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

Jeff Linderoth | 2368 | 1570 | 2.53863e-03 | hard | neos-pseudoapplication-37 | 27449084632 | neos-3373491-avoca.mps.gz |

Detailed explanation of the following tables can be found here.

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

Variables | 2368 | 2368 |

Constraints | 1570 | 1570 |

Binaries | 43 | 43 |

Integers | 2325 | 2325 |

Continuous | 0 | 0 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.00253863 | 0.00253863 |

Nonzeroes | 9438 | 9438 |

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

Total | 1678 | 1678 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 18 | 18 |

Precedence | 0 | 0 |

Variable Bound | 648 | 648 |

Set Partitioning | 0 | 0 |

Set Packing | 0 | 0 |

Set Covering | 0 | 0 |

Cardinality | 0 | 0 |

Invariant Knapsack | 1 | 1 |

Equation Knapsack | 0 | 0 |

Bin Packing | 0 | 0 |

Knapsack | 0 | 0 |

Integer Knapsack | 108 | 108 |

Mixed Binary | 0 | 0 |

General Linear | 903 | 903 |

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 | 2.260071 | ||||

Constraint % | 0.136519 | 0.483473 | 0.136519 | 62.9352 | |

Variable % | 0.337838 | 0.543854 | 0.337838 | 37.6267 | |

Score | 0.637451 |

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 | 3 | 27449084632 | 0 | 0 | 0.0e+00 | Hans Mittelmann | 2019-11-15 | Computed with Gurobi 8.1.1 in 80s using 40 threads | |

3 | 2 | 27449084632 | 27449084632 | 0 | 0 | 0.0e+00 | - | 2018-10-16 | Solution found during MIPLIB2017 problem selection. |

2 | 1 | 27457471252 | 27457471252 | 0 | 0 | 4.6e-06 | - | 2018-10-16 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-3373491-avoca 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.

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Last Update Nov 16, 2020 by Philipp Wellner

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