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

NEOS Server Submission | 87268 | 85808 | 9.11257e-05 | easy | neos-pseudoapplication-62 | 169795.259907 | neos-876808.mps.gz |

Imported from the MIPLIB2010 submissions.

Detailed explanation of the following tables can be found here.

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

Variables | 87268 | 87268 |

Constraints | 85808 | 85808 |

Binaries | 87268 | 87268 |

Integers | 0 | 0 |

Continuous | 0 | 0 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 9.11257e-05 | 9.07294e-05 |

Nonzeroes | 682376 | 679408 |

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

Total | 85808 | 85808 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 292 | 292 |

Precedence | 0 | 0 |

Variable Bound | 0 | 0 |

Set Partitioning | 0 | 0 |

Set Packing | 292 | 292 |

Set Covering | 292 | 292 |

Cardinality | 0 | 0 |

Invariant Knapsack | 0 | 5100 |

Equation Knapsack | 0 | 0 |

Bin Packing | 0 | 0 |

Knapsack | 0 | 66152 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 84932 | 13680 |

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 | 2.466868 | ||||

Constraint % | 0.333302 | 0.341300 | 0.341460 | 0.341460 | |

Variable % | 0.334601 | 0.342466 | 0.342623 | 0.342623 | |

Score | 0.993184 |

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 | 169795.3 | 169795.3 | 0 | 0 | 0 | - | 2018-10-11 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-876808 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 | Status | Variables | Binaries | Integers | Continuous | Constraints | Nonz. | Submitter | Group | Objective | Tags |
---|---|---|---|---|---|---|---|---|---|---|---|

s1234 | hard | 2945 | 2945 | 0 | 0 | 8418 | 44641 | Siwei Sun | SiweiSun | 29 | binary precedence set_covering invariant_knapsack binpacking knapsack |

neos-4954274-beardy | hard | 12865 | 12865 | 0 | 0 | 17359 | 140082 | Jeff Linderoth | neos-pseudoapplication-62 | 20946.48 | binary decomposition variable_bound set_partitioning set_packing set_covering cardinality invariant_knapsack binpacking knapsack |

circ10-3 | open | 2700 | 2700 | 0 | 0 | 42620 | 307320 | M. Winkler | – | 258.0* | binary decomposition precedence variable_bound set_partitioning set_packing invariant_knapsack knapsack mixed_binary |

bnatt500 | easy | 4500 | 4500 | 0 | 0 | 7029 | 27203 | Tatsuya Akutsu | bnatt | Infeasible | benchmark infeasible binary benchmark_suitable precedence set_covering invariant_knapsack binpacking knapsack |

bnatt400 | easy | 3600 | 3600 | 0 | 0 | 5614 | 21698 | Tatsuya Akutsu | bnatt | 1 | benchmark binary benchmark_suitable precedence set_covering invariant_knapsack binpacking knapsack |

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