Submitter Variables Constraints Density Status Group Objective MPS File
NEOS Server Submission 9522 361 2.10494e-02 easy neos-pseudoapplication-23 25468 neos-820879.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 9522 9522
Constraints 361 361
Binaries 9522 9522
Integers 0 0
Continuous 0 0
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.0210494 0.0210494
Nonzeroes 72356 72356
Constraint Classification Properties
Original Presolved
Total 361 361
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 0 0
Variable Bound 0 0
Set Partitioning 72 72
Set Packing 0 0
Set Covering 133 133
Cardinality 138 138
Invariant Knapsack 0 0
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 2 2
Integer Knapsack 0 0
Mixed Binary 16 16
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 0.4771212
Constraint % 39.3352 40.5817 40.5817 41.8283
Variable % 50.0000 50.0000 50.0000 50.0000
Score 0.4058170

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 25468 25468 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to neos-820879 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
ns1456591 8399 8000 19 380 1997 199862 NEOS Server Submission neos-pseudoapplication-52 open 1118.0384627*
nursesched-sprint02 10250 10230 20 0 3522 204000 Haroldo Gambini Santos nursescheduling easy 58
misc07 260 259 0 1 212 8619 MIPLIB submission pool misc easy 2810
nursesched-medium04 29667 29613 54 0 8668 621829 Haroldo Gambini Santos nursescheduling easy 237
p0201 201 201 0 0 133 1923 MIPLIB submission pool pfour easy 7615

Reference

No bibliographic information available

Last Update Nov 09, 2018 by Gregor Hendel
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