berlin

decomposition benchmark_suitable variable_bound mixed_binary

Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 5304 2704 7.39645e-04 easy 1044 berlin.mps.gz

Imported from the MIPLIB2010 submissions.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 5304 5304
Constraints 2704 2704
Binaries 2652 2652
Integers 0 0
Continuous 2652 2652
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.000739645 0.000739645
Nonzeroes 10608 10608
Constraint Classification Properties
Original Presolved
Total 2704 2704
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 0 0
Variable Bound 2652 2652
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 52 52
General Linear 0 0
Indicator 0 0

Structure

Available nonzero structure and decomposition information. Further information can be found here.

value min median mean max
Components 3.423737
Constraint % 0.0369822 0.0369822 0.0369822 0.0369822
Variable % 0.0377074 0.0377074 0.0377074 0.0377074
Score 0.980399

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 1044 1044 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to berlin 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
brasil easy 6612 3306 0 3306 3364 13224 MIPLIB submission pool 13655 decomposition benchmark_suitable variable_bound mixed_binary
thor50dday hard 106261 53131 0 53130 53360 212060 Daniel Rehfeldt 40417 benchmark decomposition benchmark_suitable variable_bound mixed_binary
mc7 easy 3040 1520 0 1520 1920 6080 F. Ortega, L. Wolsey mc 3417 decomposition benchmark_suitable variable_bound mixed_binary
mc8 easy 3040 1520 0 1520 1920 6080 F. Ortega, L. Wolsey mc 1566 decomposition benchmark_suitable variable_bound mixed_binary
mc11 easy 3040 1520 0 1520 1920 6080 F. Ortega, L. Wolsey mc 11689 benchmark decomposition benchmark_suitable variable_bound mixed_binary

Reference

No bibliographic information available

Last Update Apr 09, 2019 by Gregor Hendel
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