neos-1603965

decomposition numerics precedence variable_bound invariant_knapsack mixed_binary

Submitter	Variables	Constraints	Density	Status	Group	Objective	MPS File
NEOS Server Submission	15003	28984	1.31005e-04	easy	neos-pseudoapplication-35	619244367.662956	neos-1603965.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	15003	13347
Constraints	28984	24066
Binaries	7999	6343
Integers	0	0
Continuous	7004	7004
Implicit Integers	0	0
Fixed Variables	0	0
Nonzero Density	0.000131005	0.000199979
Nonzeroes	56967	64235

Constraint Classification Properties
	Original	Presolved
Total	28984	24066
Empty	0	0
Free	0	0
Singleton	0	0
Aggregations	0	0
Precedence	4000	4000
Variable Bound	4000	3346
Set Partitioning	0	0
Set Packing	0	0
Set Covering	3996	0
Cardinality	0	0
Invariant Knapsack	0	2997
Equation Knapsack	0	0
Bin Packing	0	0
Knapsack	0	0
Integer Knapsack	0	0
Mixed Binary	16988	13723
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	0.7781512
Constraint %		4.15524	19.169	26.3567	26.3567
Variable %		8.98000	17.796	20.0000	20.0000
Score	0.7806650

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	Obj. Viol	Submitter	Date	Description
1	619244368		7e-07	2e-07	0	-	2018-10-11	Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to neos-1603965 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
bg512142	hard	792	240	0	552	1307	3953	A. Miller	–	184202.75	aggregations precedence variable_bound mixed_binary
dg012142	hard	2080	640	0	1440	6310	14795	A. Miller	–	2300867	aggregations precedence variable_bound mixed_binary
neos-4232544-orira	open	87060	38280	5700	43080	180600	492456	Jeff Linderoth	neos-pseudoapplication-57	5538597.399999999*	numerics aggregations precedence variable_bound set_partitioning set_packing set_covering invariant_knapsack integer_knapsack mixed_binary general_linear
neos-5075914-elvire	easy	5003	2638	0	2365	3720	11440	Jeff Linderoth	neos-pseudoapplication-35	323.8387873868924	numerics aggregations precedence variable_bound set_packing mixed_binary
tr12-30	easy	1080	360	0	720	750	2508	MIPLIB submission pool	–	130595.9999999999	benchmark decomposition benchmark_suitable aggregations variable_bound mixed_binary

Reference

No bibliographic information available