neos-5273874-yomtsa

aggregations variable_bound set_partitioning set_packing cardinality mixed_binary

Submitter	Variables	Constraints	Density	Status	Group	Objective	MPS File
Hans Mittelmann	136971	486492	2.9344e-05	hard	neos-pseudoapplication-19	0	neos-5273874-yomtsa.mps.gz

similar to ns5223573 submitted in January

Location of instance in collection

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
	Original	Presolved
Variables	136971	112380
Constraints	486492	387273
Binaries	232	190
Integers	0	0
Continuous	136739	112190
Implicit Integers	0	0
Fixed Variables	0	0
Nonzero Density	2.9344e-05	3.8849e-05
Nonzeroes	1955350	1690780

Constraint Classification Properties
	Original	Presolved
Total	486492	387273
Empty	0	0
Free	0	0
Singleton	3809	0
Aggregations	14	14
Precedence	0	0
Variable Bound	244370	194243
Set Partitioning	29	29
Set Packing	36	29
Set Covering	0	0
Cardinality	2	2
Invariant Knapsack	0	0
Equation Knapsack	0	0
Bin Packing	0	0
Knapsack	0	0
Integer Knapsack	0	0
Mixed Binary	238232	192956
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
Constraint %
Variable %
Score

Best Known Solution(s)

Find solutions below. Download the archive containing all solutions from the Download page.

## Warning in lapply(df["exactobjval"], as.numeric): NAs introduced by coercion

ID	Objective	Exact	Int. Viol	Cons. Viol	Submitter	Date	Description
3	0.00000		8.7e-06	8e-07	Robert Bixby	2020-02-10	Solved with Gurobi 9.0 within 21 hours
2	54.88972		0.0e+00	0e+00	Robert Ashford and Alkis Vazacopoulus	2019-12-18	Found using ODH\|CPlex
1	128.75945	128.7595	0.0e+00	0e+00	-	2018-10-12	Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to neos-5273874-yomtsa 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
bharat	open	590519	122614	467905	1299953	3565462	Gavin Goodall	–	4170993.421512462*	numerics aggregations precedence variable_bound mixed_binary
neos-5251015-ogosta	hard	136971	232	136739	486531	1955388	Hans Mittelmann	neos-pseudoapplication-19	0.1058	feasibility aggregations variable_bound set_partitioning set_packing cardinality mixed_binary
dano3mip	open	13873	552	13321	3202	79655	Daniel Bienstock	dano	664.0208333333334*	variable_bound cardinality mixed_binary
dano3_5	easy	13873	115	13758	3202	79655	Daniel Bienstock	dano	576.9249159565619	benchmark benchmark_suitable variable_bound cardinality mixed_binary
dano3_3	easy	13873	69	13804	3202	79655	Daniel Bienstock	dano	576.34463303	benchmark benchmark_suitable variable_bound cardinality mixed_binary

Reference

No bibliographic information available