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

Hans Mittelmann | 136971 | 486492 | 2.9344e-05 | hard | neos-pseudoapplication-19 | 0 | neos-5273874-yomtsa.mps.gz |

similar to ns5223573 submitted in January

Detailed explanation of the following tables can be found here.

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

Variables | 136971 | 112380 |

Constraints | 486492 | 387273 |

Binaries | 232 | 190 |

Integers | 0 | 0 |

Continuous | 136739 | 112190 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 2.9344e-05 | 3.8849e-05 |

Nonzeroes | 1955350 | 1690780 |

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

Total | 486492 | 387273 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 3809 | 0 |

Aggregations | 14 | 14 |

Precedence | 0 | 0 |

Variable Bound | 244370 | 194243 |

Set Partitioning | 29 | 29 |

Set Packing | 36 | 29 |

Set Covering | 0 | 0 |

Cardinality | 2 | 2 |

Invariant Knapsack | 0 | 0 |

Equation Knapsack | 0 | 0 |

Bin Packing | 0 | 0 |

Knapsack | 0 | 0 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 238232 | 192956 |

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 | 3 | 0.00000 | 8.7e-06 | 8e-07 | 0 | Robert Bixby | 2020-02-10 | Solved with Gurobi 9.0 within 21 hours | |

3 | 2 | 54.88972 | 0.0e+00 | 0e+00 | 0 | Robert Ashford and Alkis Vazacopoulus | 2019-12-18 | Found using ODH|CPlex | |

2 | 1 | 128.75945 | 128.7595 | 0.0e+00 | 0e+00 | 0 | - | 2018-10-12 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-5273874-yomtsa 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 |
---|---|---|---|---|---|---|---|---|---|---|---|

bharat | open | 590519 | 122614 | 0 | 467905 | 1299953 | 3565460 | Gavin Goodall | – | 4193333.93287* | numerics aggregations precedence variable_bound mixed_binary |

neos-5251015-ogosta | hard | 136971 | 232 | 0 | 136739 | 486531 | 1955390 | Hans Mittelmann | neos-pseudoapplication-19 | 0.1058 | feasibility aggregations variable_bound set_partitioning set_packing cardinality mixed_binary |

dano3mip | open | 13873 | 552 | 0 | 13321 | 3202 | 79655 | Daniel Bienstock | dano | 665.571428571428* | variable_bound cardinality mixed_binary |

dano3_5 | easy | 13873 | 115 | 0 | 13758 | 3202 | 79655 | Daniel Bienstock | dano | 576.924915956562 | benchmark benchmark_suitable variable_bound cardinality mixed_binary |

dano3_3 | easy | 13873 | 69 | 0 | 13804 | 3202 | 79655 | Daniel Bienstock | dano | 576.34463303 | benchmark benchmark_suitable variable_bound cardinality mixed_binary |

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Last Update Aug 11, 2020 by Gabriel Kressin

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