uc720-7-4-4-8

infeasible numerics aggregations precedence variable_bound set_partitioning set_packing cardinality invariant_knapsack binpacking mixed_binary

Submitter Variables Constraints Density Status Group Objective MPS File
Juan Javier Domínguez Moreno 1405278 4308353 1.95829e-06 easy Infeasible uc720-7-4-4-8.mps.gz

Margin maximization at unit commitment for several hydropower, pumping and thermal units

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 1405278 1294772
Constraints 4308353 3672550
Binaries 269009 254570
Integers 0 0
Continuous 1136269 1040202
Implicit Integers 0 0
Fixed Variables 29557 0
Nonzero Density 1.95829e-06 2.24198e-06
Nonzeroes 11856400 10660900
Constraint Classification Properties
Original Presolved
Total 4308353 3672550
Empty 82072 0
Free 0 0
Singleton 150964 0
Aggregations 23790 27389
Precedence 455656 335603
Variable Bound 2256335 2067180
Set Partitioning 8361 12680
Set Packing 8628 8627
Set Covering 28112 0
Cardinality 20160 12241
Invariant Knapsack 0 28112
Equation Knapsack 0 0
Bin Packing 1442 1442
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 1272833 1179276
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
Constraint %
Variable %
Score

Best Known Solution(s)

No solution available for uc720-7-4-4-8 .

Similar instances in collection

The following instances are most similar to uc720-7-4-4-8 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
bharat open 590519 122614 0 467905 1299953 3565460 Gavin Goodall 4193333.93287* numerics aggregations precedence variable_bound mixed_binary
nj3 open 85224 14280 0 70944 118986 377422 Jonathan Eckstein nj no_solution decomposition precedence variable_bound set_partitioning mixed_binary
nj2 open 85224 14280 0 70944 118975 364332 Jonathan Eckstein nj no_solution decomposition precedence variable_bound set_partitioning mixed_binary
nj1 open 78084 14280 0 63804 97579 321540 Jonathan Eckstein nj no_solution decomposition variable_bound set_partitioning mixed_binary
minutedispatchstrategy open 41761 20156 0 21605 80194 239480 Mark Husted 3109.9034778* numerics precedence variable_bound invariant_knapsack mixed_binary

Reference

No bibliographic information available

Last Update Mär 19, 2019 by Gregor Hendel
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