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

Alexandra M. Newman | 55410 | 1812472 | 2.60586e-04 | open | – | NA | nucorsav.mps.gz |

scheduling on a continuous steel caster

Detailed explanation of the following tables can be found here.

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

Variables | 55410 | 52178 |

Constraints | 1812472 | 1765823 |

Binaries | 49360 | 49348 |

Integers | 0 | 0 |

Continuous | 6050 | 2830 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.000260586 | 0.000283025 |

Nonzeroes | 26170400 | 26077100 |

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

Total | 1812472 | 1765823 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 0 | 0 |

Precedence | 91569 | 46640 |

Variable Bound | 3440 | 1720 |

Set Partitioning | 82 | 82 |

Set Packing | 52266 | 52266 |

Set Covering | 0 | 0 |

Cardinality | 106 | 106 |

Invariant Knapsack | 1653609 | 1653725 |

Equation Knapsack | 0 | 0 |

Bin Packing | 10 | 0 |

Knapsack | 0 | 12 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 11390 | 11272 |

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 |

No solution available for nucorsav .

The following instances are most similar to nucorsav 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 | Variables | Binaries | Integers | Continuous | Constraints | Nonz. | Submitter | Group | Status | Objective |
---|---|---|---|---|---|---|---|---|---|---|

supportcase2 | 2912 | 2912 | 0 | 0 | 597385 | 7653930 | Michael Winkler | – | open | 372* |

supportcase22 | 7129 | 7129 | 0 | 0 | 260602 | 2228830 | Michael Winkler | – | hard | Infeasible |

neos-3402454-bohle | 2904 | 2616 | 0 | 288 | 2897380 | 8953800 | Jeff Linderoth | neos-pseudoapplication-4 | hard | Infeasible |

neos-3230511-yuna | 99472 | 99456 | 0 | 16 | 19335696 | 58613700 | Jeff Linderoth | neos-pseudoapplication-4 | easy | Unbounded |

supportcase10 | 14770 | 14770 | 0 | 0 | 165684 | 555082 | Michael Winkler | – | hard | 7 |

`No paper yet. We have a formulation written in Latex upon request.`

Last Update Jan 18, 2019 by Gregor Hendel

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