Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 1950 1174 2.12947e-03 easy 52148 mtest4ma.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 1950 1950
Constraints 1174 1174
Binaries 975 975
Integers 0 0
Continuous 975 975
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.00212947 0.00212947
Nonzeroes 4875 4875
Constraint Classification Properties
Original Presolved
Total 1174 1174
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 0 0
Variable Bound 975 975
Set Partitioning 0 0
Set Packing 99 99
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 100 100
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 2.000000
Constraint % 0.511073 0.924062 0.936968 2.21465
Variable % 0.512821 1.010100 1.025640 2.56410
Score 0.904032

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 52148 52148 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to mtest4ma 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
h80x6320d 12640 6320 0 6320 6558 31521 MIPLIB submission pool fixed-cost-network-flow easy 6382.099048246
lotsize 2985 1195 0 1790 1920 6565 Dinakar Gade, Simge Kucukyavuz easy 1480195
n3707 10000 5000 0 5000 5150 20000 J. Aronson n37 open 1217798*
n3700 10000 5000 0 5000 5150 20000 J. Aronson n37 open 1245141*
n370b 10000 5000 0 5000 5150 20000 J. Aronson n37 open 1256398*

Reference

No bibliographic information available

Last Update Nov 19, 2018 by Gregor Hendel
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