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

Michael Winkler | 304 | 234 | 1.5871e-02 | easy | -- | 288 | supportcase14.mps.gz |

MIP instances collected from Gurobi forum with unknown application

Detailed explanation of the following tables can be found here.

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

Variables | 304 | 257 |

Constraints | 234 | 103 |

Binaries | 304 | 257 |

Integers | 0 | 0 |

Continuous | 0 | 0 |

Implicit Integers | 0 | 0 |

Fixed Variables | 0 | 0 |

Nonzero Density | 0.0158710 | 0.0340372 |

Nonzeroes | 1129 | 901 |

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

Total | 234 | 103 |

Empty | 11 | 0 |

Free | 0 | 0 |

Singleton | 97 | 0 |

Aggregations | 16 | 11 |

Precedence | 0 | 0 |

Variable Bound | 5 | 3 |

Set Partitioning | 34 | 30 |

Set Packing | 19 | 17 |

Set Covering | 0 | 0 |

Cardinality | 52 | 42 |

Invariant Knapsack | 0 | 0 |

Equation Knapsack | 0 | 0 |

Bin Packing | 0 | 0 |

Knapsack | 0 | 0 |

Integer Knapsack | 0 | 0 |

Mixed Binary | 0 | 0 |

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 | 1.322219 | ||||

Constraint % | 0.980392 | 1.51961 | 0.980392 | 8.82353 | |

Variable % | 0.769231 | 2.73077 | 1.923080 | 8.46154 | |

Score | 0.295287 |

No solution available for supportcase14 .

The following instances are most similar to supportcase14 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 |
---|---|---|---|---|---|---|---|---|---|---|---|

supportcase16 | easy | 319 | 319 | 0 | 0 | 130 | 1076 | Michael Winkler | -- | 288 | binary aggregations variable_bound set_partitioning set_packing cardinality |

lr1dr02vc05v8a-t360 | open | 20810 | 12174 | 6471 | 2165 | 7560 | 58950 | Dimitri Papageorgiou | maritime | 123046.81493703081* | aggregations variable_bound set_partitioning set_packing cardinality mixed_binary general_linear |

b-ball | easy | 100 | 88 | 0 | 12 | 30 | 209 | Christopher Cullenbine | -- | -1.50000000000001 | benchmark_suitable precedence cardinality mixed_binary |

rococoB10-011000 | easy | 4456 | 4320 | 136 | 0 | 1667 | 16517 | A. Chabrier, E. Danna, C. Le Pape, L. Perron | rococo | 19449 | benchmark decomposition benchmark_suitable precedence set_partitioning cardinality general_linear |

qnet1 | easy | 1541 | 1288 | 129 | 124 | 503 | 4622 | MIPLIB submission pool | -- | 16029.692681 | aggregations precedence variable_bound set_partitioning set_covering cardinality general_linear |

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Last Update Mai 20, 2021 by Philipp Wellner

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