Submitter Variables Constraints Density Status Group Objective MPS File
MIPLIB submission pool 703 319 9.23048e-03 easy 3942 ic97_tension.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 703 653
Constraints 319 310
Binaries 176 173
Integers 4 4
Continuous 523 476
Implicit Integers 0 0
Fixed Variables 47 0
Nonzero Density 0.00923048 0.00880798
Nonzeroes 2070 1783
Constraint Classification Properties
Original Presolved
Total 319 310
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 12
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 315 294
General Linear 4 4
Indicator 0 0

Structure

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

value min median mean max
Components 1.278754
Constraint % 0.325733 4.34311 0.651466 39.4137
Variable % 0.285307 4.36678 0.855920 38.0884
Score 0.584344

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 3942 3942 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to ic97_tension 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
icir97_tension 2494 262 573 1659 1203 22333 MIPLIB submission pool easy 6375
neos-4954672-berkel 1533 630 0 903 1848 8007 Jeff Linderoth neos-pseudoapplication-43 hard 2612710
timtab1CUTS 397 77 94 226 371 1742 C. Liebchen, R. Möhring timtab easy 764772
csched007 1758 1457 0 301 351 6379 Tallys Yunes csched easy 351
csched008 1536 1284 0 252 351 5687 Tallys Yunes csched easy 173

Reference

No bibliographic information available

Last Update Nov 17, 2018 by Gregor Hendel
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