Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 87482 36 2.02158e-01 easy 16862 nw04.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 87482 87482
Constraints 36 36
Binaries 87482 87482
Integers 0 0
Continuous 0 0
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.202158 0.202158
Nonzeroes 636666 636666
Constraint Classification Properties
Original Presolved
Total 36 36
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 0 0
Variable Bound 0 0
Set Partitioning 36 36
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 0 0
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 0.30103
Constraint % 100 100 100 100
Variable % 100 100 100 100
Score 0.00000

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 16862 16862 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to nw04 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
eilA101-2 65832 65832 0 0 100 959373 J. Linderoth eil easy 880.920108
eilC76-2 28599 28599 0 0 75 314837 J. Linderoth eil easy 762.514781999996
ivu06 787239 787239 0 0 1177 8032300 S. Weider ivu open 162.801000588*
ds-big 174997 174997 0 0 1042 4623440 Steffen Weider open 325.09366427*
ivu06-big 2277736 2277736 0 0 1177 23125800 S. Weider ivu open 168.641000869*

Reference

No bibliographic information available

Last Update Nov 09, 2018 by Gregor Hendel
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