neos-3208254-reiu

aggregations precedence variable_bound set_partitioning set_covering cardinality mixed_binary general_linear

Submitter Variables Constraints Density Status Group Objective MPS File
Jeff Linderoth 3154336 9464908 8.40054e-07 open neos-pseudoapplication-98 -34897.00052514407* neos-3208254-reiu.mps.gz

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 3154336 3154302
Constraints 9464908 9464908
Binaries 3743 3709
Integers 0 36
Continuous 3150593 3150557
Implicit Integers 0 36
Fixed Variables 0 0
Nonzero Density 8.40054e-07 8.40061e-07
Nonzeroes 25080200 25080200
Constraint Classification Properties
Original Presolved
Total 9464908 9464908
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 37 37
Precedence 3194028 3194028
Variable Bound 3142162 3142196
Set Partitioning 69 69
Set Packing 0 0
Set Covering 1 1
Cardinality 34 34
Invariant Knapsack 0 0
Equation Knapsack 0 0
Bin Packing 0 0
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 3128577 3128471
General Linear 0 72
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)

Find solutions below. Download the archive containing all solutions from the Download page.

## Warning in lapply(df["exactobjval"], as.numeric): NAs introduced by coercion
ID Objective Exact Int. Viol Cons. Viol Obj. Viol Submitter Date Description
1 -34897 2.1e-06 1e-06 0 Michael Winkler 2022-07-12 Found by Gurobi 9.5.1 with the NoRel heuristic after re-optimizing the model using a solution as a MIP start which was found by running Gurobi 9.5.1.

Similar instances in collection

The following instances are most similar to neos-3208254-reiu 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
neos-3209462-rhin hard 56453 383 0 56070 170226 447473 Jeff Linderoth neos-pseudoapplication-98 12 aggregations precedence variable_bound set_partitioning set_covering cardinality invariant_knapsack mixed_binary
in hard 1449074 1489 0 1447585 1526202 6811639 Armin Fuegenschuh 58 aggregations variable_bound mixed_binary
neos-3740487-motru open 1689612 75566 0 1614046 4936372 26433474 Jeff Linderoth neos-pseudoapplication-61 164.4691736839999* precedence variable_bound set_partitioning set_packing invariant_knapsack binpacking knapsack mixed_binary
neos-4321076-ruwer hard 361730 122 0 361608 509809 1265750 Jeff Linderoth neos-pseudoapplication-98 2135.200000000028 aggregations variable_bound cardinality mixed_binary
neos-3755335-nizao easy 40938 5226 0 35712 111026 547794 Jeff Linderoth neos-pseudoapplication-61 50.0301565326 benchmark_suitable precedence variable_bound set_partitioning set_packing invariant_knapsack binpacking knapsack mixed_binary

Reference

No bibliographic information available

Last Update Mar 04, 2024 by Julian Manns
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