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

Jeff Linderoth | 50936 | 31530 | 1.68786e-04 | easy | neos-pseudoapplication-52 | 2008.2 | neos-2746589-doon.mps.gz |

Detailed explanation of the following tables can be found here.

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

Variables | 50936 | 50824 |

Constraints | 31530 | 28954 |

Binaries | 50704 | 50704 |

Integers | 224 | 116 |

Continuous | 8 | 4 |

Implicit Integers | 0 | 4 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.000168786 | 0.000180603 |

Nonzeroes | 271072 | 265768 |

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

Total | 31530 | 28954 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 8288 | 8288 |

Precedence | 296 | 0 |

Variable Bound | 14824 | 12696 |

Set Partitioning | 1456 | 2464 |

Set Packing | 0 | 0 |

Set Covering | 0 | 0 |

Cardinality | 6506 | 5498 |

Invariant Knapsack | 0 | 0 |

Equation Knapsack | 0 | 0 |

Bin Packing | 0 | 0 |

Knapsack | 0 | 0 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 8 | 4 |

General Linear | 152 | 4 |

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 | 3.922310 | ||||

Constraint % | 0.00345 | 0.0109389 | 0.00345 | 34.4756 | |

Variable % | 0.00393 | 0.0114587 | 0.00393 | 47.0080 | |

Score | 0.751891 |

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 | 2008.2 | 2008.2 | 0 | 0 | 0 | - | 2018-10-15 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-2746589-doon 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 Mai 20, 2021 by Philipp Wellner

generated with R Markdown

© 2020 by Konrad-Zuse-Zentrum für Informationstechnik Berlin (ZIB)

Imprint