Table 6 MPSO and PSO Parameter Settings for the Frequency-dependent Model.

From: Prediction of frequency response of sub-frame bushing and study of high-order fractional derivative viscoelastic model

Algorithm

Parameters

Values

PSO

Particle dimensions

4

n

50

\([{x}_{min} , {x}_{max}]\)

[0 ,500]

\(w\)

1.2

\({c}_{1}\)

1.5

\({c}_{2}\)

1.5

\([{v}_{min} , {v}_{max}]\)

[-50 ,50]

MPSO

\({c}_{3}\)

1.5

Crossover probability

0.8

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