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

NEOS Server Submission | 32504 | 14187 | 2.40255e-04 | easy | neos-pseudoapplication-87 | 112.00152 | neos-827175.mps.gz |

Imported from the MIPLIB2010 submissions.

Detailed explanation of the following tables can be found here.

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

Variables | 32504 | 32504 |

Constraints | 14187 | 14187 |

Binaries | 21350 | 21350 |

Integers | 0 | 10332 |

Continuous | 11154 | 822 |

Implicit Integers | 0 | 10332 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.000240255 | 0.000240255 |

Nonzeroes | 110790 | 110790 |

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

Total | 14187 | 14187 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 84 | 84 |

Precedence | 0 | 0 |

Variable Bound | 0 | 0 |

Set Partitioning | 28 | 28 |

Set Packing | 0 | 1708 |

Set Covering | 0 | 0 |

Cardinality | 62 | 10310 |

Invariant Knapsack | 0 | 0 |

Equation Knapsack | 0 | 0 |

Bin Packing | 1830 | 1830 |

Knapsack | 0 | 0 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 12183 | 143 |

General Linear | 0 | 84 |

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 | 2.315970 | ||||

Constraint % | 0.00705 | 0.478765 | 0.803553 | 0.803553 | |

Variable % | 0.00615 | 0.485347 | 0.815284 | 0.815284 | |

Score | 0.978262 |

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 | 112.0015 | 112.0015 | 0 | 0 | 0 | - | 2018-10-11 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-827175 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 |
---|---|---|---|---|---|---|---|---|---|---|---|

neos-826224 | easy | 41820 | 27540 | 0 | 14280 | 17266 | 127840 | NEOS Server Submission | neos-pseudoapplication-87 | 121 | decomposition set_partitioning set_packing cardinality binpacking mixed_binary |

neos-826650 | easy | 5912 | 5792 | 0 | 120 | 2414 | 20440 | NEOS Server Submission | neos-pseudoapplication-87 | 29 | decomposition benchmark_suitable aggregations set_partitioning set_packing cardinality binpacking mixed_binary general_linear |

nu120-pr12 | easy | 5868 | 5832 | 36 | 0 | 2313 | 17712 | MIPLIB submission pool | nus-prxy | 42215 | decomposition aggregations variable_bound cardinality general_linear |

nu25-pr12 | easy | 5868 | 5832 | 36 | 0 | 2313 | 17712 | MIPLIB submission pool | nus-prxy | 53905 | benchmark decomposition benchmark_suitable aggregations variable_bound cardinality general_linear |

nu120-pr9 | easy | 7350 | 7308 | 42 | 0 | 2220 | 22176 | MIPLIB submission pool | nus-prxy | 24945 | decomposition numerics aggregations variable_bound cardinality general_linear |

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Last Update Mai 20, 2021 by Philipp Wellner

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