ran13x13

decomposition benchmark_suitable variable_bound mixed_binary

Submitter Variables Constraints Density Status Group Objective MPS File
J. Aronson 338 195 1.02564e-02 easy ran 3252 ran13x13.mps.gz

Fixed charge transportation problem

Imported from the MIPLIB2010 submissions.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 338 338
Constraints 195 195
Binaries 169 169
Integers 0 0
Continuous 169 169
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.0102564 0.0102564
Nonzeroes 676 676
Constraint Classification Properties
Original Presolved
Total 195 195
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 0 0
Variable Bound 169 169
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 26 26
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 2.230449
Constraint % 0.512821 0.512821 0.512821 0.512821
Variable % 0.591716 0.591716 0.591716 0.591716
Score 0.861538

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 3252 3252 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to ran13x13 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
ran12x21 easy 504 252 0 252 285 1008 J. Aronson ran 3664 decomposition benchmark_suitable variable_bound mixed_binary
gr4x6 easy 48 24 0 24 34 96 MIPLIB submission pool 202.349999999998 variable_bound mixed_binary
aflow30a easy 842 421 0 421 479 2091 T. Achterberg aflow 1158 decomposition benchmark_suitable variable_bound set_partitioning mixed_binary
g503inf easy 48 24 0 24 41 144 MIPLIB submission pool Infeasible infeasible variable_bound binpacking knapsack mixed_binary
gen easy 870 144 6 720 780 2592 MIPLIB submission pool 112313.362718 decomposition variable_bound integer_knapsack mixed_binary general_linear

Reference

No bibliographic information available

Last Update Mär 19, 2019 by Gregor Hendel
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