Submitter Variables Constraints Density Status Group Objective MPS File
Michael Winkler 24275 40502 1.64287e-04 open -12121.57006 supportcase23.mps.gz

MIP instances collected from Gurobi forum with unknown application

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 24275 24275
Constraints 40502 40502
Binaries 6250 6250
Integers 0 0
Continuous 18025 18025
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.000164287 0.000164287
Nonzeroes 161525 161525
Constraint Classification Properties
Original Presolved
Total 40502 40502
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 250 250
Variable Bound 0 0
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 40252 40252
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 2.401401
Constraint % 0.002470 0.334458 0.335786 0.335786
Variable % 0.395469 0.397996 0.395469 1.029870
Score 0.836169

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 -12121.57 -12121.57 4e-07 9e-07 3e-06 - 2018-10-15 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to supportcase23 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
dell 626 105 0 521 500 4580 MIPLIB submission pool easy Infeasible
irish-electricity 61728 9888 0 51840 104259 523257 Paula Carroll easy 3723497.591396
neos-1445532 14406 1999 0 12407 1924 27736 NEOS Server Submission neos-pseudoapplication-88 easy -17041
uccase10 110818 16800 0 94018 196498 787045 Daniel Espinoza uccase open 39134.295915*
supportcase7 138844 451 14 138379 6532 2845540 Michael Winkler easy -1132.223177

Reference

No bibliographic information available

Last Update Nov 17, 2018 by Gregor Hendel
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