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

NEOS Server Submission | 2340 | 4179 | 5.99456e-03 | easy | neos-pseudoapplication-80 | -195 | neos-1171737.mps.gz |

Instance coming from the NEOS Server with unknown application

Imported from MIPLIB2010.

Detailed explanation of the following tables can be found here.

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

Variables | 2340 | 2340 |

Constraints | 4179 | 4179 |

Binaries | 1170 | 1170 |

Integers | 0 | 0 |

Continuous | 1170 | 1170 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.00599456 | 0.00599456 |

Nonzeroes | 58620 | 58620 |

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

Total | 4179 | 4179 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 0 | 0 |

Precedence | 0 | 0 |

Variable Bound | 1320 | 1320 |

Set Partitioning | 0 | 0 |

Set Packing | 390 | 390 |

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 | 2469 | 2469 |

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 | 1.491362 | ||||

Constraint % | 1.36396 | 1.36396 | 1.36396 | 1.36396 | |

Variable % | 3.33333 | 3.33333 | 3.33333 | 3.33333 | |

Score | 0.395549 |

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 | -195 | -195 | 0 | 0 | 0 | - | 2018-10-12 | Solution imported from MIPLIB2010. |

2 | -195 | -195 | 0 | 0 | 0 | - | 2018-10-29 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to neos-1171737 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-885086 | easy | 4860 | 2430 | 0 | 2430 | 11574 | 248310 | NEOS Server Submission | neos-pseudoapplication-8 | -243 | benchmark_suitable variable_bound set_packing mixed_binary |

neos-1442119 | easy | 728 | 364 | 0 | 364 | 1524 | 6692 | NEOS Server Submission | neos-pseudoapplication-8 | -181.000000000003 | decomposition benchmark_suitable variable_bound mixed_binary |

neos-1171448 | easy | 4914 | 2457 | 0 | 2457 | 13206 | 131859 | NEOS Server Submission | neos-pseudoapplication-8 | -309 | benchmark benchmark_suitable variable_bound invariant_knapsack mixed_binary |

neos-1430701 | easy | 312 | 156 | 0 | 156 | 668 | 2868 | NEOS Server Submission | neos-pseudoapplication-8 | -77.0000000000018 | decomposition benchmark_suitable variable_bound mixed_binary |

ns1690781 | open | 5736 | 2880 | 0 | 2856 | 11181 | 262360 | NEOS Server Submission | neos-pseudoapplication-8 | -927.025889150118* | variable_bound set_packing mixed_binary |

```
@misc{neos,
key = {zzz neos},
note = {http://www.neos-server.org},
title = {{NEOS} {S}erver for {O}ptimization},
year = {2011}
}
```

Last Update Aug 11, 2020 by Gabriel Kressin

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