Submitter Variables Constraints Density Status Group Objective MPS File
Hamideh 19356 23758 9.09168e-05 easy 6.40233 loopha13.mps.gz

This is a Gams model which uses CPLEX as a solver.

Imported from the MIPLIB2010 submissions.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 19356 5245
Constraints 23758 9643
Binaries 18150 4045
Integers 0 0
Continuous 1206 1200
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 9.09168e-05 5.43581e-04
Nonzeroes 41809 27493
Constraint Classification Properties
Original Presolved
Total 23758 9643
Empty 0 0
Free 0 0
Singleton 14060 0
Aggregations 771 772
Precedence 991 989
Variable Bound 99 98
Set Partitioning 0 0
Set Packing 0 0
Set Covering 0 0
Cardinality 0 0
Invariant Knapsack 1190 1142
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 6647 6642
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 2.654177
Constraint % 0.0109075 0.0612275 0.0218150 2.00698
Variable % 0.0381316 0.1796840 0.0571973 3.52717
Score 0.272272

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 6.40233 6.40233 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to loopha13 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
istanbul-no-cutoff 5282 30 0 5252 20346 71477 Utz-Uwe Haus easy 204.0817
net12 14115 1603 0 12512 14021 80384 P. Belotti easy 214.0000
csched007 1758 1457 0 301 351 6379 Tallys Yunes csched easy 351.0000
ic97_tension 703 176 4 523 319 2070 MIPLIB submission pool easy 3942.0000
app1-1 2480 1225 0 1255 4926 18275 Emilie Danna app easy -3.0000

Reference

No bibliographic information available

Last Update Nov 17, 2018 by Gregor Hendel
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