Wavelet Denoising of Vehicle Platform Vibration Signal Based on Threshold Neural Network

Table 2

The SNR and RMSE results of denoising methods.

	Sine VPVS model
	SNR (dB)	RMSE (m/s^2)
Soft thresholding	7.50	0.06
Hard thresholding	7.40	0.06
Zhang’s thresholding [11]	7.51	0.06
Nasri’s thresholding [12]	7.52	0.06
Wang’s thresholding [13]	7.46	0.06
Proposed thresholding	9.76	0.05