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

NEOS Server Submission | 5495 | 5890 | 1.4534e-03 | easy | neos-pseudoapplication-12 | -751.0000000645 | neos-1223462.mps.gz |

Imported from the MIPLIB2010 submissions.

Detailed explanation of the following tables can be found here.

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

Variables | 5495 | 5425 |

Constraints | 5890 | 5890 |

Binaries | 5180 | 5180 |

Integers | 315 | 245 |

Continuous | 0 | 0 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.00145340 | 0.00147215 |

Nonzeroes | 47040 | 47040 |

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

Total | 5925 | 5925 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 0 | 0 |

Precedence | 0 | 0 |

Variable Bound | 760 | 760 |

Set Partitioning | 54 | 54 |

Set Packing | 2655 | 2655 |

Set Covering | 0 | 0 |

Cardinality | 50 | 50 |

Invariant Knapsack | 916 | 1156 |

Equation Knapsack | 0 | 455 |

Bin Packing | 0 | 0 |

Knapsack | 335 | 515 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 875 | 0 |

General Linear | 280 | 280 |

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 | 0.7781512 | ||||

Constraint % | 15.7468 | 15.7468 | 15.7468 | 15.7468 | |

Variable % | 18.6169 | 18.6169 | 18.6169 | 18.6169 | |

Score | 0.6397350 |

Find solutions below. Download the archive containing all solutions from the Download page.

`## Warning in lapply(df["exactobjval"], as.numeric): NAs introduced by coercion`

ID | Objective | Exact | Int. Viol | Cons. Viol | Obj. Viol | Submitter | Date | Description |
---|---|---|---|---|---|---|---|---|

1 | -751 | 0 | 0 | 0 | - | 2018-10-11 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-1223462 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 2024 by Julian Manns

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