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

NEOS Server Submission | 21506 | 25721 | 1.15848e-04 | open | neos-pseudoapplication-98 | 21893.26* | neos-1423785.mps.gz |

Imported from the MIPLIB2010 submissions.

Detailed explanation of the following tables can be found here.

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

Variables | 21506 | 21506 |

Constraints | 25721 | 25546 |

Binaries | 1920 | 1920 |

Integers | 0 | 0 |

Continuous | 19586 | 19586 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.000115848 | 0.000116005 |

Nonzeroes | 64082 | 63732 |

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

Total | 25721 | 25546 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 8432 | 8432 |

Precedence | 4617 | 4617 |

Variable Bound | 5180 | 5005 |

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 | 7492 | 7492 |

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 | 3.317436 | ||||

Constraint % | 0.00391 | 0.0340426 | 0.0117435 | 0.313161 | |

Variable % | 0.00930 | 0.0450876 | 0.0185995 | 0.376639 | |

Score | 0.706223 |

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 | 21893.26 | 21893.33 | 0 | 1e-06 | 0 | Edward Rothberg | 2020-07-17 | Obtained with the Gurobi 9.0 solution improvement heuristic |

2 | 21921.33 | 0 | 0e+00 | 0 | Robert Ashford and Alkis Vazacopoulus | 2019-12-18 | Found using ODH|CPlex | |

1 | 22047.33 | 22047.33 | 0 | 0e+00 | 0 | - | 2018-10-11 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-1423785 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 Mar 04, 2024 by Julian Manns

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