Shockwave Signal Downsampling Rate Acquisition Based on Sparse Fourier Transform.
Bo XuZhi ZhangZhenglin XieTailin HanHong LiuXuan LiuMingchi JuPublished in: IEEE Access (2022)
Keyphrases
- fourier transform
- frequency domain
- signal processing
- power spectral density
- frequency spectrum
- compressive sensing
- fourier analysis
- fourier domain
- fourier coefficients
- sparse representation
- low frequency
- spatial domain
- polar coordinates
- log polar
- radon transform
- power spectrum
- fourier descriptors
- high frequency
- fast fourier transform
- pattern recognition
- feature extraction
- spectral estimation
- denoising
- discrete fourier transform
- correlation function
- image processing
- neural network
- decision trees
- phase difference
- computer vision