Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 720 410 4.87805e-03 easy pr_product 1653 r50x360.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 720 719
Constraints 410 409
Binaries 360 359
Integers 0 0
Continuous 360 360
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.00487805 0.00488998
Nonzeroes 1440 1438
Constraint Classification Properties
Original Presolved
Total 410 409
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 1 1
Precedence 0 0
Variable Bound 360 359
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 0 0
Integer Knapsack 0 0
Mixed Binary 49 49
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 2.406540
Constraint % 0.244499 0.359047 0.244499 4.88998
Variable % 0.277778 0.393154 0.277778 5.00000
Score 0.900224

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 1653 1653 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to r50x360 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
k16x240b 480 240 0 240 256 960 MIPLIB submission pool fixed-cost-network-flow easy 11393
g200x740 1480 740 0 740 940 2960 MIPLIB submission pool fixed-cost-network-flow easy 30086
mc7 3040 1520 0 1520 1920 6080 F. Ortega, L. Wolsey mc easy 3417
mc11 3040 1520 0 1520 1920 6080 F. Ortega, L. Wolsey mc easy 11689
mc8 3040 1520 0 1520 1920 6080 F. Ortega, L. Wolsey mc easy 1566

Reference

No bibliographic information available

Last Update Nov 09, 2018 by Gregor Hendel
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