Submitter Variables Constraints Density Status Group Objective MPS File
Andreas Bley 1660 17024 1.39569e-03 easy reblock -600052168.91 reblock166.mps.gz

Multi-period mine production scheduling instance

Imported from MIPLIB2010.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 1660 1660
Constraints 17024 17024
Binaries 1660 1660
Integers 0 0
Continuous 0 0
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.00139569 0.00139569
Nonzeroes 39442 39442
Constraint Classification Properties
Original Presolved
Total 17024 17024
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 17004 17004
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 20 20
Integer Knapsack 0 0
Mixed Binary 0 0
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 0.301030
Constraint % 0.0587406 0.0587406 0.0587406 0.0587406
Variable % 72.2892000 72.2892000 72.2892000 72.2892000
Score 0.000163

Best Known Solution(s)

No solution available for reblock166 .

Similar instances in collection

The following instances are most similar to reblock166 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
mine-166-5 830 830 0 0 8429 19412 Andreas Bley mine easy -566395708
mine-90-10 900 900 0 0 6270 15407 Andreas Bley mine easy -784302338
reblock420 4200 4200 0 0 62800 138670 Andreas Bley reblock easy -517793000
reblock115 1150 1150 0 0 4735 13724 Andreas Bley reblock easy -36800603
reblock354 3540 3540 0 0 19906 52901 Andreas Bley reblock hard -39280521

Reference

@article{BleyBolandFrickeFroyland2009,
 author = {A. Bley and N. Boland and C. Fricke and G. Froyland},
 journal = {Computers and Operations Research},
 language = {English},
 pages = {1641--1647},
 title = {A strengthened formulation and cutting planes for the open pit
mine production scheduling problem},
 volume = {37},
 year = {2010}
}

Last Update Nov 09, 2018 by Gregor Hendel
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