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

Juan Javier Domínguez Moreno | 1405278 | 4308353 | 1.95829e-06 | easy | – | Infeasible | uc720-7-4-4-8.mps.gz |

Margin maximization at unit commitment for several hydropower, pumping and thermal units

Detailed explanation of the following tables can be found here.

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

Variables | 1405278 | 1294772 |

Constraints | 4308353 | 3672550 |

Binaries | 269009 | 254570 |

Integers | 0 | 0 |

Continuous | 1136269 | 1040202 |

Implicit Integers | 0 | 0 |

Fixed Variables | 29557 | 0 |

Nonzero Density | 1.95829e-06 | 2.24198e-06 |

Nonzeroes | 11856400 | 10660900 |

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

Total | 4308353 | 3672550 |

Empty | 82072 | 0 |

Free | 0 | 0 |

Singleton | 150964 | 0 |

Aggregations | 23790 | 27389 |

Precedence | 455656 | 335603 |

Variable Bound | 2256335 | 2067180 |

Set Partitioning | 8361 | 12680 |

Set Packing | 8628 | 8627 |

Set Covering | 28112 | 0 |

Cardinality | 20160 | 12241 |

Invariant Knapsack | 0 | 28112 |

Equation Knapsack | 0 | 0 |

Bin Packing | 1442 | 1442 |

Knapsack | 0 | 0 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 1272833 | 1179276 |

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 |

No solution available for uc720-7-4-4-8 .

The following instances are most similar to uc720-7-4-4-8 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 | Variables | Binaries | Integers | Continuous | Constraints | Nonz. | Submitter | Group | Status | Objective |
---|---|---|---|---|---|---|---|---|---|---|

bharat | 590519 | 122614 | 0 | 467905 | 1299953 | 3565460 | Gavin Goodall | – | open | 4193333.93287* |

nj3 | 85224 | 14280 | 0 | 70944 | 118986 | 377422 | Jonathan Eckstein | nj | open | |

nj2 | 85224 | 14280 | 0 | 70944 | 118975 | 364332 | Jonathan Eckstein | nj | open | |

nj1 | 78084 | 14280 | 0 | 63804 | 97579 | 321540 | Jonathan Eckstein | nj | open | |

minutedispatchstrategy | 41761 | 20156 | 0 | 21605 | 80194 | 239480 | Mark Husted | – | open | 3109.9034778* |

`No bibliographic information available`

Last Update Nov 19, 2018 by Gregor Hendel

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