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

NEOS Server Submission | 40320 | 3795 | 5.28107e-03 | hard | neos-pseudoapplication-101 | Infeasible | neos-1140050.mps.gz |

Instance coming from the NEOS Server with unknown application. Infeasibility claimed by CPLEX 12.6 and CPLEX 12.6.1 with extreme numerical caution emphasi after 4 and 2 hours computation, respectively.

Imported from MIPLIB2010.

Detailed explanation of the following tables can be found here.

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

Variables | 40320 | 40320 |

Constraints | 3795 | 3795 |

Binaries | 38640 | 38640 |

Integers | 0 | 0 |

Continuous | 1680 | 1680 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.00528107 | 0.00528107 |

Nonzeroes | 808080 | 808080 |

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

Total | 4230 | 4230 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 0 | 0 |

Precedence | 0 | 0 |

Variable Bound | 0 | 0 |

Set Partitioning | 1680 | 1680 |

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 | 2550 | 2550 |

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 | 3.225568 | ||||

Constraint % | 0.0472813 | 0.0472813 | 0.0472813 | 0.0472813 | |

Variable % | 0.0595238 | 0.0595238 | 0.0595238 | 0.0595238 | |

Score | 0.884848 |

No solution available for neos-1140050 .

The following instances are most similar to neos-1140050 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 |
---|---|---|---|---|---|---|---|---|---|---|---|

ns1456591 | open | 8399 | 8000 | 19 | 380 | 1997 | 199862 | NEOS Server Submission | neos-pseudoapplication-52 | 1118.0384627* | set_partitioning cardinality mixed_binary general_linear |

neos-4413714-turia | easy | 190402 | 190201 | 0 | 201 | 2303 | 761756 | Jeff Linderoth | neos-pseudoapplication-67 | 45.3701670199998 | benchmark benchmark_suitable set_partitioning binpacking mixed_binary |

drayage-100-12 | easy | 11090 | 11025 | 0 | 65 | 4630 | 41550 | F. Jordan Srour | drayage | 94941.5891075 | benchmark_suitable precedence set_partitioning mixed_binary |

drayage-25-27 | easy | 11090 | 11025 | 0 | 65 | 4630 | 41550 | F. Jordan Srour | drayage | 102183.505325 | benchmark_suitable precedence set_partitioning mixed_binary |

neos-3699377-maori | easy | 17233 | 1856 | 0 | 15377 | 5587 | 125895 | Jeff Linderoth | neos-pseudoapplication-3 | 135877.224265 | decomposition numerics variable_bound mixed_binary |

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

Last Update Apr 09, 2019 by Gregor Hendel

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