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

Hans Mittelmann | 13086 | 29487 | 3.01946e-04 | hard | neos-pseudoapplication-93 | 0.411055181902462 | neos-3372571-onahau.mps.gz |

Collection of anonymous submissions to the NEOS Server for Optimization

Detailed explanation of the following tables can be found here.

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

Variables | 13086 | 13086 |

Constraints | 29487 | 29487 |

Binaries | 185 | 185 |

Integers | 0 | 0 |

Continuous | 12901 | 12901 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.000301946 | 0.000301946 |

Nonzeroes | 116511 | 116511 |

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

Total | 29487 | 29487 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 0 | 0 |

Precedence | 0 | 0 |

Variable Bound | 12900 | 12900 |

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 | 16587 | 16587 |

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 | 1.892095 | ||||

Constraint % | 0.51209 | 0.589562 | 0.51209 | 2.51636 | |

Variable % | 1.15390 | 1.288780 | 1.15390 | 4.61562 | |

Score | 0.446128 |

Find solutions below. Download the archive containing all solutions from the Download page.

`## Warning in lapply(df["exactobjval"], as.numeric): NAs introduced by coercion`

ID | Objective | Exact | Int. Viol | Cons. Viol | Obj. Viol | Submitter | Date | Description |
---|---|---|---|---|---|---|---|---|

3 | 0.4110552 | 0 | 0 | 0 | Hans Mittelmann | 2019-12-09 | Solved with Gurobi 9.0 using 40 Threads within 38 hours | |

2 | 0.4113669 | 0 | 0 | 0 | Edward Rothberg | 2019-12-13 | Obtained with Gurobi 9.0 | |

1 | 0.4118418 | 0.4118418 | 0 | 0 | 0 | - | 2018-10-15 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-3372571-onahau 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.

`No bibliographic information available`

Last Update 2024 by Julian Manns

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