Frequency-Domain Detection for Frequency-Division Multiplexing QEPAS.
Xiang ChenHao LiuMai HuLu YaoZhenyu XuHao DengRuifeng KanPublished in: Sensors (2022)
Keyphrases
- frequency domain
- frequency analysis
- low frequency
- fourier transform
- power spectra
- spatial domain
- frequency domain analysis
- spectrum analysis
- power spectrum
- frequency spectrum
- frequency response
- bandpass
- cross correlation
- denoising
- feature extraction
- spectral domain
- low pass
- fourier analysis
- subband
- discrete fourier transform
- affine invariance
- multiscale