Submitter | Variables | Constraints | Density | Status | Group | Objective | MPS File |
---|---|---|---|---|---|---|---|
NEOS Server Submission | 9522 | 361 | 2.10494e-02 | easy | neos-pseudoapplication-23 | 25467.99999999995 | neos-820879.mps.gz |
Imported from the MIPLIB2010 submissions.
Detailed explanation of the following tables can be found here.
Original | Presolved | |
---|---|---|
Variables | 9522 | 9522 |
Constraints | 361 | 361 |
Binaries | 9522 | 9522 |
Integers | 0 | 0 |
Continuous | 0 | 0 |
Implicit Integers | 0 | 0 |
Fixed Variables | 0 | 0 |
Nonzero Density | 0.0210494 | 0.0210494 |
Nonzeroes | 72356 | 72356 |
Original | Presolved | |
---|---|---|
Total | 361 | 361 |
Empty | 0 | 0 |
Free | 0 | 0 |
Singleton | 0 | 0 |
Aggregations | 0 | 0 |
Precedence | 0 | 0 |
Variable Bound | 0 | 0 |
Set Partitioning | 72 | 72 |
Set Packing | 0 | 0 |
Set Covering | 133 | 133 |
Cardinality | 138 | 138 |
Invariant Knapsack | 0 | 0 |
Equation Knapsack | 0 | 0 |
Bin Packing | 0 | 0 |
Knapsack | 2 | 2 |
Integer Knapsack | 0 | 0 |
Mixed Binary | 16 | 16 |
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 | 0.4771212 | ||||
Constraint % | 39.3352 | 40.5817 | 40.5817 | 41.8283 | |
Variable % | 50.0000 | 50.0000 | 50.0000 | 50.0000 | |
Score | 0.4058170 |
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 | 25468 | 25468 | 0 | 0 | 0 | - | 2018-10-11 | Solution found during MIPLIB2017 problem selection. |
The following instances are most similar to neos-820879 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
ns1456591 | open | 8399 | 8000 | 19 | 380 | 1997 | 199862 | NEOS Server Submission | neos-pseudoapplication-52 | 988.1405440676191* | set_partitioning cardinality mixed_binary general_linear |
nursesched-sprint02 | easy | 10250 | 10230 | 20 | 0 | 3522 | 204000 | Haroldo Gambini Santos | nursescheduling | 57.99999999999999 | benchmark benchmark_suitable set_partitioning set_packing cardinality invariant_knapsack general_linear |
misc07 | easy | 260 | 259 | 0 | 1 | 212 | 8619 | MIPLIB submission pool | misc | 2810 | set_partitioning set_packing set_covering cardinality invariant_knapsack binpacking general_linear |
nursesched-medium04 | easy | 29667 | 29613 | 54 | 0 | 8668 | 621829 | Haroldo Gambini Santos | nursescheduling | 237 | decomposition benchmark_suitable set_partitioning set_packing set_covering cardinality invariant_knapsack general_linear |
p0201 | easy | 201 | 201 | 0 | 0 | 133 | 1923 | MIPLIB submission pool | pfour | 7614.999999999997 | binary set_packing set_covering invariant_knapsack knapsack mixed_binary |
No bibliographic information available