Table 4 Optimization parameter settings for multi-island genetic algorithm.

From: A novel dynamic vibration absorber for vibration control of piping systems under multi-frequency harmonic excitations

Option

Value

Option

Value

Sub-population size

10

Rate of migration

0.01

Number of islands

10

Interval of migration

5

Number of generations

20

Elite size

1

Rate of crossover

1.0

Rel tournament size

0.5

Rate of mutation

0.01

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