neos-5192052-neckar

invariant_knapsack mixed_binary

Submitter Variables Constraints Density Status Group Objective MPS File
Jeff Linderoth 180 57 5.31189e-02 easy neos-pseudoapplication-74 -11670000 neos-5192052-neckar.mps.gz

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 180 159
Constraints 57 56
Binaries 24 6
Integers 0 0
Continuous 156 153
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.0531189 0.0586253
Nonzeroes 545 522
Constraint Classification Properties
Original Presolved
Total 57 56
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 1 1
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 56 55
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 0.698970
Constraint % 1.78571 19.6429 25.0000 26.7857
Variable % 3.38983 22.4576 27.9661 30.5085
Score 0.562651

Best Known Solution(s)

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 -11670000 -11670000 0 0 0 - 2018-10-15 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to neos-5192052-neckar 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-1425699 easy 105 5 80 20 89 430 NEOS Server Submission neos-pseudoapplication-37 3179698976.996124 decomposition aggregations cardinality integer_knapsack general_linear
neos-3627168-kasai easy 1462 535 0 927 1655 5158 Jeff Linderoth neos-pseudoapplication-25 988585.6199999998 benchmark decomposition benchmark_suitable variable_bound invariant_knapsack mixed_binary general_linear
khb05250 easy 1350 24 0 1326 101 2700 MIPLIB submission pool 106940225.9999999 variable_bound mixed_binary
app3 easy 3080 100 0 2980 766 14707 Emilie Danna app 5751714.3289 variable_bound set_packing mixed_binary
dsbmip easy 1886 192 0 1694 1182 7366 MIPLIB submission pool -305.19817501 aggregations precedence variable_bound set_partitioning mixed_binary

Reference

No bibliographic information available

Last Update Mar 04, 2024 by Julian Manns
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