Sparsity pattern

shs1023

Nameshs1023
Downloadshs1023.mps.gz
Solutionshs1023.sol.gz
Set Membership Challenge
Problem StatusHard
Problem FeasibilityFeasible
Originator/ContributorC. Helmberg
Rows133944
Cols444625
Num. non-zeros in A1044725
Num. non-zeros in c318473
Rows/Cols0.301251616531
Integers440899
Binaries1296
Continuous2430
min nonzero |Aij|9.19492e-06
max |Aij|41.66667
min nonzero |cj|0.003472222
max |cj|250
Integer Objective13136.636273
LP Objective12121.358113
Aggregation648
Variable Bound5763
Set partitioning
Set packing432
Set covering
Cardinality
Equality Knapsacks
Bin packing
Invariant Knapsack
Knapsacks
Integer Knapsack1650
Mixed 0/1
General Cons.124092
References HelmbergRoehl2007 helmbergweb

Joint online truck scheduling and inventory management for multiple warehouses. The problem was solved by CPLEX 12.5 on a Intel Xeon E7540 @ 2.00 GHz, 1TB with 24 cores and 24 threads. The maximum memory requirements were 410GB. It took approximately 114.5 hours.


Last Update February 28, 2017 by Gerald Gamrath
© 2017 by Konrad-Zuse-Zentrum für Informationstechnik Berlin (ZIB)
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