ns1830653

benchmark benchmark_suitable variable_bound set_partitioning set_packing cardinality invariant_knapsack knapsack mixed_binary

Submitter Variables Constraints Density Status Group Objective MPS File
NEOS Server Submission 1629 2932 2.11324e-02 easy neos-pseudoapplication-110 20622 ns1830653.mps.gz

Instance coming from the NEOS Server with unknown application

Imported from MIPLIB2010.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 1629 702
Constraints 2932 1742
Binaries 1458 565
Integers 0 0
Continuous 171 137
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.0211324 0.0309751
Nonzeroes 100933 37879
Constraint Classification Properties
Original Presolved
Total 2932 1742
Empty 0 0
Free 0 0
Singleton 781 0
Aggregations 0 0
Precedence 0 0
Variable Bound 0 17
Set Partitioning 324 246
Set Packing 135 70
Set Covering 0 0
Cardinality 36 16
Invariant Knapsack 0 3
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 0 3
Integer Knapsack 0 0
Mixed Binary 1656 1387
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 1.041393
Constraint % 0.119048 8.69643 0.148810 85.6548
Variable % 0.423729 8.79944 0.635593 82.4859
Score 0.163026

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
2 1 20622 20622 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.
1 2 20622 20622 0 0 0 - 2018-10-11 Solution imported from MIPLIB2010.

Similar instances in collection

The following instances are most similar to ns1830653 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-691058 easy 3006 1755 0 1251 2667 30837 NEOS Server Submission neos-pseudoapplication-110 296.999999999986 benchmark_suitable set_partitioning cardinality mixed_binary
neos-1601936 easy 4446 3906 0 540 3131 72500 NEOS Server Submission neos-pseudoapplication-5 2.99999999999989 benchmark_suitable set_partitioning set_covering invariant_knapsack mixed_binary
rocII-5-11 easy 11523 11341 0 182 26897 303291 Joerg Rambau rocI -6.675504731538 benchmark benchmark_suitable aggregations precedence variable_bound set_partitioning set_packing mixed_binary
assign1-5-8 easy 156 130 0 26 161 3720 Robert Fourer assign1 211.999999999998 benchmark benchmark_suitable set_partitioning cardinality mixed_binary
csched007 easy 1758 1457 0 301 351 6379 Tallys Yunes csched 351 benchmark benchmark_suitable aggregations variable_bound set_partitioning mixed_binary general_linear

Reference

@misc{neos,
 key = {zzz neos},
 note = {http://www.neos-server.org},
 title = {{NEOS} {S}erver for {O}ptimization},
 year = {2011}
}

Last Update Apr 09, 2019 by Gregor Hendel
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