neos-5266653-tugela

decomposition precedence set_partitioning cardinality binpacking knapsack mixed_binary

Submitter Variables Constraints Density Status Group Objective MPS File
Hans Mittelmann 23310 23458 3.13702e-04 open neos-pseudoapplication-102 65505.2005752763* neos-5266653-tugela.mps.gz

Seem to be VRP output from 2-hour runs of Gurobi on 12 threads is included

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 23310 22074
Constraints 23458 21754
Binaries 22662 21438
Integers 0 0
Continuous 648 636
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.000313702 0.000351967
Nonzeroes 171534 169014
Constraint Classification Properties
Original Presolved
Total 23458 21754
Empty 0 0
Free 0 0
Singleton 1296 0
Aggregations 0 0
Precedence 24 24
Variable Bound 0 0
Set Partitioning 70 70
Set Packing 0 0
Set Covering 0 0
Cardinality 612 612
Invariant Knapsack 0 0
Equation Knapsack 0 0
Bin Packing 27 27
Knapsack 9 9
Integer Knapsack 0 0
Mixed Binary 21420 21012
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 1.278754
Constraint % 5.48865 5.54074 5.48865 5.64494
Variable % 5.55254 5.55405 5.55254 5.55707
Score 0.941941

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 65505.20 9e-07 9e-07 0 Edward Rothberg 2019-12-13 Obtained with Gurobi 9.0
2 67064.90 0e+00 0e+00 0 Robert Ashford and Alkis Vazacopoulus 2019-12-18 Found using ODH|CPlex
1 68264.43 68264.43 0e+00 0e+00 0 - 2018-10-12 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to neos-5266653-tugela 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-5260764-orauea hard 12940 12580 0 360 12304 82620 Hans Mittelmann neos-pseudoapplication-102 82593.16768840607 decomposition variable_bound set_partitioning cardinality binpacking knapsack mixed_binary
neos-5261882-treska hard 2900 2730 0 170 2971 19342 Hans Mittelmann neos-pseudoapplication-102 51614.874 decomposition precedence set_partitioning cardinality binpacking knapsack mixed_binary
ns1905797 open 18192 17676 4 512 51884 239700 NEOS Server Submission neos-pseudoapplication-102 no_solution aggregations precedence variable_bound set_partitioning cardinality mixed_binary general_linear
neos-1456979 easy 4605 4245 180 180 6770 36440 NEOS Server Submission neos-pseudoapplication-102 176 benchmark decomposition benchmark_suitable variable_bound set_partitioning set_packing cardinality knapsack mixed_binary general_linear
neos-2294525-abba easy 10842 10086 0 756 11122 80010 Jeff Linderoth neos-pseudoapplication-46 321.1522319 decomposition precedence set_partitioning cardinality mixed_binary

Reference

No bibliographic information available

Last Update 2024 by Julian Manns
generated with R Markdown
© by Zuse Institute Berlin (ZIB)
Imprint