Quasilinear Extreme Learning Machine Model Based Internal Model Control for Nonlinear Process

Table 2

Comparison of the identification error and time between different methods.

	QL-ELM		ELM		SVM		QL-SVM
	RMSE	TIMES	RMSE	TIMES	RMSE	TIMES	RMSE	TIMES
Internal model	0.0017	1.8929 s	0.0026	2.1998 s	0.0025	4.2639 s	0.0019
Inverse model	0.0122	1.8108	0.0582	2.0376 s	1.2303	6.8584 s	0.2659