neos-3682128-sandon

aggregations variable_bound set_packing cardinality invariant_knapsack equation_knapsack knapsack integer_knapsack general_linear

Submitter Variables Constraints Density Status Group Objective MPS File
Hans Mittelmann 7880 14920 4.29005e-04 open neos-pseudoapplication-10 34666770* neos-3682128-sandon.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 7880 7760
Constraints 14920 14920
Binaries 7870 7750
Integers 10 10
Continuous 0 0
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.000429005 0.000435640
Nonzeroes 50438 50438
Constraint Classification Properties
Original Presolved
Total 14920 14920
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 5 5
Precedence 0 0
Variable Bound 7205 7205
Set Partitioning 0 0
Set Packing 480 480
Set Covering 7153 0
Cardinality 2 2
Invariant Knapsack 0 7158
Equation Knapsack 60 60
Bin Packing 0 0
Knapsack 0 5
Integer Knapsack 1 1
Mixed Binary 10 0
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 0.7781512
Constraint % 9.75871 9.75871 9.75871 9.75871
Variable % 18.76290 18.76290 18.76290 18.76290
Score 0.3963850

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
2 34666770 0 0 0 Robert Ashford and Alkis Vazacopoulus 2019-12-18 Found using ODH|CPlex
1 34674770 34674770 0 0 0 - 2018-10-15 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to neos-3682128-sandon 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
umts easy 2947 2802 72 73 4465 22872 C. Polo 30090327.99999997 decomposition benchmark_suitable aggregations precedence variable_bound set_partitioning set_covering cardinality invariant_knapsack knapsack mixed_binary general_linear
lr2-22dr3-333vc4v17a-t60 open 109519 92865 0 16654 108566 435517 Dimitri Papageorgiou maritime no_solution decomposition aggregations precedence variable_bound set_partitioning set_packing cardinality invariant_knapsack mixed_binary
neos-633273 easy 11154 11154 0 0 21781 63910 NEOS Server Submission neos-pseudoapplication-10 6996841097.99778 binary aggregations set_partitioning cardinality invariant_knapsack
neos-3581454-haast easy 8112 7512 0 600 17220 92976 Jeff Linderoth neos-pseudoapplication-14 2295 decomposition benchmark_suitable precedence variable_bound set_partitioning set_packing invariant_knapsack knapsack mixed_binary
neos-5261882-treska hard 2900 2730 0 170 2971 19342 Hans Mittelmann neos-pseudoapplication-102 51614.874 decomposition precedence set_partitioning cardinality binpacking knapsack mixed_binary

Reference

No bibliographic information available

Last Update Mar 04, 2024 by Julian Manns
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