Sampling Continuous-Time Sparse Signals: A Frequency-Domain Perspective.
Benjamín Béjar HaroMartin VetterliPublished in: IEEE Trans. Signal Process. (2018)
Keyphrases
- frequency domain
- spectrum analysis
- frequency spectrum
- spatial domain
- fourier transform
- fourier analysis
- bandpass
- spectral signatures
- power spectrum
- cross correlation
- feature extraction
- low pass
- low frequency
- low pass filtering
- denoising
- single channel
- signal processing
- power spectra
- independent component analysis
- filter bank
- spectral domain
- subband
- fourier domain
- frequency analysis
- frequency response
- facial asymmetry
- affine invariance
- frequency domain analysis
- discrete fourier transform
- radon transform
- sparse representation
- phase correlation
- wavelet transform
- spectral analysis
- compressive sensing
- natural images
- image quality
- machine learning