neos-3592146-hawea

numerics aggregations variable_bound set_packing cardinality integer_knapsack general_linear

Submitter	Variables	Constraints	Density	Status	Group	Objective	MPS File
Jeff Linderoth	4870	995	2.86442e-03	easy	neos-pseudoapplication-37	15465800.718	neos-3592146-hawea.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	4870	4820
Constraints	995	980
Binaries	525	490
Integers	4345	4330
Continuous	0	0
Implicit Integers	0	0
Fixed Variables	0	0
Nonzero Density	0.00286442	0.00292468
Nonzeroes	13880	13815

Constraint Classification Properties
	Original	Presolved
Total	1070	1055
Empty	0	0
Free	0	0
Singleton	0	0
Aggregations	35	35
Precedence	0	0
Variable Bound	175	160
Set Partitioning	0	0
Set Packing	70	70
Set Covering	0	0
Cardinality	140	140
Invariant Knapsack	0	0
Equation Knapsack	0	0
Bin Packing	0	0
Knapsack	0	0
Integer Knapsack	75	75
Mixed Binary	0	0
General Linear	575	575
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	1.602060
Constraint %		0.102041	1.98849	1.530610	26.0204
Variable %		0.331950	2.36461	0.788382	20.8506
Score	0.690267

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	15465801	15465801	1.8e-06	6e-07	0	-	2018-10-11	Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to neos-3592146-hawea 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
neos-3373491-avoca	easy	2368	43	2325	0	1570	9438	Jeff Linderoth	neos-pseudoapplication-37	27449084632	numerics aggregations variable_bound invariant_knapsack integer_knapsack general_linear
neos-1425699	easy	105	5	80	20	89	430	NEOS Server Submission	neos-pseudoapplication-37	3179698976.996124	decomposition aggregations cardinality integer_knapsack general_linear
lrn	easy	7253	2455	0	4798	8491	46123	MIPLIB submission pool	–	44479255.12362	numerics aggregations precedence variable_bound set_partitioning set_packing invariant_knapsack knapsack mixed_binary
neos-3661949-lesse	easy	4775	560	4080	135	1140	15180	Jeff Linderoth	neos-pseudoapplication-11	688995225	numerics aggregations precedence set_partitioning set_packing cardinality integer_knapsack general_linear
shs1042	open	467589	864	464295	2430	133377	1114011	C. Helmberg	shs	11070.7015802402*	aggregations variable_bound set_partitioning integer_knapsack general_linear

Reference

No bibliographic information available