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

Jeff Linderoth | 524 | 342 | 9.43038e-03 | easy | neos-pseudoapplication-7 | 3.5223968 | neos-2624317-amur.mps.gz |

Detailed explanation of the following tables can be found here.

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

Variables | 524 | 520 |

Constraints | 342 | 342 |

Binaries | 180 | 176 |

Integers | 344 | 344 |

Continuous | 0 | 0 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.00943038 | 0.00948605 |

Nonzeroes | 1690 | 1687 |

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

Total | 342 | 342 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 86 | 86 |

Precedence | 0 | 5 |

Variable Bound | 28 | 23 |

Set Partitioning | 0 | 51 |

Set Packing | 0 | 0 |

Set Covering | 0 | 0 |

Cardinality | 51 | 0 |

Invariant Knapsack | 0 | 0 |

Equation Knapsack | 0 | 0 |

Bin Packing | 0 | 0 |

Knapsack | 0 | 0 |

Integer Knapsack | 15 | 15 |

Mixed Binary | 0 | 0 |

General Linear | 162 | 162 |

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 | 1.633468 | ||||

Constraint % | 0.588235 | 1.96078 | 2.05882 | 2.64706 | |

Variable % | 0.576923 | 2.24359 | 2.50000 | 3.07692 | |

Score | 0.802545 |

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 | 3.522397 | 3.522397 | 0 | 0 | 0 | - | 2018-10-15 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-2624317-amur 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.

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Last Update Dec 06, 2022 by Jan Krüger

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