Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 6919 2639 1.14287e-03 easy nus-prxy 29314 ns4-pr6.mps.gz

Imported from the MIPLIB2010 submissions.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 6919 6827
Constraints 2639 2571
Binaries 0 0
Integers 37 37
Continuous 6882 6790
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.00114287 0.00116886
Nonzeroes 20868 20516
Constraint Classification Properties
Original Presolved
Total 2639 2571
Empty 0 0
Free 0 0
Singleton 8 0
Aggregations 372 347
Precedence 0 0
Variable Bound 32 24
Set Partitioning 0 0
Set Packing 0 0
Set Covering 0 0
Cardinality 0 0
Invariant Knapsack 0 0
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 2139 2118
General Linear 88 82
Indicator 0 0

Structure

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

value min median mean max
Components 2.561101
Constraint % 0.0394011 0.268535 0.0394011 3.50670
Variable % 0.0292312 0.272221 0.0292312 2.55773
Score 0.964874

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 29314 29314 0 1e-07 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to ns4-pr6 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
ns2122698 155103 16447 0 138656 139280 424272 Timo Berthold neos-pseudoapplication-93 open 69250*
ns2124243 156083 16447 0 139636 139280 429032 Timo Berthold neos-pseudoapplication-93 open 77460*
binkar10_1 2298 170 0 2128 1026 4496 H. Mittelmann easy 6742.1998835
neos-824661 45390 15640 0 29750 18804 138890 NEOS Server Submission neos-pseudoapplication-93 easy 33
neos-1396125 1161 129 0 1032 1494 5511 NEOS Server Submission neos-pseudoapplication-96 easy 3000.0453373

Reference

No bibliographic information available

Last Update Nov 19, 2018 by Gregor Hendel
generated with R Markdown
© 2018 by Konrad-Zuse-Zentrum für Informationstechnik Berlin (ZIB)
Imprint