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

NEOS Server Submission | 4926 | 2310 | 1.11784e-03 | open | neos-pseudoapplication-9 | 3121.423334912* | neos-1420790.mps.gz |

Imported from the MIPLIB2010 submissions.

Detailed explanation of the following tables can be found here.

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

Variables | 4926 | 4926 |

Constraints | 2310 | 2310 |

Binaries | 540 | 540 |

Integers | 0 | 0 |

Continuous | 4386 | 4386 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.00111784 | 0.00111784 |

Nonzeroes | 12720 | 12720 |

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

Total | 2310 | 2310 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 0 | 0 |

Precedence | 0 | 0 |

Variable Bound | 0 | 0 |

Set Partitioning | 90 | 90 |

Set Packing | 0 | 0 |

Set Covering | 0 | 0 |

Cardinality | 0 | 0 |

Invariant Knapsack | 0 | 0 |

Equation Knapsack | 0 | 0 |

Bin Packing | 0 | 0 |

Knapsack | 0 | 0 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 2220 | 2220 |

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 | 0.845098 | ||||

Constraint % | 16.0173 | 16.0173 | 16.0173 | 16.0173 | |

Variable % | 16.6667 | 16.6667 | 16.6667 | 16.6667 | |

Score | 0.800866 |

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 | |
---|---|---|---|---|---|---|---|---|---|

2 | 2 | 3121.423 | 0 | 0 | 0 | Robert Ashford and Alkis Vazacopoulus | 2019-12-18 | Found using ODH|CPlex | |

1 | 1 | 3124.686 | 3124.686 | 0 | 0 | 0 | - | 2018-10-11 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-1420790 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-1420546 | open | 26055 | 1125 | 0 | 24930 | 12671 | 67959 | NEOS Server Submission | neos-pseudoapplication-9 | 23011.81329777* | decomposition set_partitioning mixed_binary |

germany50-UUM | open | 6971 | 0 | 88 | 6883 | 2088 | 20737 | MIPLIB submission pool | network_design | 628490* | decomposition aggregations mixed_binary general_linear |

neos-3665875-lesum | easy | 3128 | 320 | 0 | 2808 | 3184 | 10640 | Jeff Linderoth | neos-pseudoapplication-9 | 3274.81 | benchmark_suitable set_covering invariant_knapsack mixed_binary |

rmatr100-p10 | easy | 7359 | 100 | 0 | 7259 | 7260 | 21877 | Dmitry Krushinsky | rmatr | 423 | benchmark benchmark_suitable cardinality mixed_binary |

rmatr100-p5 | easy | 8784 | 100 | 0 | 8684 | 8685 | 26152 | Dmitry Krushinsky | rmatr | 976 | benchmark_suitable cardinality mixed_binary |

`No bibliographic information available`

Last Update Mär 25, 2020 by Gabriel Kressin

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