Submitter | Variables | Constraints | Density | Status | Group | Objective | MPS File |
---|---|---|---|---|---|---|---|
Axel Werner | 48417 | 2187 | 1.88484e-02 | easy | – | 2639942.06 | co-100.mps.gz |
Model from optical access network planning Imported from MIPLIB2010.
Detailed explanation of the following tables can be found here.
Original | Presolved | |
---|---|---|
Variables | 48417 | 47816 |
Constraints | 2187 | 1886 |
Binaries | 48417 | 47816 |
Integers | 0 | 0 |
Continuous | 0 | 0 |
Implicit Integers | 0 | 0 |
Fixed Variables | 0 | 0 |
Nonzero Density | 0.0188484 | 0.0177129 |
Nonzeroes | 1995820 | 1597370 |
Original | Presolved | |
---|---|---|
Total | 2187 | 1886 |
Empty | 0 | 0 |
Free | 0 | 0 |
Singleton | 0 | 0 |
Aggregations | 0 | 0 |
Precedence | 9 | 7 |
Variable Bound | 2 | 0 |
Set Partitioning | 173 | 173 |
Set Packing | 2 | 2 |
Set Covering | 0 | 0 |
Cardinality | 0 | 0 |
Invariant Knapsack | 1 | 0 |
Equation Knapsack | 0 | 0 |
Bin Packing | 1989 | 1693 |
Knapsack | 11 | 11 |
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 | 1.977724 | ||||
Constraint % | 0.0530223 | 0.10266 | 0.0530223 | 4.71898 | |
Variable % | 0.0228614 | 1.03995 | 0.0228614 | 95.62930 | |
Score | 0.051362 |
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 | 2639942 | 2639942 | 0 | 0 | 0 | - | 2018-10-12 | Solution found during MIPLIB2017 problem selection. |
The following instances are most similar to co-100 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-787933 | easy | 236376 | 236376 | 0 | 0 | 1897 | 298320 | NEOS Server Submission | neos-pseudoapplication-36 | 30 | benchmark binary decomposition benchmark_suitable binpacking mixed_binary |
neos-2328163-agri | easy | 2236 | 2236 | 0 | 0 | 1963 | 12740 | Jeff Linderoth | neos-pseudoapplication-36 | 27674 | binary decomposition benchmark_suitable set_partitioning set_packing set_covering cardinality invariant_knapsack binpacking knapsack |
neos-4355351-swalm | open | 21065 | 10530 | 0 | 10535 | 21609 | 371467 | Jeff Linderoth | neos-pseudoapplication-58 | 33.45757454008309* | variable_bound binpacking mixed_binary |
peg-solitaire-a3 | easy | 4552 | 4552 | 0 | 0 | 4587 | 28387 | Hiroshige Dan ; Koichi Fujii | pegsolitaire | 1 | benchmark binary benchmark_suitable aggregations variable_bound set_partitioning cardinality binpacking |
neos-4333464-siret | easy | 2731 | 1363 | 0 | 1368 | 2880 | 27710 | Jeff Linderoth | neos-pseudoapplication-58 | 24.78581995155556 | benchmark_suitable variable_bound binpacking mixed_binary |
@inproceedings{BentzMartensOrlowskiWernerWessaely2010,
author = {W.~Bentz and M.~Martens and S.~Orlowski and A.~Werner and R.~Wess{\"a}ly},
booktitle = {Breitbandversorgung in Deutschland},
language = {German},
publisher = {VDE-Verlag},
series = {ITG-Fachbericht},
title = {{FTTx-PLAN}: {O}ptimierter {A}ufbau von {FTTx-N}etzen},
volume = {220},
year = {2010}
}