dlr2

numerics aggregations precedence variable_bound mixed_binary general_linear

Submitter	Variables	Constraints	Density	Status	Group	Objective	MPS File
Felix Cebulla	38868107	7132926	2.81672e-07	open	–	18311711.89666227*	dlr2.mps.gz

European energy system model for power generation and capacity expansion

Location of instance in collection

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
	Original	Presolved
Variables	38868107	38868107
Constraints	7132926	7132926
Binaries	0	0
Integers	532697	532697
Continuous	38335410	38335410
Implicit Integers	0	0
Fixed Variables	0	0
Nonzero Density	2.81672e-07	2.81672e-07
Nonzeroes	78091600	78091600

Constraint Classification Properties
	Original	Presolved
Total	7132926	7132926
Empty	0	0
Free	0	0
Singleton	1891561	1891561
Aggregations	471999	471999
Precedence	614880	614880
Variable Bound	1367290	1367290
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	1746767	1746767
General Linear	1040429	1040429
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	18311712		0	0	0	Gerald Gamrath	2023-03-28	Found with COPT 6.5 in 10h.

Similar instances in collection

The following instances are most similar to dlr2 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
cvrpa-n64k9vrpi	open	312726	48192	2259	262275	550111	1064702	Gleb Belov	vrp	2042.0*	indicator numerics aggregations precedence variable_bound set_partitioning set_packing mixed_binary general_linear
cvrpb-n45k5vrpi	open	153202	23625	1575	128002	268835	519556	Gleb Belov	pb-	775*	indicator numerics aggregations precedence variable_bound set_partitioning set_packing mixed_binary general_linear
cvrpp-n16k8vrpi	open	18294	2832	531	14931	31615	60544	Gleb Belov	vrp	450*	indicator numerics aggregations precedence variable_bound set_partitioning set_packing mixed_binary general_linear
cvrpsimple2i	easy	4166	648	243	3275	7023	13248	Gleb Belov	vrp	34	indicator numerics aggregations precedence variable_bound set_partitioning set_packing mixed_binary general_linear
stoch-vrpvrp-s5v2c8vrp-v2c8i	hard	8436	1485	734	6217	13813	26231	Gleb Belov	vrp	329.9999999999999	indicator numerics aggregations precedence variable_bound set_partitioning set_packing mixed_binary general_linear

Reference

No bibliographic information available