Submitter Variables Constraints Density Status Group Objective MPS File
Michael Winkler 1381 2108 1.80444e-03 easy 1330 supportcase17.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 1381 1375
Constraints 2108 2084
Binaries 732 726
Integers 235 235
Continuous 414 414
Implicit Integers 0 4
Fixed Variables 0 0
Nonzero Density 0.00180444 0.00181225
Nonzeroes 5253 5193
Constraint Classification Properties
Original Presolved
Total 2108 2084
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 602 602
Precedence 367 187
Variable Bound 540 708
Set Partitioning 4 50
Set Packing 0 0
Set Covering 0 0
Cardinality 46 0
Invariant Knapsack 0 0
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 184 184
General Linear 365 353
Indicator 0 0

Structure

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

value min median mean max
Components 1.977724
Constraint % 0.0479846 0.756524 0.215931 51.1996
Variable % 0.2896450 0.914385 0.651702 39.2469
Score 0.508959

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 1330 1330 0 0 0 - 2018-10-15 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to supportcase17 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
piperout-27 11659 11514 121 24 18442 54662 Gleb Belov piperout easy 8124
piperout-03 9526 9373 129 24 12246 39067 Gleb Belov piperout easy 74982
radiationm18-12-05 40623 14688 11247 14688 40935 96149 Gleb Belov radiation easy 17566
piperout-08 10399 10245 130 24 14589 44959 Gleb Belov piperout easy 125055
nag 2884 1350 35 1499 5840 26499 N. Shenoy open 1034.9999999*

Reference

No bibliographic information available

Last Update Nov 17, 2018 by Gregor Hendel
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