Submitter | Variables | Constraints | Density | Status | Group | Objective | MPS File |
---|---|---|---|---|---|---|---|
Jeff Linderoth | 1533 | 1848 | 2.82635e-03 | easy | neos-pseudoapplication-43 | 2612710 | neos-4954672-berkel.mps.gz |
Solved with COPT 7.0 using up to 12 threads in less than 30 minutes.
Detailed explanation of the following tables can be found here.
Original | Presolved | |
---|---|---|
Variables | 1533 | 1071 |
Constraints | 1848 | 1074 |
Binaries | 630 | 168 |
Integers | 0 | 0 |
Continuous | 903 | 903 |
Implicit Integers | 0 | 0 |
Fixed Variables | 0 | 0 |
Nonzero Density | 0.00282635 | 0.00540663 |
Nonzeroes | 8007 | 6219 |
Original | Presolved | |
---|---|---|
Total | 1848 | 1074 |
Empty | 0 | 0 |
Free | 0 | 0 |
Singleton | 0 | 0 |
Aggregations | 18 | 18 |
Precedence | 0 | 0 |
Variable Bound | 798 | 42 |
Set Partitioning | 0 | 0 |
Set Packing | 0 | 0 |
Set Covering | 0 | 0 |
Cardinality | 0 | 0 |
Invariant Knapsack | 0 | 0 |
Equation Knapsack | 0 | 0 |
Bin Packing | 0 | 0 |
Knapsack | 0 | 0 |
Integer Knapsack | 0 | 0 |
Mixed Binary | 1032 | 1014 |
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 | 1.113943 | ||||
Constraint % | 2.23464 | 6.35475 | 5.30726 | 20.9497 | |
Variable % | 1.69602 | 5.02283 | 4.30528 | 15.5251 | |
Score | 0.699285 |
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 | 2612710 | 2612710 | 0 | 0 | 0 | - | 2018-10-11 | Solution found during MIPLIB2017 problem selection. |
The following instances are most similar to neos-4954672-berkel 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
exp-1-500-5-5 | easy | 990 | 250 | 0 | 740 | 550 | 1980 | MIPLIB submission pool | exp_and_fc | 65887 | benchmark benchmark_suitable variable_bound set_packing mixed_binary |
ic97_tension | easy | 703 | 176 | 4 | 523 | 319 | 2070 | MIPLIB submission pool | – | 3942 | benchmark_suitable aggregations mixed_binary general_linear |
dcmulti | easy | 548 | 75 | 0 | 473 | 290 | 1315 | MIPLIB submission pool | – | 188182 | decomposition precedence variable_bound set_packing cardinality invariant_knapsack mixed_binary |
app3 | easy | 3080 | 100 | 0 | 2980 | 766 | 14707 | Emilie Danna | app | 5751714.3289 | variable_bound set_packing mixed_binary |
neos-807639 | easy | 1030 | 80 | 0 | 950 | 1541 | 5520 | NEOS Server Submission | neos-pseudoapplication-79 | 454.1999999999998 | benchmark_suitable aggregations variable_bound set_packing mixed_binary general_linear |
No bibliographic information available