Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 7350 2220 1.35907e-03 easy nus-prxy 35520 nu4-pr9.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 7350 7312
Constraints 2220 2185
Binaries 7308 7270
Integers 42 42
Continuous 0 0
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.00135907 0.00137794
Nonzeroes 22176 22015
Constraint Classification Properties
Original Presolved
Total 2220 2185
Empty 0 0
Free 0 0
Singleton 4 0
Aggregations 174 162
Precedence 0 0
Variable Bound 6 3
Set Partitioning 14 0
Set Packing 0 0
Set Covering 0 0
Cardinality 1900 1907
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 122 113
Indicator 0 0

Structure

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

value min median mean max
Components 1.954243
Constraint % 0.0457666 1.07834 1.09840 1.23570
Variable % 0.0272814 1.11992 1.14582 1.14582
Score 0.948869

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 35520 35520 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to nu4-pr9 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
nu120-pr9 7350 7308 42 0 2220 22176 MIPLIB submission pool nus-prxy easy 24945.00000
nu25-pr12 5868 5832 36 0 2313 17712 MIPLIB submission pool nus-prxy easy 53905.00000
nu120-pr12 5868 5832 36 0 2313 17712 MIPLIB submission pool nus-prxy easy 42215.00000
tbfp-network 72747 72747 0 0 2436 215837 Rob Pratt easy 24.16319
neos-827175 32504 21350 0 11154 14187 110790 NEOS Server Submission neos-pseudoapplication-87 easy 112.00152

Reference

No bibliographic information available

Last Update Nov 17, 2018 by Gregor Hendel
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