Submitter | Variables | Constraints | Density | Status | Group | Objective | MPS File |
---|---|---|---|---|---|---|---|
A. Atamtürk | 2550 | 1062 | 3.6557e-03 | easy | nxy-z | 8104.999999993999 | n5-3.mps.gz |
Capacitated network design problem Imported from the MIPLIB2010 submissions.
Detailed explanation of the following tables can be found here.
Original | Presolved | |
---|---|---|
Variables | 2550 | 2550 |
Constraints | 1062 | 1062 |
Binaries | 0 | 0 |
Integers | 150 | 150 |
Continuous | 2400 | 2400 |
Implicit Integers | 0 | 0 |
Fixed Variables | 0 | 0 |
Nonzero Density | 0.0036557 | 0.0036557 |
Nonzeroes | 9900 | 9900 |
Original | Presolved | |
---|---|---|
Total | 1062 | 1062 |
Empty | 0 | 0 |
Free | 0 | 0 |
Singleton | 0 | 0 |
Aggregations | 144 | 144 |
Precedence | 0 | 0 |
Variable Bound | 0 | 0 |
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 | 818 | 818 |
General Linear | 100 | 100 |
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 | 1.690196 | ||||
Constraint % | 1.78908 | 1.88716 | 1.78908 | 6.49718 | |
Variable % | 1.96078 | 2.08333 | 1.96078 | 7.84314 | |
Score | 0.884255 |
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 | 8105 | 8105 | 0 | 0 | 0 | - | 2018-10-11 | Solution found during MIPLIB2017 problem selection. |
The following instances are most similar to n5-3 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
n9-3 | easy | 7644 | 0 | 252 | 7392 | 2364 | 30072 | A. Atamtürk | nxy-z | 14409 | decomposition benchmark_suitable aggregations mixed_binary general_linear |
n6-3 | easy | 7178 | 0 | 222 | 6956 | 2760 | 28268 | A. Atamtürk | nxy-z | 15174.999303 | decomposition benchmark_suitable aggregations mixed_binary general_linear |
n13-3 | easy | 3472 | 0 | 186 | 3286 | 1723 | 13516 | A. Atamtürk | nxy-z | 13385 | decomposition benchmark_suitable aggregations mixed_binary general_linear |
n7-3 | easy | 5626 | 0 | 174 | 5452 | 2336 | 22156 | A. Atamtürk | nxy-z | 15425.99999997 | decomposition benchmark_suitable aggregations mixed_binary general_linear |
ta1-UUM | easy | 2288 | 0 | 605 | 1683 | 439 | 5654 | MIPLIB submission pool | network_design | 7518328.199999998 | decomposition numerics aggregations mixed_binary general_linear |
No bibliographic information available