Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 48 34 5.88235e-02 easy 202.349999999998 gr4x6.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 48 48
Constraints 34 34
Binaries 24 24
Integers 0 0
Continuous 24 24
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.0588235 0.0588235
Nonzeroes 96 96
Constraint Classification Properties
Original Presolved
Total 34 34
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 0 0
Variable Bound 24 24
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 10 10
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 0.845098
Constraint % 14.7059 14.7059 14.7059 14.7059
Variable % 16.6667 16.6667 16.6667 16.6667
Score 0.735294

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
1 202.35 202.35 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to gr4x6 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 Variables Binaries Integers Continuous Constraints Nonz. Submitter Group Status Objective
g503inf 48 24 0 24 41 144 MIPLIB submission pool easy Infeasible
ran12x21 504 252 0 252 285 1008 J. Aronson ran easy 3664
ran13x13 338 169 0 169 195 676 J. Aronson ran easy 3252
aflow30a 842 421 0 421 479 2091 T. Achterberg aflow easy 1158
ran14x18-disj-8 504 252 0 252 447 10277 J. Aronson ran easy 3712

Reference

No bibliographic information available

Last Update Nov 09, 2018 by Gregor Hendel
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