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

Jennifer Van Dinter | 685130 | 1388052 | 1.92706e-04 | hard | – | 52425028.9449536 | hawaiiv10-130.mps.gz |

Unit commitment model Imported from MIPLIB2010.

Detailed explanation of the following tables can be found here.

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

Variables | 685130 | 678343 |

Constraints | 1388052 | 1248427 |

Binaries | 578444 | 574990 |

Integers | 0 | 0 |

Continuous | 106686 | 103353 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.000192706 | 0.000213891 |

Nonzeroes | 183263000 | 181136000 |

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

Total | 1388052 | 1248427 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 21239 | 0 |

Aggregations | 91 | 91 |

Precedence | 14189 | 6756 |

Variable Bound | 75420 | 71793 |

Set Partitioning | 23 | 20838 |

Set Packing | 1167610 | 1063556 |

Set Covering | 0 | 0 |

Cardinality | 20815 | 0 |

Invariant Knapsack | 0 | 720 |

Equation Knapsack | 0 | 0 |

Bin Packing | 0 | 0 |

Knapsack | 0 | 0 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 88665 | 84673 |

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 | |||||

Constraint % | |||||

Variable % | |||||

Score |

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 | 52425029 | 0 | 1.00e-06 | 0e+00 | Robert Bixby | 2020-02-10 | Solved with Gurobi 9.0 within 362 hours | |

1 | 52471495 | 0 | 5.28e-05 | 3e-07 | - | 2018-10-11 | Solution found during MIPLIB2017 problem selection. |

The following instances are most similar to hawaiiv10-130 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 |
---|---|---|---|---|---|---|---|---|---|---|---|

gmut-75-50 | hard | 68865 | 68859 | 0 | 6 | 2565 | 571475 | Nora Konnyu | gmu | -14180699.047 | variable_bound set_packing mixed_binary |

gmut-76-50 | open | 68865 | 68859 | 0 | 6 | 2586 | 470045 | Nora Konnyu | gmu | -14171893.7789212* | variable_bound set_packing mixed_binary |

gmut-76-40 | open | 24338 | 24332 | 0 | 6 | 2586 | 153017 | Nora Konnyu | gmu | -14169441.78* | variable_bound set_packing mixed_binary |

supportcase31 | open | 488882 | 488760 | 0 | 122 | 26195 | 1833861 | Domenico Salvagnin | – | -3720096.382* | decomposition numerics precedence set_packing invariant_knapsack knapsack mixed_binary |

nb10tb | open | 73340 | 16880 | 0 | 56460 | 150495 | 1172289 | Serge Bisaillon | – | 13796452423.08137* | decomposition numerics aggregations precedence variable_bound set_packing invariant_knapsack binpacking knapsack mixed_binary |

`No bibliographic information available`

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