Submitter Variables Constraints Density Status Group Objective MPS File
Hans Mittelmann 25445 13897 6.94993e-04 open neos-pseudoapplication-46 64.29999999346 neos-5221106-oparau.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 25445 25441
Constraints 13897 13881
Binaries 25120 25116
Integers 0 0
Continuous 325 325
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.000694993 0.000695824
Nonzeroes 245756 245728
Constraint Classification Properties
Original Presolved
Total 13897 13881
Empty 0 0
Free 0 0
Singleton 8 0
Aggregations 0 0
Precedence 4 4
Variable Bound 320 312
Set Partitioning 125 285
Set Packing 0 0
Set Covering 0 0
Cardinality 320 160
Invariant Knapsack 0 0
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 4 4
Integer Knapsack 0 0
Mixed Binary 13116 13116
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 0.7781512
Constraint % 0.0288330 19.3758 24.2125 24.2125
Variable % 0.0196502 19.9969 24.9912 24.9912
Score 0.7267490

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 64.3 64.3 0 0 0 - 2018-10-12 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to neos-5221106-oparau 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 Variables Binaries Integers Continuous Constraints Nonz. Submitter Group Status Objective
neos-2294525-abba 10842 10086 0 756 11122 80010 Jeff Linderoth neos-pseudoapplication-46 open 321.1522319*
ns2071214 2720 2220 0 500 6250 21474 NEOS Server Submission neos-pseudoapplication-46 easy 507
ns930473 11328 11176 0 152 23240 121764 NEOS Server Submission neos-pseudoapplication-46 open 858744*
ns1905797 18192 17676 4 512 51884 239700 NEOS Server Submission neos-pseudoapplication-102 open
neos-5266653-tugela 23310 22662 0 648 23458 171534 Hans Mittelmann neos-pseudoapplication-102 open 68264.434482*

Reference

No bibliographic information available

Last Update Nov 17, 2018 by Gregor Hendel
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