Joint optimization of block size and quantization for quadtree-based motion estimation.
Jungwoo LeePublished in: IEEE Trans. Image Process. (1998)
Keyphrases
- block size
- joint optimization
- quadtree
- motion estimation
- variable block size
- inter frame
- multiresolution
- image coder
- data structure
- computational complexity
- motion vectors
- sparse representation
- image representation
- video sequences
- optical flow
- video coding
- tree structure
- motion estimator
- video compression
- motion compensated
- motion compensation
- computer vision
- motion field
- macroblock
- image sequences
- super resolution
- spatial domain
- reference frame
- rate distortion
- data sets
- filter bank
- coding efficiency
- dimensionality reduction
- image retrieval
- multiscale