Submitter Variables Constraints Density Status Group Objective MPS File
Q. Chen 220686 76342 5.10229e-05 easy 1.0481e+11 npmv07.mps.gz

Unknown application

Imported from MIPLIB2010.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 220686 213798
Constraints 76342 75334
Binaries 1880 1880
Integers 0 0
Continuous 218806 211918
Implicit Integers 0 0
Fixed Variables 5880 0
Nonzero Density 5.10229e-05 5.24883e-05
Nonzeroes 859614 845390
Constraint Classification Properties
Original Presolved
Total 76342 75334
Empty 0 0
Free 0 0
Singleton 728 0
Aggregations 0 616
Precedence 0 0
Variable Bound 52640 52640
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 22974 22078
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 3.397419
Constraint % 0.001330 0.0283226 0.0371678 0.0371678
Variable % 0.000935 0.0055200 0.0070200 0.0070200
Score 0.706883

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 104809812544 104809836625 0 1.94e-05 0.0017309 - 2018-10-13 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to npmv07 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
Test3 72215 33143 0 39072 50680 617867 MIPLIB submission pool easy 2673520.21135
bharat 590519 122614 0 467905 1299953 3565460 Gavin Goodall open 4193333.93287*
misc04inf 4897 30 0 4867 1726 17253 MIPLIB submission pool misc easy Infeasible
gasprod2-1 29568 7389 0 22179 73448 282846 Andrew Stamps gasprod easy 1628548.2968
neos-5273874-yomtsa 136971 232 0 136739 486492 1955350 Hans Mittelmann neos-pseudoapplication-19 open 128.759451488657*

Reference

@misc{coral,
 key = {zzz coral},
 note = {http://coral.ie.lehigh.edu/data-sets/mixed-integer-instances/},
 title = {{COR@L} {MIP} {I}nstances},
 year = {2010}
}

Last Update Nov 09, 2018 by Gregor Hendel
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