Extracting T–S Fuzzy Models Using the Cuckoo Search Algorithm

Table 2

Performance comparison of different methods for nonlinear plant modelling.

Method	Number of rules	MSE (training)		MSE (testing)
	Mean	Mean	Std	Mean	Std
CS	3.3	0.0016	0.0005	0.0009	0.0003
HUS [18]	4.84	0.0017	0.0015	0.0029	0.0016
CRPSO [19]	5.6	0.0020	0.0016	0.0035	0.0044
PSO [19]	5.64	0.0055	0.0055	0.0063	0.0072
GA [19]	3.62	0.0038	0.0053	0.0045	0.0051
DE [19]	5.32	0.0081	0.0041	0.0086	0.0062