supportcase30

no_solution binary feasibility set_covering cardinality

Submitter Variables Constraints Density Status Group Objective MPS File
Domenico Salvagnin 1024 1028 1.16732e-02 open NA supportcase30.mps.gz

Instance coming from IBM developerWorks forum with unknown application.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 1024 1024
Constraints 1028 1028
Binaries 1024 1024
Integers 0 0
Continuous 0 0
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.0116732 0.0116732
Nonzeroes 12288 12288
Constraint Classification Properties
Original Presolved
Total 1028 1028
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 0 0
Set Covering 0 1024
Cardinality 4 4
Invariant Knapsack 1024 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 0.698970
Constraint % 0.0972763 0.0972763 0.0972763 0.0972763
Variable % 25.0000000 25.0000000 25.0000000 25.0000000
Score 0.002918

Best Known Solution(s)

No solution available for supportcase30 .

Similar instances in collection

The following instances are most similar to supportcase30 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
pythago7824 hard 3740 3740 0 0 14652 43956 Felix J. L. Willamowski 0 binary feasibility set_covering invariant_knapsack
pythago7825 open 3745 3745 0 0 14672 44016 Felix J. L. Willamowski no_solution binary feasibility set_covering invariant_knapsack
stein45inf easy 45 45 0 0 332 1079 MIPLIB submission pool stein Infeasible infeasible binary variable_bound set_covering invariant_knapsack mixed_binary
stein15inf easy 15 15 0 0 37 135 MIPLIB submission pool stein Infeasible infeasible binary set_covering invariant_knapsack mixed_binary
stein9inf easy 9 9 0 0 14 54 MIPLIB submission pool stein Infeasible infeasible binary set_covering invariant_knapsack mixed_binary

Reference

No bibliographic information available

Last Update Nov 22, 2019 by Gregor Hendel
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