Submitter Variables Constraints Density Status Group Objective MPS File
Domenico Salvagnin 17879 15170 2.76113e-03 easy 83.99999986 supportcase34.mps.gz

Instance coming from IBM developerWorks forum with unknown application.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 17879 9412
Constraints 15170 9780
Binaries 11196 4486
Integers 6682 4926
Continuous 1 0
Implicit Integers 0 0
Fixed Variables 6712 0
Nonzero Density 0.00276113 0.00566006
Nonzeroes 748887 521005
Constraint Classification Properties
Original Presolved
Total 15170 9780
Empty 0 0
Free 0 0
Singleton 1948 0
Aggregations 0 593
Precedence 0 90
Variable Bound 2263 877
Set Partitioning 390 390
Set Packing 0 0
Set Covering 0 0
Cardinality 390 195
Invariant Knapsack 875 2340
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 267 128
Integer Knapsack 123 115
Mixed Binary 1675 98
General Linear 7239 4954
Indicator 0 0

Structure

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

value min median mean max
Components 0.4771212
Constraint % 36.7307 43.2115 43.2115 49.6923
Variable % 39.4722 50.0000 50.0000 60.5278
Score 0.4184690

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 84 84 1e-06 1e-06 0 - 2018-10-12 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to supportcase34 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
triptim4 27226 18537 8682 7 14361 520532 MIPLIB submission pool triptim open 9.8181*
triptim1 30055 20456 9592 7 15706 515436 MIPLIB submission pool triptim easy 22.8680999999999
triptim2 27326 20776 6543 7 14427 521898 MIPLIB submission pool triptim hard 12.0051
triptim7 27342 18619 8716 7 14427 521944 MIPLIB submission pool triptim open 2566.02*
triptim8 27342 18619 8716 7 14427 521945 MIPLIB submission pool triptim open 2566.069*

Reference

No bibliographic information available

Last Update Nov 09, 2018 by Gregor Hendel
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