97_tension

benchmark_suitable aggregations mixed_binary general_linear

Submitter	Variables	Constraints	Density	Status	Group	Objective	MPS File
MIPLIB submission pool	703	319	9.23048e-03	easy	–	3942	ic97_tension.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	703	653
Constraints	319	310
Binaries	176	173
Integers	4	4
Continuous	523	476
Implicit Integers	0	0
Fixed Variables	47	0
Nonzero Density	0.00923048	0.00880798
Nonzeroes	2070	1783

Constraint Classification Properties
	Original	Presolved
Total	319	310
Empty	0	0
Free	0	0
Singleton	0	0
Aggregations	0	12
Precedence	0	0
Variable Bound	0	0
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	315	294
General Linear	4	4
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	1.278754
Constraint %		0.325733	4.34311	0.651466	39.4137
Variable %		0.285307	4.36678	0.855920	38.0884
Score	0.584344

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	3942	3942	0	0	0	-	2018-10-11	Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to ic97_tension 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	Integers	Continuous	Constraints	Nonz.	Submitter	Group	Objective	Tags
icir97_tension	easy	2494	262	573	1659	1203	22333	MIPLIB submission pool	–	6375	benchmark benchmark_suitable aggregations mixed_binary general_linear
neos-4954672-berkel	easy	1533	630	0	903	1848	8007	Jeff Linderoth	neos-pseudoapplication-43	2612710	benchmark benchmark_suitable aggregations variable_bound mixed_binary
timtab1CUTS	easy	397	77	94	226	371	1742	C. Liebchen, R. Möhring	timtab	764771.9999997859	benchmark_suitable aggregations precedence variable_bound invariant_knapsack mixed_binary general_linear
csched007	easy	1758	1457	0	301	351	6379	Tallys Yunes	csched	350.9999999999955	benchmark benchmark_suitable aggregations variable_bound set_partitioning mixed_binary general_linear
csched008	easy	1536	1284	0	252	351	5687	Tallys Yunes	csched	173	benchmark benchmark_suitable aggregations variable_bound set_partitioning mixed_binary general_linear

Reference

No bibliographic information available