Submitter | Variables | Constraints | Density | Status | Group | Objective | MPS File |
---|---|---|---|---|---|---|---|
Jeff Linderoth | 192 | 1546 | 8.67494e-02 | easy | neos-pseudoapplication-71 | Infeasible | neos-3135526-osun.mps.gz |
Claimed infeasible by most solvers.
Detailed explanation of the following tables can be found here.
Original | Presolved | |
---|---|---|
Variables | 192 | 182 |
Constraints | 1546 | 1516 |
Binaries | 170 | 160 |
Integers | 0 | 0 |
Continuous | 22 | 22 |
Implicit Integers | 0 | 0 |
Fixed Variables | 0 | 0 |
Nonzero Density | 0.0867494 | 0.0930369 |
Nonzeroes | 25750 | 25670 |
Original | Presolved | |
---|---|---|
Total | 1546 | 1516 |
Empty | 0 | 0 |
Free | 0 | 0 |
Singleton | 0 | 0 |
Aggregations | 0 | 0 |
Precedence | 40 | 30 |
Variable Bound | 185 | 175 |
Set Partitioning | 2 | 2 |
Set Packing | 10 | 10 |
Set Covering | 0 | 0 |
Cardinality | 20 | 20 |
Invariant Knapsack | 968 | 968 |
Equation Knapsack | 0 | 0 |
Bin Packing | 0 | 0 |
Knapsack | 0 | 0 |
Integer Knapsack | 0 | 0 |
Mixed Binary | 321 | 311 |
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 | 1.146128 | ||||
Constraint % | 0.0659631 | 5.96205 | 1.05541 | 66.8206 | |
Variable % | 3.8461500 | 7.60778 | 3.84615 | 49.4505 | |
Score | 0.440503 |
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 |
---|---|---|---|---|---|---|---|---|
1 | 420 | 1e-05 | 3.77e-05 | 0 | - | 2018-10-11 | Solution found during MIPLIB2017 problem selection. |
The following instances are most similar to neos-3135526-osun 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-3695882-vesdre | open | 6135 | 5955 | 0 | 180 | 191504 | 598115 | Hans Mittelmann | neos-pseudoapplication-71 | 518.3505480226543* | decomposition variable_bound set_partitioning cardinality invariant_knapsack knapsack mixed_binary |
ns930473 | open | 11328 | 11176 | 0 | 152 | 23240 | 121764 | NEOS Server Submission | neos-pseudoapplication-46 | 821466* | variable_bound set_partitioning cardinality mixed_binary |
neos-5182409-nasivi | easy | 2005 | 1600 | 0 | 405 | 580 | 14884 | Jeff Linderoth | neos-pseudoapplication-32 | 301.99999992 | benchmark_suitable aggregations set_partitioning set_packing invariant_knapsack mixed_binary general_linear |
neos-3761878-oglio | easy | 6489 | 1312 | 0 | 5177 | 3871 | 35511 | Jeff Linderoth | neos-pseudoapplication-3 | 422769.02254 | decomposition numerics variable_bound mixed_binary |
neos-3762025-ognon | easy | 4673 | 948 | 0 | 3725 | 2784 | 25384 | Jeff Linderoth | neos-pseudoapplication-3 | 607171.5030499999 | decomposition numerics variable_bound mixed_binary |
No bibliographic information available