Numerical Analysis of Modeling Based on Improved Elman Neural Network

Table 2

Spectrum of the circuit and spectrum error of four behavioral models with two-tone signal input.

Freq. (Hz)	Circuit spectrum (dB)	VL; (dB)	CNN; (dB)	BENN; (dB)	IENN; (dB)
𝑓1	71.83	−0.22	0.62	0.0108	4.919𝑒−06
𝑓2	65.15	0.24	2.39
𝑓3	54.07	−0.58	23.56
𝑓4	46.33	−3.19	5.55
𝑓5	42.58	−3.57	5.06
𝑓6	45.01	−4.56	7.17