Removal of Dust Microelectric Signal Based on Empirical Mode Decomposition and Multifractal Detrended Fluctuation Analysis

Table 1

Wavelet sub-band frequency range of detection signal.

Noise signal decomposition layer	Sub-band frequency
	0–7.4375 Hz
	0–14.875 Hz
	0–29.75 Hz
	0–59.5 Hz
	0–119 Hz
	7.4375–15.625 Hz
	14.875–29.75 Hz
	29.75–59.5 Hz
	59.5–119 Hz
	119–238 Hz