neos-4545615-waita

aggregations set_partitioning set_packing set_covering cardinality invariant_knapsack knapsack mixed_binary

Submitter Variables Constraints Density Status Group Objective MPS File
Jeff Linderoth 654950 345152 4.72012e-05 open neos-pseudoapplication-31 6311.0* neos-4545615-waita.mps.gz

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 654950 653798
Constraints 345152 345152
Binaries 654930 653778
Integers 0 0
Continuous 20 20
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 4.72012e-05 4.72793e-05
Nonzeroes 10670200 10669000
Constraint Classification Properties
Original Presolved
Total 345152 345152
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 319320 319320
Precedence 0 0
Variable Bound 0 0
Set Partitioning 576 576
Set Packing 18 18
Set Covering 32 32
Cardinality 19314 19314
Invariant Knapsack 306 4926
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 18 930
Integer Knapsack 0 0
Mixed Binary 5568 36
General Linear 0 0
Indicator 0 0

Structure

Available nonzero structure and decomposition information. Further information can be found here.

value min median mean max
Components
Constraint %
Variable %
Score

Best Known Solution(s)

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
3 6311 6311 0 0 0 Edward Rothberg 2020-07-17 Obtained with the Gurobi 9.0 solution improvement heuristic
2 6437 6437 0 0 0 Edward Rothberg 2020-06-11 Obtained with Gurobi 9.0 using the solution improvement heuristic
1 7624 0 0 0 Robert Ashford and Alkis Vazacopoulos 2019-11-20 Found by the Optimization Direct Heuristic and CPLEX

Similar instances in collection

The following instances are most similar to neos-4545615-waita 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-4562542-watut open 134705 134694 0 11 73746 2015543 Jeff Linderoth neos-pseudoapplication-31 5684* aggregations set_partitioning set_packing set_covering cardinality invariant_knapsack knapsack mixed_binary
neos-4533806-waima open 93318 93304 0 14 52983 1250570 Jeff Linderoth neos-pseudoapplication-31 4870* decomposition aggregations set_partitioning set_packing set_covering cardinality invariant_knapsack knapsack mixed_binary
neos-4555749-wards open 89147 89130 0 17 51776 1263377 Jeff Linderoth neos-pseudoapplication-31 3759* decomposition aggregations set_partitioning set_packing set_covering cardinality invariant_knapsack knapsack mixed_binary
maritime-jg3d9 easy 92261 36960 0 55301 126621 627969 Dimitri Papageorgiou maritime Infeasible infeasible decomposition aggregations precedence variable_bound set_partitioning set_packing cardinality invariant_knapsack mixed_binary general_linear
kottenpark09 open 2893026 2892333 693 0 325547 13085485 George Fonseca timetabling 1715.0* aggregations precedence variable_bound set_partitioning set_packing set_covering cardinality invariant_knapsack mixed_binary general_linear

Reference

No bibliographic information available

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