Graph Signal Separation Based on Smoothness or Sparsity in the Frequency Domain.
Sara MohammadiMassoud Babaie-ZadehDorina ThanouPublished in: IEEE Trans. Signal Inf. Process. over Networks (2023)
Keyphrases
- frequency domain
- fourier transform
- spatial domain
- cross correlation
- power spectrum
- low frequency
- impulse response
- frequency spectrum
- fourier domain
- subband
- single channel
- low pass
- power spectra
- spectrum analysis
- filter bank
- bandpass
- denoising
- fourier analysis
- frequency response
- feature extraction
- frequency analysis
- sparse representation
- fast fourier transform
- phase correlation
- frequency domain analysis
- signal processing
- wavelet transform
- image data
- multiresolution
- affine invariance