neos-3372571-onahau

variable_bound mixed_binary

Submitter Variables Constraints Density Status Group Objective MPS File
Hans Mittelmann 13086 29487 3.01946e-04 hard neos-pseudoapplication-93 0.411055181902462 neos-3372571-onahau.mps.gz

Collection of anonymous submissions to the NEOS Server for Optimization

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 13086 13086
Constraints 29487 29487
Binaries 185 185
Integers 0 0
Continuous 12901 12901
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.000301946 0.000301946
Nonzeroes 116511 116511
Constraint Classification Properties
Original Presolved
Total 29487 29487
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 0 0
Variable Bound 12900 12900
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 16587 16587
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 1.892095
Constraint % 0.51209 0.589562 0.51209 2.51636
Variable % 1.15390 1.288780 1.15390 4.61562
Score 0.446128

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
3 0.4110552 0 0 0 Hans Mittelmann 2019-12-09 Solved with Gurobi 9.0 using 40 Threads within 38 hours
2 0.4113669 0 0 0 Edward Rothberg 2019-12-13 Obtained with Gurobi 9.0
1 0.4118418 0.4118418 0 0 0 - 2018-10-15 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to neos-3372571-onahau 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
supportcase23 open 24275 6250 0 18025 40502 161525 Michael Winkler -12160.6593559088* decomposition precedence mixed_binary
nsa easy 388 36 0 352 1297 4204 MIPLIB submission pool 120 decomposition benchmark_suitable aggregations mixed_binary
comp16-3idx hard 64193 56745 14 7434 71594 347276 Matias Sørensen coursetimetabling 18.0 decomposition aggregations precedence variable_bound set_partitioning set_packing cardinality invariant_knapsack mixed_binary general_linear
neos-5188808-nattai easy 14544 288 0 14256 29452 133686 Jeff Linderoth neos-pseudoapplication-98 0.110283622999984 benchmark decomposition benchmark_suitable aggregations precedence variable_bound set_partitioning cardinality knapsack 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

Reference

No bibliographic information available

Last Update Mar 04, 2024 by Julian Manns
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