Submitter Variables Constraints Density Status Group Objective MPS File
Michael Winkler 27 7540 4.68243e-01 easy 20 supportcase21i.mps.gz

MIP with Indicator 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 27 24
Constraints 7540 5277
Binaries 24 23
Integers 3 1
Continuous 0 0
Implicit Integers 3 1
Fixed Variables 0 0
Nonzero Density 0.468243 0.482100
Nonzeroes 95325 61057
Constraint Classification Properties
Original Presolved
Total 7537 5276
Empty 0 0
Free 1 1
Singleton 0 0
Aggregations 0 0
Precedence 0 0
Variable Bound 0 0
Set Partitioning 0 0
Set Packing 0 0
Set Covering 1 1
Cardinality 0 0
Invariant Knapsack 0 5273
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 7533 0
General Linear 2 1
Indicator 3 3

Structure

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

value min median mean max
Components
Constraint %
Variable %
Score

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 20 1e+100 0 0 0 - 2018-10-13 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to supportcase21i 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
supportcase2 2912 2912 0 0 597385 7653930 Michael Winkler open 372*
supportcase22 7129 7129 0 0 260602 2228830 Michael Winkler hard Infeasible
tw-myciel4 760 759 1 0 8146 27961 Arie Koster hard 10
neos-3402454-bohle 2904 2616 0 288 2897380 8953800 Jeff Linderoth neos-pseudoapplication-4 hard Infeasible
supportcase10 14770 14770 0 0 165684 555082 Michael Winkler hard 7

Reference

No bibliographic information available

Last Update Nov 09, 2018 by Gregor Hendel
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