Submitter | Variables | Constraints | Density | Status | Group | Objective | MPS File |
---|---|---|---|---|---|---|---|

Jeff Linderoth | 32868 | 38268 | 3.89437e-03 | easy | neos-pseudoapplication-100 | 182 | neos-5052403-cygnet.mps.gz |

Detailed explanation of the following tables can be found here.

Original | Presolved | |
---|---|---|

Variables | 32868 | 27642 |

Constraints | 38268 | 38268 |

Binaries | 32868 | 27642 |

Integers | 0 | 0 |

Continuous | 0 | 0 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.00389437 | 0.00463063 |

Nonzeroes | 4898300 | 4898300 |

Original | Presolved | |
---|---|---|

Total | 38268 | 38268 |

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 | 19134 | 19134 |

Cardinality | 0 | 0 |

Invariant Knapsack | 19134 | 19134 |

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 | |||||

Constraint % | |||||

Variable % | |||||

Score |

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 | 182 | 182 | 0 | 0 | 0 | - | 2018-10-15 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-5052403-cygnet 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 |
---|---|---|---|---|---|---|---|---|---|---|---|

iis-hc-cov | easy | 297 | 297 | 0 | 0 | 9727 | 142971 | Marc Pfetsch | iis | 17 | binary benchmark_suitable set_covering |

ramos3 | open | 2187 | 2187 | 0 | 0 | 2187 | 32805 | F. Ramos | – | 195* | binary set_covering |

glass-sc | easy | 214 | 214 | 0 | 0 | 6119 | 63918 | Marc Pfetsch | maxfeassub | 23 | benchmark binary benchmark_suitable set_covering |

iis-glass-cov | easy | 214 | 214 | 0 | 0 | 5375 | 56133 | Marc Pfetsch | iis | 21 | binary benchmark_suitable set_covering |

ex1010-pi | open | 25200 | 25200 | 0 | 0 | 1468 | 102114 | M. Winkler | – | 239* | binary set_covering |

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Last Update Aug 28, 2019 by Gregor Hendel

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