Image resolution upscaling in the wavelet domain using directional cycle spinning.
Alptekin TemizelTheo VlachosPublished in: J. Electronic Imaging (2005)
Keyphrases
- image resolution
- wavelet domain
- complex wavelet transform
- image quality
- human visual system
- dual tree
- denoising
- field of view
- wavelet coefficients
- spatial resolution
- wavelet transform
- discrete wavelet transform
- shift invariant
- high resolution
- multiscale
- spatial domain
- super resolution
- image denoising
- multiresolution
- image warping
- low resolution
- subband
- high frequency
- contourlet transform
- visual quality
- texture image retrieval
- autoregressive model
- wavelet domain hidden markov tree
- phase information
- high quality
- image segmentation
- frequency domain
- image compression
- computer vision