Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 270 195 1.76068e-01 easy mik_250 -52242 mik-250-20-75-3.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 270 270
Constraints 195 75
Binaries 75 98
Integers 175 152
Continuous 20 20
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.176068 0.451852
Nonzeroes 9270 9150
Constraint Classification Properties
Original Presolved
Total 195 75
Empty 0 0
Free 0 0
Singleton 120 0
Aggregations 0 0
Precedence 0 0
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 0 0
Integer Knapsack 0 0
Mixed Binary 0 0
General Linear 75 75
Indicator 0 0

Structure

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

value min median mean max
Components 0.30103
Constraint % 100 100 100 100
Variable % 100 100 100 100
Score 0.00000

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 -52242 -52242 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to mik-250-20-75-3 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
mik-250-20-75-2 270 75 175 20 195 9270 MIPLIB submission pool mik_250 easy -50768.00
mik-250-20-75-1 270 75 175 20 195 9270 MIPLIB submission pool mik_250 easy -49716.00
mik-250-20-75-5 270 75 175 20 195 9270 MIPLIB submission pool mik_250 easy -51532.00
mik-250-20-75-4 270 75 175 20 195 9270 MIPLIB submission pool mik_250 easy -52301.00
gen-ip036 29 0 29 0 46 1303 Simon Bowly generated easy -4606.68

Reference

No bibliographic information available

Last Update Nov 19, 2018 by Gregor Hendel
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