Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 7253 8491 7.4893e-04 easy 44479255.12362 lrn.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 7253 5070
Constraints 8491 5738
Binaries 2455 1631
Integers 0 7
Continuous 4798 3432
Implicit Integers 0 7
Fixed Variables 118 0
Nonzero Density 0.00074893 0.00104721
Nonzeroes 46123 30465
Constraint Classification Properties
Original Presolved
Total 8491 5738
Empty 198 0
Free 0 0
Singleton 335 0
Aggregations 181 177
Precedence 371 286
Variable Bound 3386 2400
Set Partitioning 195 174
Set Packing 17 16
Set Covering 1382 0
Cardinality 0 0
Invariant Knapsack 62 979
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 181 19
Integer Knapsack 0 0
Mixed Binary 2183 1687
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 2.161368
Constraint % 0.0174459 0.491999 0.191905 11.5666
Variable % 0.0391619 0.538069 0.234972 13.1192
Score 0.671428

Best Known Solution(s)

No solution available for lrn .

Similar instances in collection

The following instances are most similar to lrn 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
gasprod2-1 29568 7389 0 22179 73448 282846 Andrew Stamps gasprod easy 1628548.2968
gasprod1-3 10752 3717 0 7035 27169 200463 Andrew Stamps gasprod easy 2310.0993127
gasprod1-2 10752 3716 0 7036 27169 200460 Andrew Stamps gasprod easy 983.039488258
gasprod1-1 10920 4053 0 6867 27695 201348 Andrew Stamps gasprod open 291.5247315909*
neos-5075914-elvire 5003 2638 0 2365 3720 11440 Jeff Linderoth neos-pseudoapplication-35 easy 323.83878739

Reference

No bibliographic information available

Last Update Nov 19, 2018 by Gregor Hendel
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