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

Simon Felix | 30973 | 6503 | 6.68463e-04 | open | fhnw-bin | 2428* | fhnw-binschedule2.mps.gz |

Scheduling/assignment for an industrial production pipeline

Detailed explanation of the following tables can be found here.

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

Variables | 30973 | 30961 |

Constraints | 6503 | 6299 |

Binaries | 30504 | 30504 |

Integers | 468 | 456 |

Continuous | 1 | 1 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.000668463 | 0.000688687 |

Nonzeroes | 134640 | 134310 |

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

Total | 6503 | 6299 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 78 | 0 |

Aggregations | 0 | 0 |

Precedence | 0 | 0 |

Variable Bound | 3738 | 3612 |

Set Partitioning | 497 | 497 |

Set Packing | 78 | 78 |

Set Covering | 0 | 0 |

Cardinality | 0 | 0 |

Invariant Knapsack | 36 | 36 |

Equation Knapsack | 0 | 0 |

Bin Packing | 0 | 1614 |

Knapsack | 0 | 0 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 1620 | 6 |

General Linear | 456 | 456 |

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 | 2.060698 | ||||

Constraint % | 0.412764 | 0.743644 | 0.793777 | 0.936657 | |

Variable % | 0.293899 | 0.863963 | 0.297129 | 1.672960 | |

Score | 0.840626 |

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 | 2428 | 2428 | 0 | 0 | 0 | - | 2018-10-13 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to fhnw-binschedule2 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 Jun 24, 2019 by Gregor Hendel

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