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

NEOS Server Submission | 12000 | 14401 | 1.47505e-02 | easy | neos-pseudoapplication-67 | 190021 | ns2034125.mps.gz |

Imported from the MIPLIB2010 submissions.

Detailed explanation of the following tables can be found here.

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

Variables | 12000 | 11437 |

Constraints | 14401 | 13667 |

Binaries | 9000 | 8503 |

Integers | 0 | 0 |

Continuous | 3000 | 2934 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.0147505 | 0.0152928 |

Nonzeroes | 2549070 | 2390410 |

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

Total | 14401 | 13667 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 1 | 0 |

Aggregations | 0 | 0 |

Precedence | 0 | 299 |

Variable Bound | 29 | 24 |

Set Partitioning | 0 | 0 |

Set Packing | 0 | 0 |

Set Covering | 0 | 0 |

Cardinality | 0 | 0 |

Invariant Knapsack | 0 | 2635 |

Equation Knapsack | 0 | 0 |

Bin Packing | 0 | 0 |

Knapsack | 0 | 0 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 14371 | 10709 |

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 | 0.301030 | ||||

Constraint % | 78.3436 | 78.3436 | 78.3436 | 78.3436 | |

Variable % | 71.7224 | 71.7224 | 71.7224 | 71.7224 | |

Score | 0.221537 |

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 | 190021 | 0 | 0 | 0 | 0 | - | 2018-10-11 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to ns2034125 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 |
---|---|---|---|---|---|---|---|---|---|---|---|

van | open | 12481 | 192 | 0 | 12289 | 27331 | 487296 | C. Mannino, E. Parrello | – | 4.57384993378808* | precedence variable_bound mixed_binary |

supportcase41 | open | 4725 | 2000 | 0 | 2725 | 28923 | 221321 | Domenico Salvagnin | – | 32.03376809388* | precedence variable_bound mixed_binary |

supportcase34 | easy | 17879 | 11196 | 6682 | 1 | 15170 | 748887 | Domenico Salvagnin | – | 83.99999986 | benchmark_suitable aggregations precedence variable_bound set_partitioning cardinality invariant_knapsack knapsack integer_knapsack mixed_binary general_linear |

ns1830653 | easy | 1629 | 1458 | 0 | 171 | 2932 | 100933 | NEOS Server Submission | neos-pseudoapplication-110 | 20622 | benchmark benchmark_suitable variable_bound set_partitioning set_packing cardinality invariant_knapsack knapsack mixed_binary |

neos-3218348-suir | easy | 7022 | 7006 | 0 | 16 | 1320 | 221881 | Jeff Linderoth | neos-pseudoapplication-72 | Infeasible | infeasible decomposition aggregations set_partitioning invariant_knapsack equation_knapsack mixed_binary |

`No bibliographic information available`

Last Update Feb 25, 2020 by Gabriel Kressin

generated with R Markdown

© 2019 by Konrad-Zuse-Zentrum für Informationstechnik Berlin (ZIB)

Imprint