Extraction of an input function from dynamic micro-PET images using wavelet packet based sub-band decomposition independent component analysis.
Jih-Shian LeeKuan-Hao SuWen-Yuan ChangJyh-Cheng ChenPublished in: NeuroImage (2012)
Keyphrases
- wavelet packet
- subband
- independent component analysis
- filter bank
- wavelet transform
- wavelet decomposition
- image compression
- lifting scheme
- wavelet coefficients
- multiresolution
- bit rate
- high frequency
- factor analysis
- wavelet packet decomposition
- principal component analysis
- signal processing
- pet images
- frequency domain
- frequency band
- image coding
- wavelet domain
- feature vectors
- low frequency
- discrete wavelet transform
- blind source separation
- low pass
- multiscale
- denoising
- visual quality
- video coding
- quadtree
- edge detection