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

Jeff Linderoth | 180 | 57 | 5.31189e-02 | easy | neos-pseudoapplication-74 | -11670000 | neos-5192052-neckar.mps.gz |

Detailed explanation of the following tables can be found here.

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

Variables | 180 | 159 |

Constraints | 57 | 56 |

Binaries | 24 | 6 |

Integers | 0 | 0 |

Continuous | 156 | 153 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.0531189 | 0.0586253 |

Nonzeroes | 545 | 522 |

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

Total | 57 | 56 |

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 | 0 |

Cardinality | 0 | 0 |

Invariant Knapsack | 1 | 1 |

Equation Knapsack | 0 | 0 |

Bin Packing | 0 | 0 |

Knapsack | 0 | 0 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 56 | 55 |

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 % | 1.78571 | 19.6429 | 25.0000 | 26.7857 | |

Variable % | 3.38983 | 22.4576 | 27.9661 | 30.5085 | |

Score | 0.562651 |

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 | -11670000 | -11670000 | 0 | 0 | 0 | - | 2018-10-15 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-5192052-neckar 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 |
---|---|---|---|---|---|---|---|---|---|---|---|

neos-1425699 | easy | 105 | 5 | 80 | 20 | 89 | 430 | NEOS Server Submission | neos-pseudoapplication-37 | 3179698977 | decomposition aggregations cardinality integer_knapsack general_linear |

neos-3627168-kasai | easy | 1462 | 535 | 0 | 927 | 1655 | 5158 | Jeff Linderoth | neos-pseudoapplication-25 | 988585.62 | benchmark decomposition benchmark_suitable variable_bound invariant_knapsack mixed_binary general_linear |

khb05250 | easy | 1350 | 24 | 0 | 1326 | 101 | 2700 | MIPLIB submission pool | -- | 106940226 | variable_bound mixed_binary |

app3 | easy | 3080 | 100 | 0 | 2980 | 766 | 14707 | Emilie Danna | app | 5751714.3289 | variable_bound set_packing mixed_binary |

dsbmip | easy | 1886 | 192 | 0 | 1694 | 1182 | 7366 | MIPLIB submission pool | -- | -305.19817501 | aggregations precedence variable_bound set_partitioning mixed_binary |

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Last Update Mai 20, 2021 by Philipp Wellner

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