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

NEOS Server Submission | 175219 | 93291 | 2.14383e-05 | hard | neos-pseudoapplication-61 | 48.60790603143 | neos-872648.mps.gz |

Imported from the MIPLIB2010 submissions. The instance was solved using up to 48 threads in 4000 sec. using Gurobi 9.0

Detailed explanation of the following tables can be found here.

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

Variables | 175219 | 175151 |

Constraints | 93291 | 93265 |

Binaries | 87575 | 87575 |

Integers | 0 | 0 |

Continuous | 87644 | 87576 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 2.14383e-05 | 2.14428e-05 |

Nonzeroes | 350438 | 350278 |

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

Total | 93291 | 93265 |

Empty | 0 | 0 |

Free | 0 | 0 |

Singleton | 0 | 0 |

Aggregations | 0 | 0 |

Precedence | 818 | 795 |

Variable Bound | 87575 | 87584 |

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 | 4898 | 4886 |

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 | 4.938470 | ||||

Constraint % | 0.00107 | 0.00109 | 0.00107 | 0.00429 | |

Variable % | 0.00114 | 0.00115 | 0.00114 | 0.00228 | |

Score | 0.947601 |

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 | 48.60791 | 3e-07 | 0 | 0 | - | 2018-10-11 | Solution found during MIPLIB2017 problem selection. | |

2 | 48.60791 | 0e+00 | 0 | 0 | Hans Mittelmann | 2019-12-09 | Optimal solution found with Gurobi 9.0 using up to 48 threads in 4000 sec. |

The following instances are most similar to neos-872648 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-873061 | easy | 175288 | 87644 | 0 | 87644 | 93360 | 350576 | NEOS Server Submission | neos-pseudoapplication-61 | 113.6562385063 | benchmark decomposition benchmark_suitable precedence variable_bound mixed_binary |

neos-3755335-nizao | easy | 40938 | 5226 | 0 | 35712 | 111026 | 547794 | Jeff Linderoth | neos-pseudoapplication-61 | 50.0301565326 | benchmark_suitable precedence variable_bound set_partitioning set_packing invariant_knapsack binpacking knapsack mixed_binary |

neos-3759587-noosa | easy | 27029 | 4289 | 0 | 22740 | 72104 | 318169 | Jeff Linderoth | neos-pseudoapplication-61 | 48.334467769 | benchmark_suitable precedence variable_bound set_partitioning set_packing invariant_knapsack binpacking knapsack mixed_binary |

in | hard | 1449074 | 1489 | 0 | 1447585 | 1526202 | 6811639 | Armin Fuegenschuh | -- | 58 | aggregations variable_bound mixed_binary |

supportcase37 | easy | 20047 | 1484 | 0 | 18563 | 59023 | 135627 | Domenico Salvagnin | -- | -1048.96 | benchmark_suitable aggregations precedence variable_bound set_partitioning set_packing invariant_knapsack mixed_binary |

`No bibliographic information available`

Last Update Mai 20, 2021 by Philipp Wellner

generated with R Markdown

© 2020 by Konrad-Zuse-Zentrum für Informationstechnik Berlin (ZIB)

Imprint