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

Q. Chen | 220686 | 76342 | 5.10229e-05 | easy | -- | 1.0481e+11 | npmv07.mps.gz |

Unknown application

Imported from MIPLIB2010.

Detailed explanation of the following tables can be found here.

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

Variables | 220686 | 213798 |

Constraints | 76342 | 75334 |

Binaries | 1880 | 1880 |

Integers | 0 | 0 |

Continuous | 218806 | 211918 |

Implicit Integers | 0 | 0 |

Fixed Variables | 5880 | 0 |

Nonzero Density | 5.10229e-05 | 5.24883e-05 |

Nonzeroes | 859614 | 845390 |

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

Total | 76342 | 75334 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 728 | 0 |

Aggregations | 0 | 616 |

Precedence | 0 | 0 |

Variable Bound | 52640 | 52640 |

Set Partitioning | 0 | 0 |

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 | 22974 | 22078 |

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 | 3.397419 | ||||

Constraint % | 0.001330 | 0.0283226 | 0.0371678 | 0.0371678 | |

Variable % | 0.000935 | 0.0055200 | 0.0070200 | 0.0070200 | |

Score | 0.706883 |

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 | 104809812544 | 104809836625 | 0 | 1.94e-05 | 0.0017309 | - | 2018-10-13 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to npmv07 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 |
---|---|---|---|---|---|---|---|---|---|---|---|

Test3 | easy | 72215 | 33143 | 0 | 39072 | 50680 | 617867 | MIPLIB submission pool | -- | 2673520.21135 | numerics aggregations variable_bound set_partitioning binpacking knapsack mixed_binary |

bharat | open | 590519 | 122614 | 0 | 467905 | 1299953 | 3565460 | Gavin Goodall | -- | 4193333.93287* | numerics aggregations precedence variable_bound mixed_binary |

misc04inf | easy | 4897 | 30 | 0 | 4867 | 1726 | 17253 | MIPLIB submission pool | misc | Infeasible | infeasible aggregations precedence variable_bound set_packing mixed_binary general_linear |

gasprod2-1 | easy | 29568 | 7389 | 0 | 22179 | 73448 | 282846 | Andrew Stamps | gasprod | 1628548.2968 | numerics aggregations precedence variable_bound invariant_knapsack binpacking mixed_binary |

neos-5273874-yomtsa | hard | 136971 | 232 | 0 | 136739 | 486492 | 1955350 | Hans Mittelmann | neos-pseudoapplication-19 | 0 | aggregations variable_bound set_partitioning set_packing cardinality mixed_binary |

```
@misc{coral,
key = {zzz coral},
note = {http://coral.ie.lehigh.edu/data-sets/mixed-integer-instances/},
title = {{COR@L} {MIP} {I}nstances},
year = {2010}
}
```

Last Update Nov 16, 2020 by Philipp Wellner

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