bab2

benchmark binary decomposition benchmark_suitable aggregations set_partitioning set_packing set_covering cardinality invariant_knapsack equation_knapsack knapsack mixed_binary

Submitter Variables Constraints Density Status Group Objective MPS File
Elmar Swarat 147912 17245 7.94955e-04 hard bab -357544.3115 bab2.mps.gz

Vehicle Routing with profits and an integrated crew scheduling formulated by two coupled multi-commodity flow problems.

Imported from the MIPLIB2010 submissions.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 147912 146248
Constraints 17245 17007
Binaries 147912 146248
Integers 0 0
Continuous 0 0
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.000794955 0.000813331
Nonzeroes 2027730 2022950
Constraint Classification Properties
Original Presolved
Total 17245 17007
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 52 4
Precedence 0 0
Variable Bound 0 0
Set Partitioning 1337 1481
Set Packing 308 296
Set Covering 0 6
Cardinality 2096 1904
Invariant Knapsack 12216 12112
Equation Knapsack 1072 1072
Bin Packing 0 0
Knapsack 36 8
Integer Knapsack 0 0
Mixed Binary 128 124
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 2.193125
Constraint % 0.1999180 0.572364 0.611513 2.23437
Variable % 0.0622231 0.643926 0.238636 8.49516
Score 0.871287

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 -357544.3 -357544.3 0 0 0 - 2018-10-13 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to bab2 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 Status Variables Binaries Integers Continuous Constraints Nonz. Submitter Group Objective Tags
bab5 easy 21600 21600 0 0 4964 155520 Elmar Swarat bab -106411.8401 binary decomposition benchmark_suitable aggregations set_partitioning set_packing set_covering cardinality invariant_knapsack equation_knapsack knapsack mixed_binary
bab3 open 393800 393800 0 0 23069 3301840 Elmar Swarat bab -656009.6926* binary decomposition aggregations set_partitioning set_packing set_covering cardinality invariant_knapsack equation_knapsack knapsack mixed_binary
bab6 hard 114240 114240 0 0 29904 1283180 Elmar Swarat bab -284248.2307 benchmark binary benchmark_suitable aggregations precedence set_partitioning set_packing set_covering cardinality invariant_knapsack equation_knapsack knapsack mixed_binary
neos-3555904-turama easy 37461 37461 0 0 146493 793605 Hans Mittelmann neos-pseudoapplication-81 -34.7 benchmark binary benchmark_suitable aggregations precedence variable_bound set_partitioning set_packing cardinality invariant_knapsack
n2seq36q easy 22480 22480 0 0 2565 183292 R. Meirich nseq 52200 benchmark binary benchmark_suitable set_packing set_covering invariant_knapsack binpacking knapsack

Reference

No bibliographic information available

Last Update Mär 19, 2019 by Gregor Hendel
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