Submitter | Variables | Constraints | Density | Status | Group | Objective | MPS File |
---|---|---|---|---|---|---|---|
Serge Bisaillon | 2013 | 233 | 5.85252e-03 | easy | – | 3311.1799841 | 50v-10.mps.gz |
Network loading instance. Solved using ug[SCIP/spx], a distributed massively parallel version of SCIP run on 2,000 cores at the HLRN-II super computer facility. Imported from MIPLIB2010.
Detailed explanation of the following tables can be found here.
Original | Presolved | |
---|---|---|
Variables | 2013 | 2013 |
Constraints | 233 | 233 |
Binaries | 1464 | 1464 |
Integers | 183 | 183 |
Continuous | 366 | 366 |
Implicit Integers | 0 | 0 |
Fixed Variables | 0 | 0 |
Nonzero Density | 0.00585252 | 0.00585252 |
Nonzeroes | 2745 | 2745 |
Original | Presolved | |
---|---|---|
Total | 233 | 233 |
Empty | 0 | 0 |
Free | 0 | 0 |
Singleton | 0 | 0 |
Aggregations | 0 | 0 |
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 | 50 | 50 |
General Linear | 183 | 183 |
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 | 2.167317 | ||||
Constraint % | 0.429185 | 0.567347 | 0.429185 | 6.86695 | |
Variable % | 0.546448 | 0.684932 | 0.546448 | 7.10383 | |
Score | 0.815990 |
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 |
---|---|---|---|---|---|---|---|---|
2 | 3311.18 | 3311.18 | 0 | 0 | 0 | - | 2018-10-10 | Solution found during MIPLIB2017 problem selection. |
1 | 3311.18 | 3311.18 | 0 | 0 | 0 | - | 2018-10-10 | Solution imported from MIPLIB2010. |
The following instances are most similar to 50v-10 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 |
---|---|---|---|---|---|---|---|---|---|---|---|
mc11 | easy | 3040 | 1520 | 0 | 1520 | 1920 | 6080 | F. Ortega, L. Wolsey | mc | 11688.99999999966 | benchmark decomposition benchmark_suitable variable_bound mixed_binary |
mc8 | easy | 3040 | 1520 | 0 | 1520 | 1920 | 6080 | F. Ortega, L. Wolsey | mc | 1566 | decomposition benchmark_suitable variable_bound mixed_binary |
mc7 | easy | 3040 | 1520 | 0 | 1520 | 1920 | 6080 | F. Ortega, L. Wolsey | mc | 3417 | decomposition benchmark_suitable variable_bound mixed_binary |
beasleyC3 | easy | 2500 | 1250 | 0 | 1250 | 1750 | 5000 | F. Ortega, L. Wolsey | beasley | 753.9999999999128 | benchmark decomposition benchmark_suitable aggregations variable_bound mixed_binary |
g200x740 | easy | 1480 | 740 | 0 | 740 | 940 | 2960 | MIPLIB submission pool | fixed-cost-network-flow | 44316 | decomposition benchmark_suitable variable_bound mixed_binary |
@techreport{ShinanoAchterbergBertholdHeinzKoch2010TR,
author = {Yuji Shinano and Tobias Achterberg and Timo Berthold and
Stefan Heinz and Thorsten Koch},
institution = {Zuse Institute Berlin},
number = {ZR 10-27},
title = {Para{SCIP} -- a parallel extension of {SCIP}},
year = {2010}
}