Submitter | Variables | Constraints | Density | Status | Group | Objective | MPS File |
---|---|---|---|---|---|---|---|
Hans Mittelmann | 23310 | 23458 | 3.13702e-04 | open | neos-pseudoapplication-102 | 65505.2005752763* | neos-5266653-tugela.mps.gz |
Seem to be VRP output from 2-hour runs of Gurobi on 12 threads is included
Detailed explanation of the following tables can be found here.
Original | Presolved | |
---|---|---|
Variables | 23310 | 22074 |
Constraints | 23458 | 21754 |
Binaries | 22662 | 21438 |
Integers | 0 | 0 |
Continuous | 648 | 636 |
Implicit Integers | 0 | 0 |
Fixed Variables | 0 | 0 |
Nonzero Density | 0.000313702 | 0.000351967 |
Nonzeroes | 171534 | 169014 |
Original | Presolved | |
---|---|---|
Total | 23458 | 21754 |
Empty | 0 | 0 |
Free | 0 | 0 |
Singleton | 1296 | 0 |
Aggregations | 0 | 0 |
Precedence | 24 | 24 |
Variable Bound | 0 | 0 |
Set Partitioning | 70 | 70 |
Set Packing | 0 | 0 |
Set Covering | 0 | 0 |
Cardinality | 612 | 612 |
Invariant Knapsack | 0 | 0 |
Equation Knapsack | 0 | 0 |
Bin Packing | 27 | 27 |
Knapsack | 9 | 9 |
Integer Knapsack | 0 | 0 |
Mixed Binary | 21420 | 21012 |
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 | 1.278754 | ||||
Constraint % | 5.48865 | 5.54074 | 5.48865 | 5.64494 | |
Variable % | 5.55254 | 5.55405 | 5.55254 | 5.55707 | |
Score | 0.941941 |
Find solutions below. Download the archive containing all solutions from the Download page.
## Warning in lapply(df["exactobjval"], as.numeric): NAs introduced by coercion
ID | Objective | Exact | Int. Viol | Cons. Viol | Obj. Viol | Submitter | Date | Description |
---|---|---|---|---|---|---|---|---|
3 | 65505.20 | 9e-07 | 9e-07 | 0 | Edward Rothberg | 2019-12-13 | Obtained with Gurobi 9.0 | |
2 | 67064.90 | 0e+00 | 0e+00 | 0 | Robert Ashford and Alkis Vazacopoulus | 2019-12-18 | Found using ODH|CPlex | |
1 | 68264.43 | 68264.43 | 0e+00 | 0e+00 | 0 | - | 2018-10-12 | Solution found during MIPLIB2017 problem selection. |
The following instances are most similar to neos-5266653-tugela 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-5260764-orauea | hard | 12940 | 12580 | 0 | 360 | 12304 | 82620 | Hans Mittelmann | neos-pseudoapplication-102 | 82593.16768840607 | decomposition variable_bound set_partitioning cardinality binpacking knapsack mixed_binary |
neos-5261882-treska | hard | 2900 | 2730 | 0 | 170 | 2971 | 19342 | Hans Mittelmann | neos-pseudoapplication-102 | 51614.874 | decomposition precedence set_partitioning cardinality binpacking knapsack mixed_binary |
ns1905797 | open | 18192 | 17676 | 4 | 512 | 51884 | 239700 | NEOS Server Submission | neos-pseudoapplication-102 | no_solution aggregations precedence variable_bound set_partitioning cardinality mixed_binary general_linear | |
neos-1456979 | easy | 4605 | 4245 | 180 | 180 | 6770 | 36440 | NEOS Server Submission | neos-pseudoapplication-102 | 176 | benchmark decomposition benchmark_suitable variable_bound set_partitioning set_packing cardinality knapsack mixed_binary general_linear |
neos-2294525-abba | easy | 10842 | 10086 | 0 | 756 | 11122 | 80010 | Jeff Linderoth | neos-pseudoapplication-46 | 321.1522319 | decomposition precedence set_partitioning cardinality mixed_binary |
No bibliographic information available