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

NEOS Server Submission | 534 | 1321 | 6.28992e-02 | easy | neos-pseudoapplication-76 | 492.5144492879 | neos-480878.mps.gz |

Imported from the MIPLIB2010 submissions.

Detailed explanation of the following tables can be found here.

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

Variables | 534 | 522 |

Constraints | 1321 | 1321 |

Binaries | 189 | 189 |

Integers | 0 | 0 |

Continuous | 345 | 333 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.0628992 | 0.0643452 |

Nonzeroes | 44370 | 44370 |

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

Total | 1321 | 1321 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 0 | 0 |

Precedence | 0 | 0 |

Variable Bound | 253 | 253 |

Set Partitioning | 12 | 12 |

Set Packing | 12 | 20 |

Set Covering | 0 | 0 |

Cardinality | 0 | 0 |

Invariant Knapsack | 2 | 4 |

Equation Knapsack | 0 | 0 |

Bin Packing | 0 | 0 |

Knapsack | 10 | 0 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 1032 | 1032 |

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 | 1.414973 | ||||

Constraint % | 0.0757002 | 3.23391 | 0.151400 | 78.1226 | |

Variable % | 0.5747130 | 3.21839 | 0.766284 | 63.7931 | |

Score | 0.309914 |

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 | 492.5144 | 492.5144 | 0 | 0 | 0 | - | 2018-10-11 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-480878 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 |
---|---|---|---|---|---|---|---|---|---|---|---|

ran14x18-disj-8 | easy | 504 | 252 | 0 | 252 | 447 | 10277 | J. Aronson | ran | 3712 | benchmark benchmark_suitable variable_bound set_covering mixed_binary |

g503inf | easy | 48 | 24 | 0 | 24 | 41 | 144 | MIPLIB submission pool | – | Infeasible | infeasible variable_bound binpacking knapsack mixed_binary |

neos-4290317-perth | open | 54708 | 1042 | 0 | 53666 | 65580 | 398380 | Jeff Linderoth | neos-pseudoapplication-76 | 3017259.469804598* | decomposition numerics aggregations precedence variable_bound mixed_binary |

neos-848198 | open | 10164 | 462 | 0 | 9702 | 924 | 29106 | NEOS Server Submission | neos-pseudoapplication-3 | 51797.0* | mixed_binary |

beavma | easy | 390 | 195 | 0 | 195 | 372 | 975 | MIPLIB submission pool | – | 383285 | decomposition aggregations variable_bound set_packing mixed_binary |

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