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Table 5 Comparison of model evaluation indexes of different models for the Box and Jenkins example (case 1)

From: T-S fuzzy systems optimization identification based on FCM and PSO

Model

No. of inputs

No. of rules

MSE

Box and Jenkins [30]

6

6

0.202

Xu and Lu [31]

2

25

0.328

Kung and Su [11]

6

2

0.0518

Kim et al. [9]

6

2

0.055

Kim et al. [10]

6

2

0.048

Li et al. [12]

6

4

0.0498

Liu et al. [16]

2

6

0.1238

Our model

6

4

0.0431