Adaptive Selection and Rearrangement of Wavelet Packets for Quad-Tree Image Coding.
Hsi-Chin HsinTze-Yun SungPublished in: IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2008)
Keyphrases
- wavelet packet
- space frequency quantization
- image coding
- quadtree
- filter bank
- wavelet transform
- multiresolution
- image coder
- subband
- denoising
- vector quantizer
- dual tree
- image representation
- data structure
- tree structure
- multiscale
- wavelet decomposition
- signal processing
- coding efficiency
- energy compaction
- wavelet filters
- lifting scheme
- computer vision
- frequency domain
- quad trees
- compactly supported
- fractal image coding
- lapped transforms
- pattern recognition
- perfect reconstruction
- transform coding
- object recognition
- lossless compression
- image features
- discrete cosine transform
- inter frame
- computationally efficient
- non stationary