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

Jeff Linderoth | 54708 | 65580 | 1.11039e-04 | open | neos-pseudoapplication-76 | 3017324.03186391* | neos-4290317-perth.mps.gz |

Detailed explanation of the following tables can be found here.

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

Variables | 54708 | 54587 |

Constraints | 65580 | 65580 |

Binaries | 1042 | 1042 |

Integers | 0 | 0 |

Continuous | 53666 | 53545 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.000111039 | 0.000111285 |

Nonzeroes | 398380 | 398380 |

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

Total | 65580 | 65580 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 240 | 240 |

Precedence | 6000 | 6000 |

Variable Bound | 19040 | 19040 |

Set Partitioning | 0 | 0 |

Set Packing | 0 | 0 |

Set Covering | 0 | 0 |

Cardinality | 0 | 0 |

Invariant Knapsack | 0 | 0 |

Equation Knapsack | 0 | 0 |

Bin Packing | 0 | 0 |

Knapsack | 0 | 0 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 40300 | 40300 |

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 | 3.059942 | ||||

Constraint % | 0.0076200 | 0.0860672 | 0.0960659 | 0.243977 | |

Variable % | 0.0183194 | 0.0869923 | 0.0915969 | 1.577300 | |

Score | 0.986181 |

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 | 3017324 | 0 | 0 | 0 | Edward Rothberg | 2020-02-04 | Found with Gurobi 9.0 | |

3 | 2 | 3017331 | 0 | 0 | 0 | Robert Ashford and Alkis Vazacopoulus | 2019-12-18 | Found using ODH|CPlex | |

2 | 1 | 3017386 | 3017386 | 0 | 0 | 0 | - | 2018-10-16 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-4290317-perth 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 |
---|---|---|---|---|---|---|---|---|---|---|---|

mtest4ma | easy | 1950 | 975 | 0 | 975 | 1174 | 4875 | MIPLIB submission pool | – | 52148 | decomposition variable_bound set_packing mixed_binary |

beavma | easy | 390 | 195 | 0 | 195 | 372 | 975 | MIPLIB submission pool | – | 383285 | decomposition aggregations variable_bound set_packing mixed_binary |

lotsize | easy | 2985 | 1195 | 0 | 1790 | 1920 | 6565 | Dinakar Gade, Simge Kucukyavuz | – | 1480195 | benchmark decomposition benchmark_suitable variable_bound set_packing invariant_knapsack mixed_binary |

uccase12 | easy | 62529 | 9072 | 0 | 53457 | 121161 | 419447 | Daniel Espinoza | uccase | 11507.4050616 | benchmark benchmark_suitable aggregations precedence variable_bound mixed_binary |

h80x6320d | easy | 12640 | 6320 | 0 | 6320 | 6558 | 31521 | MIPLIB submission pool | fixed-cost-network-flow | 6382.099048246 | benchmark decomposition benchmark_suitable variable_bound set_partitioning set_packing mixed_binary |

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Last Update Jun 24, 2020 by Gabriel Kressin

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