neos-4477313-unzha

numerics set_partitioning mixed_binary

Submitter	Variables	Constraints	Density	Status	Group	Objective	MPS File
Jeff Linderoth	2193	4174	3.3211e-03	easy	neos-pseudoapplication-110	Unbounded	neos-4477313-unzha.mps.gz

Location of instance in collection

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
	Original	Presolved
Variables	2193	2193
Constraints	4174	4174
Binaries	2016	2016
Integers	0	0
Continuous	177	177
Implicit Integers	0	0
Fixed Variables	0	0
Nonzero Density	0.0033211	0.0033211
Nonzeroes	30400	30400

Constraint Classification Properties
	Original	Presolved
Total	4174	4174
Empty	0	0
Free	0	0
Singleton	0	0
Aggregations	0	0
Precedence	0	0
Variable Bound	0	0
Set Partitioning	126	126
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	4048	4048
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	2.155336
Constraint %		0.0239578	0.364092	0.0239578	3.042640
Variable %		0.5015960	0.703904	0.7295940	0.729594
Score	0.514348

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	-1	-1e+20	0	0	0	-	2018-10-15	Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to neos-4477313-unzha 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
neos-691058	easy	3006	1755	1251	2667	30837	NEOS Server Submission	neos-pseudoapplication-110	296.999999999986	benchmark_suitable set_partitioning cardinality mixed_binary
net12	easy	14115	1603	12512	14021	80384	P. Belotti	–	214	benchmark decomposition benchmark_suitable precedence set_packing cardinality invariant_knapsack mixed_binary
loopha13	easy	19356	18150	1206	23758	41809	Hamideh	–	6.40233	benchmark_suitable aggregations precedence variable_bound invariant_knapsack mixed_binary
neos-1601936	easy	4446	3906	540	3131	72500	NEOS Server Submission	neos-pseudoapplication-5	2.99999999999894	benchmark_suitable set_partitioning set_covering invariant_knapsack mixed_binary
neos-1605061	easy	4111	3570	541	3474	93483	NEOS Server Submission	neos-pseudoapplication-5	11.99999999556169	benchmark_suitable set_partitioning set_covering invariant_knapsack mixed_binary

Reference

No bibliographic information available