supportcase35

numerics precedence variable_bound mixed_binary

Submitter	Variables	Constraints	Density	Status	Group	Objective	MPS File
Domenico Salvagnin	12941	6334	3.64873e-04	open	–	-314.500022917186*	supportcase35.mps.gz

Instance coming from IBM developerWorks forum with unknown application.

Location of instance in collection

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
	Original	Presolved
Variables	12941	12940
Constraints	6334	5182
Binaries	576	576
Integers	0	0
Continuous	12365	12364
Implicit Integers	0	0
Fixed Variables	1	0
Nonzero Density	0.000364873	0.000428841
Nonzeroes	29908	28756

Constraint Classification Properties
	Original	Presolved
Total	6334	5182
Empty	0	0
Free	0	0
Singleton	1152	0
Aggregations	0	0
Precedence	574	574
Variable Bound	576	576
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	4032	4032
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	0.301030
Constraint %		44.8090	44.8090	44.8090	44.8090
Variable %		11.7465	11.7465	11.7465	11.7465
Score	0.395455

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	Cons. Viol	Submitter	Date	Description
3	-314.516	-2.861023e+14	0e+00	Dongdong Wan	2024-07-01	Taylor Solver - Taylor Lab of Huawei Solver
2	-314.500		8e-07	Robert Ashford and Alkis Vazacopoulus	2019-12-18	Found using ODH\|CPlex
1	-314.500	-2.861023e+14	0e+00	-	2018-10-12	Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to supportcase35 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
buildingenergy	easy	154978	0	26287	128691	277594	788969	Kristopher A. Pruitt	–	33283.853236	benchmark benchmark_suitable aggregations precedence variable_bound mixed_binary general_linear
bg512142	hard	792	240	0	552	1307	3953	A. Miller	–	184202.75	aggregations precedence variable_bound mixed_binary
neos-3754480-nidda	easy	253	50	0	203	402	1488	Jeff Linderoth	neos-pseudoapplication-107	12941.73838561778	benchmark benchmark_suitable precedence variable_bound knapsack mixed_binary
bts4-cta	open	75400	2260	0	73140	45350	291904	Jordi Castro	cta	472243.4174959*	decomposition numerics variable_bound mixed_binary
dg012142	hard	2080	640	0	1440	6310	14795	A. Miller	–	2300867	aggregations precedence variable_bound mixed_binary

Reference

No bibliographic information available