Submitter Variables Constraints Density Status Group Objective MPS File
Hans Mittelmann 37461 146493 1.44613e-04 easy neos-pseudoapplication-81 -34.7 neos-3555904-turama.mps.gz

Collection of anonymous submissions to the NEOS Server for Optimization

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 37461 36093
Constraints 146493 133438
Binaries 37461 36093
Integers 0 0
Continuous 0 0
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.000144613 0.000159474
Nonzeroes 793605 768056
Constraint Classification Properties
Original Presolved
Total 146493 133438
Empty 0 0
Free 0 0
Singleton 562 0
Aggregations 1 1
Precedence 24986 24986
Variable Bound 25781 13288
Set Partitioning 1 1
Set Packing 14343 14343
Set Covering 0 0
Cardinality 1 1
Invariant Knapsack 80818 80818
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 1.113943
Constraint % 0.00150 5.04733 4.65163 9.9635
Variable % 3.79021 8.32872 8.21489 13.0995
Score 0.548401

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 -34.7 -34.7 0 0 0 - 2018-10-15 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to neos-3555904-turama 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
graph40-40-1rand 102600 102600 0 0 360900 1260900 Michael Bastubbe graphs open -9*
graph40-20-1rand 31243 31243 0 0 99067 345557 Michael Bastubbe graphs open -14*
graph20-80-1rand 16263 16263 0 0 55107 191997 Michael Bastubbe graphs open -6*
graph40-80-1rand 283648 283648 0 0 1050112 3671550 Michael Bastubbe graphs open 0*
graph20-20-1rand 2183 2183 0 0 5587 19277 Michael Bastubbe graphs easy -9

Reference

No bibliographic information available

Last Update Nov 09, 2018 by Gregor Hendel
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