ta2-UUE

numerics aggregations set_packing mixed_binary

Submitter	Variables	Constraints	Density	Status	Group	Objective	MPS File
MIPLIB submission pool	9241	2687	1.06856e-03	easy	network_design	37871728.59	ta2-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	9241	9239
Constraints	2687	2685
Binaries	1188	1188
Integers	0	0
Continuous	8053	8051
Implicit Integers	0	0
Fixed Variables	0	0
Nonzero Density	0.00106856	0.00106943
Nonzeroes	26533	26529

Constraint Classification Properties
	Original	Presolved
Total	2687	2685
Empty	0	0
Free	0	0
Singleton	2	0
Aggregations	48	48
Precedence	0	0
Variable Bound	0	0
Set Partitioning	0	0
Set Packing	0	108
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	2637	2529
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	2.193125
Constraint %		0.0372439	0.0374842	0.0372439	0.0744879
Variable %		0.0216427	0.0895728	0.1190350	0.1190350
Score	0.058049

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	37871729	37871729	1.7e-06	0	0	-	2018-10-11	Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to ta2-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	Integers	Continuous	Constraints	Nonz.	Submitter	Group	Objective	Tags
cost266-UUE	easy	4161	171	0	3990	1446	12312	MIPLIB submission pool	network_design	25148940.55999998	benchmark decomposition benchmark_suitable aggregations set_packing mixed_binary
rentacar	easy	9557	55	0	9502	6803	41842	MIPLIB submission pool	–	30356760.98379315	aggregations precedence variable_bound mixed_binary
neos-799711	easy	41998	910	0	41088	59218	147164	NEOS Server Submission	neos-pseudoapplication-25	-11170211.734	numerics aggregations precedence variable_bound set_partitioning set_packing cardinality mixed_binary
snp-02-004-104	easy	228350	167	167	228016	126512	463941	Gerald Gamrath	supplynetworkplanning	586803238.6567289	benchmark benchmark_suitable aggregations variable_bound mixed_binary general_linear
misc04inf	easy	4897	30	0	4867	1726	17253	Olivier Guieu	misc	Infeasible	infeasible aggregations precedence variable_bound set_packing mixed_binary general_linear

Reference

No bibliographic information available