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

Jeff Linderoth | 961401 | 163001 | 1.63975e-03 | open | neos-pseudoapplication-67 | 26192754* | neos-4535459-waipa.mps.gz |

Detailed explanation of the following tables can be found here.

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

Variables | 961401 | 961401 |

Constraints | 163001 | 163001 |

Binaries | 640000 | 640000 |

Integers | 0 | 0 |

Continuous | 321401 | 321401 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.00163975 | 0.00163975 |

Nonzeroes | 256963000 | 256963000 |

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

Total | 163001 | 163001 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 0 | 0 |

Precedence | 800 | 800 |

Variable Bound | 800 | 800 |

Set Partitioning | 1600 | 1600 |

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 | 159801 | 159801 |

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.

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

1 | 26192754 | 0 | 0 | 0 | Robert Ashford and Alkis Vazacopoulos | 2019-11-15 | Found by the Optimization Direct Heuristic and CPLEX |

The following instances are most similar to neos-4535459-waipa 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 |
---|---|---|---|---|---|---|---|---|---|---|---|

ns2034125 | easy | 12000 | 9000 | 0 | 3000 | 14401 | 2549070 | NEOS Server Submission | neos-pseudoapplication-67 | 190021 | numerics precedence variable_bound invariant_knapsack mixed_binary |

zeil | open | 70116 | 5314 | 0 | 64802 | 81558 | 1628940 | Andreas Bärmann | – | 1169.939* | precedence variable_bound mixed_binary |

bppc6-02 | open | 4784 | 4782 | 0 | 2 | 309 | 188143 | Manuel Iori | bppc | 116* | set_partitioning mixed_binary |

supportcase19 | hard | 1429098 | 1311292 | 117806 | 0 | 10713 | 4287090 | Michael Winkler | – | 12677206 | benchmark benchmark_suitable variable_bound set_partitioning set_covering general_linear |

dws012-03 | open | 76068 | 44616 | 0 | 31452 | 38484 | 389304 | Philipp Leise | dws | 148877.4171892* | precedence variable_bound set_partitioning set_packing invariant_knapsack mixed_binary |

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Last Update Mai 28, 2020 by Gabriel Kressin

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