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

NEOS Server Submission | 4140 | 2115 | 9.30209e-04 | easy | neos-pseudoapplication-89 | 571844066711 | neos-1112782.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 | 4140 | 4050 |

Constraints | 2115 | 2070 |

Binaries | 2070 | 2025 |

Integers | 0 | 0 |

Continuous | 2070 | 2025 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.000930209 | 0.000960816 |

Nonzeroes | 8145 | 8055 |

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

Total | 2115 | 2070 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 0 | 0 |

Precedence | 0 | 0 |

Variable Bound | 2070 | 2025 |

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 | 45 | 45 |

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 | 3.306639 | ||||

Constraint % | 0.0483092 | 0.0483092 | 0.0483092 | 0.0483092 | |

Variable % | 0.0488400 | 0.0488400 | 0.0488400 | 0.0488400 | |

Score | 0.977783 |

Find solutions below. Download the archive containing all solutions from the Download page.

`## Warning in lapply(df["exactobjval"], as.numeric): NAs introduced by coercion`

ID | Objective | Exact | Int. Viol | Cons. Viol | Obj. Viol | Submitter | Date | Description |
---|---|---|---|---|---|---|---|---|

2 | 571844066711 | 2e-07 | 2e-07 | 0.0003700 | - | 2018-10-12 | Solution found during MIPLIB2017 problem selection. | |

1 | 572103066654 | 572103066654 | 0e+00 | 0e+00 | 0.0002008 | - | 2018-10-12 | Solution imported from MIPLIB2010. |

The following instances are most similar to neos-1112782 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-1112787 | easy | 3280 | 1640 | 0 | 1640 | 1680 | 6440 | NEOS Server Submission | neos-pseudoapplication-89 | 564772773667 | decomposition numerics variable_bound mixed_binary |

p500x2988 | easy | 5976 | 2988 | 0 | 2988 | 3488 | 11952 | MIPLIB submission pool | pr_product | 71835.999996 | decomposition benchmark_suitable variable_bound mixed_binary |

p200x1188c | easy | 2376 | 1188 | 0 | 1188 | 1388 | 4752 | MIPLIB submission pool | pr_product | 15078 | benchmark decomposition benchmark_suitable variable_bound mixed_binary |

p500x2988c | easy | 5976 | 2988 | 0 | 2988 | 3488 | 11952 | MIPLIB submission pool | pr_product | 15215 | decomposition variable_bound mixed_binary |

k16x240b | easy | 480 | 240 | 0 | 240 | 256 | 960 | MIPLIB submission pool | fixed-cost-network-flow | 11392.99999884458 | decomposition benchmark_suitable 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 2024 by Julian Manns

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