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.

Detailed explanation of the following tables can be found here.

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 |

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 |

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

Decomposed structure of original problem (dec-file)

Decomposed structure after trivial presolving (dec-file)

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 |

No solution available for supportcase30 .

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 |

`No bibliographic information available`

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