bharat

numerics aggregations precedence variable_bound mixed_binary

Submitter	Variables	Constraints	Density	Status	Group	Objective	MPS File
Gavin Goodall	590519	1299953	4.64466e-06	open	–	4170993.421512462*	bharat.mps.gz

MILP for optimizing fuel use at a forward operating base

Location of instance in collection

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
	Original	Presolved
Variables	590519	588795
Constraints	1299953	1292195
Binaries	122614	120890
Integers	0	0
Continuous	467905	467905
Implicit Integers	0	0
Fixed Variables	0	0
Nonzero Density	4.64466e-06	4.65677e-06
Nonzeroes	3565460	3543050

Constraint Classification Properties
	Original	Presolved
Total	1299953	1292195
Empty	0	0
Free	0	0
Singleton	0	0
Aggregations	35024	34162
Precedence	192817	197989
Variable Bound	634250	629078
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	437862	430966
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.

ID	Objective	Exact	Int. Viol	Cons. Viol	Obj. Viol	Submitter	Date	Description
1	4170993	0	0	0	0	Michael Winkler	2024-07-16	Gurobi 11.0.2 on AMD EPYC 7313P 16-Core Processor with 264075352 kB memory

Similar instances in collection

The following instances are most similar to bharat 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
minutedispatchstrategy	open	41761	20156	0	21605	80194	239480	Mark Husted	–	3109.903477759654*	numerics precedence variable_bound invariant_knapsack mixed_binary
neos-5273874-yomtsa	hard	136971	232	0	136739	486492	1955349	Hans Mittelmann	neos-pseudoapplication-19	0	aggregations variable_bound set_partitioning set_packing cardinality mixed_binary
neos-5041822-cockle	open	227668	149313	0	78355	546733	1362468	Jeff Linderoth	neos-pseudoapplication-25	5724245.704467608*	aggregations precedence variable_bound set_packing mixed_binary
neos-4232544-orira	open	87060	38280	5700	43080	180600	492456	Jeff Linderoth	neos-pseudoapplication-57	5557371.400000357*	numerics aggregations precedence variable_bound set_partitioning set_packing set_covering invariant_knapsack integer_knapsack mixed_binary general_linear
neos-4264598-oueme	open	54550	13370	0	41180	54714	191146	Jeff Linderoth	neos-pseudoapplication-57	6038453.676499*	numerics aggregations precedence variable_bound invariant_knapsack mixed_binary general_linear

Reference

No bibliographic information available