Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 4470 4620 5.41126e-04 easy exp_and_fc 66 nexp-150-20-1-5.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 4470 4096
Constraints 4620 2198
Binaries 2235 2048
Integers 0 0
Continuous 2235 2048
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.000541126 0.000909918
Nonzeroes 11175 8192
Constraint Classification Properties
Original Presolved
Total 4620 2198
Empty 0 0
Free 0 0
Singleton 2235 0
Aggregations 0 0
Precedence 0 0
Variable Bound 2235 2048
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 150 150
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 3.311542
Constraint % 0.0454959 0.0454959 0.0454959 0.0454959
Variable % 0.0488281 0.0488281 0.0488281 0.0488281
Score 0.931301

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 66 66 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to nexp-150-20-1-5 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
nexp-50-20-1-1 490 245 0 245 540 1225 MIPLIB submission pool exp_and_fc easy 29
berlin 5304 2652 0 2652 2704 10608 MIPLIB submission pool easy 62
brasil 6612 3306 0 3306 3364 13224 MIPLIB submission pool easy 13655
mc7 3040 1520 0 1520 1920 6080 F. Ortega, L. Wolsey mc easy 3417
mc8 3040 1520 0 1520 1920 6080 F. Ortega, L. Wolsey mc easy 1566

Reference

No bibliographic information available

Last Update Nov 19, 2018 by Gregor Hendel
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