Submitter Variables Constraints Density Status Group Objective MPS File
Tallys Yunes 1536 351 1.05484e-02 easy csched 173 csched008.mps.gz

Cumulative scheduling problem instance

Imported from MIPLIB2010.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 1536 1535
Constraints 351 308
Binaries 1284 1284
Integers 0 50
Continuous 252 201
Implicit Integers 0 50
Fixed Variables 0 0
Nonzero Density 0.0105484 0.0118469
Nonzeroes 5687 5601
Constraint Classification Properties
Original Presolved
Total 351 308
Empty 0 0
Free 0 0
Singleton 1 0
Aggregations 10 11
Precedence 50 0
Variable Bound 0 8
Set Partitioning 50 50
Set Packing 0 0
Set Covering 0 0
Cardinality 0 0
Invariant Knapsack 0 0
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 240 189
General Linear 0 50
Indicator 0 0

Structure

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

value min median mean max
Components 1.653213
Constraint % 0.649351 0.878099 0.649351 7.79221
Variable % 0.586319 1.994370 1.661240 16.48210
Score 0.368651

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
2 173 173 0 0 0 - 2018-10-29 Solution imported from MIPLIB2010.
1 173 173 0 0 0 - 2018-10-12 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to csched008 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
csched007 1758 1457 0 301 351 6379 Tallys Yunes csched easy 351
csched010 1758 1457 0 301 351 6376 Tallys Yunes csched easy 408
neos-5182409-nasivi 2005 1600 0 405 580 14884 Jeff Linderoth neos-pseudoapplication-32 easy 302
ic97_tension 703 176 4 523 319 2070 MIPLIB submission pool easy 3942
neos-691058 3006 1755 0 1251 2667 30837 NEOS Server Submission neos-pseudoapplication-110 easy 297

Reference

@misc{Yunes2009,
 author = {T. Yunes},
 note = {http://moya.bus.miami.edu/~tallys/cusplib/},
 title = {{CuSPLIB} 1.0: A Library of Single-Machine Cumulative Scheduling
Problems},
 year = {2009}
}

Last Update Nov 19, 2018 by Gregor Hendel
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