assign1-5-8

benchmark benchmark_suitable set_partitioning cardinality mixed_binary

Submitter Variables Constraints Density Status Group Objective MPS File
Robert Fourer 156 161 1.48113e-01 easy assign1 211.999999999998 assign1-5-8.mps.gz

Imported from the MIPLIB2010 submissions.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 156 156
Constraints 161 161
Binaries 130 130
Integers 0 0
Continuous 26 26
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.148113 0.148113
Nonzeroes 3720 3720
Constraint Classification Properties
Original Presolved
Total 161 161
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 0 0
Variable Bound 0 0
Set Partitioning 26 26
Set Packing 0 0
Set Covering 0 0
Cardinality 5 5
Invariant Knapsack 0 0
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 130 130
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 1.431364
Constraint % 0.621118 0.621118 0.621118 0.621118
Variable % 3.205130 3.205130 3.205130 3.205130
Score 0.156315

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
1 212 212 0 0 0 - 2018-10-13 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to assign1-5-8 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
assign1-10-4 open 572 520 0 52 582 28280 Robert Fourer assign1 422* set_partitioning cardinality mixed_binary
rlp1 easy 461 450 0 11 68 836 MIPLIB submission pool 14.99999999991 benchmark_suitable cardinality mixed_binary
bppc8-09 easy 431 423 6 2 67 9051 Manuel Iori bppc 472 benchmark_suitable set_partitioning mixed_binary
bppc4-08 easy 1456 1454 0 2 111 23964 Manuel Iori bppc 53 benchmark benchmark_suitable set_partitioning mixed_binary
neos-911970 easy 888 840 0 48 107 3408 NEOS Server Submission neos-pseudoapplication-70 54.76 benchmark benchmark_suitable set_partitioning set_covering mixed_binary

Reference

No bibliographic information available

Last Update Nov 22, 2019 by Gregor Hendel
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