Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 1024 1024 5.46875e-02 easy -12 cod105.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 1024 1024
Constraints 1024 1024
Binaries 1024 1024
Integers 0 0
Continuous 0 0
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.0546875 0.0546875
Nonzeroes 57344 57344
Constraint Classification Properties
Original Presolved
Total 1024 1024
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 0 0
Variable Bound 0 0
Set Partitioning 0 0
Set Packing 1024 1024
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 0 0
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 0.30103
Constraint % 100 100 100 100
Variable % 100 100 100 100
Score 0.00000

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 -12 -12 0 0 0 - 2018-10-12 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to cod105 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
cdc7-4-3-2 11811 11811 0 0 14478 259842 Sascha Kurz open -260*
a2864-99blp 200787 200787 0 0 22117 20078700 Daniel Heinlein selofsubspaces open -257*
sorrell8 2046 2046 0 0 18944 37888 Toni Sorrell independentset open -350*
sorrell7 2048 2048 0 0 78848 157696 Toni Sorrell independentset open -185*
sorrell3 1024 1024 0 0 169162 338324 Toni Sorrell independentset hard -16

Reference

No bibliographic information available

Last Update Nov 09, 2018 by Gregor Hendel
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