Influence of the Lift-Off Effect on the Cut-Off Frequency of the EMAT-Generated Rayleigh Wave Signal.
Pengxing YiKang ZhangYahui LiXuming ZhangPublished in: Sensors (2014)
Keyphrases
- band pass filters
- low frequency
- power spectra
- frequency response
- spectrum analysis
- frequency spectrum
- prior studies
- non stationary
- signal processing
- high frequency
- automatically generated
- short time fourier transform
- frequency domain
- expectation maximization
- instantaneous frequency
- gaussian distribution
- wavelet analysis
- wavelet transform
- wave equation
- duty cycle
- weak signal