Multitaper power spectrum estimation and thresholding: wavelet packets versus wavelets.
Alberto Contreras-CristánAndrew T. WaldenPublished in: IEEE Trans. Signal Process. (2002)
Keyphrases
- wavelet packet
- power spectrum
- denoising
- frequency domain
- natural images
- dual tree
- frequency analysis
- compactly supported
- filter bank
- image denoising
- subband
- wavelet transform
- vector valued
- spatial domain
- wavelet domain
- power spectral
- discrete wavelet transform
- wavelet decomposition
- image processing
- lifting scheme
- multiresolution
- density function
- tensor product
- multiscale
- density estimation
- machine learning
- shift invariant
- quadtree
- edge detection