uccase9

benchmark benchmark_suitable aggregations precedence variable_bound set_partitioning invariant_knapsack binpacking knapsack mixed_binary

Submitter Variables Constraints Density Status Group Objective MPS File
Daniel Espinoza 33242 49565 2.01692e-04 easy uccase 10993.131409 uccase9.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 33242 31164
Constraints 49565 42133
Binaries 8064 7428
Integers 0 1521
Continuous 25178 22215
Implicit Integers 0 1521
Fixed Variables 477 0
Nonzero Density 0.000201692 0.000218733
Nonzeroes 332316 287204
Constraint Classification Properties
Original Presolved
Total 49565 42133
Empty 28 0
Free 0 0
Singleton 5024 0
Aggregations 9014 8222
Precedence 1180 170
Variable Bound 16086 16741
Set Partitioning 0 1521
Set Packing 0 0
Set Covering 0 0
Cardinality 0 0
Invariant Knapsack 0 348
Equation Knapsack 0 0
Bin Packing 0 8
Knapsack 0 2322
Integer Knapsack 0 0
Mixed Binary 18233 12801
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 3.505421
Constraint % 0.00712 0.0217487 0.00712 6.76192
Variable % 0.00963 0.0267086 0.00963 8.07264
Score 0.671430

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 10993.13 10993.13 0 0 0 - 2018-10-13 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to uccase9 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 Status Variables Binaries Integers Continuous Constraints Nonz. Submitter Group Objective Tags
uccase7 hard 33020 7224 0 25796 47132 335644 Daniel Espinoza uccase 26834.28427331005 aggregations precedence variable_bound set_partitioning invariant_knapsack binpacking knapsack mixed_binary
uccase8 easy 37413 9576 0 27837 53709 214625 Daniel Espinoza uccase 11167.74532 benchmark_suitable aggregations variable_bound set_partitioning invariant_knapsack binpacking knapsack mixed_binary
uccase10 open 110818 16800 0 94018 196498 787045 Daniel Espinoza uccase 39133.6229762502* aggregations precedence variable_bound mixed_binary
irish-electricity easy 61728 9888 0 51840 104259 523257 Paula Carroll 3723497.591396 benchmark benchmark_suitable precedence variable_bound invariant_knapsack binpacking knapsack mixed_binary
sing326 easy 55156 40010 0 15146 50781 268173 Daniel Espinoza sing 7753674.85376 benchmark decomposition benchmark_suitable aggregations variable_bound set_partitioning cardinality mixed_binary

Reference

No bibliographic information available

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