Visual Estimation and Compression of Facial Motion Parameters-Elements of a 3D Model-Based Video Coding System.
Hai TaoThomas S. HuangPublished in: Int. J. Comput. Vis. (2002)
Keyphrases
- video coding
- motion parameters
- motion estimation
- image and video compression
- compression efficiency
- motion compensated
- rate distortion
- video compression
- motion compensation
- motion vectors
- bit allocation
- motion model
- predictive coding
- image sequences
- rigid motion
- block based motion estimation
- video quality
- temporal redundancy
- optical flow
- inter frame
- video codec
- least squares
- motion field
- point correspondences
- video sequences
- video signals
- macroblock
- bit rate
- rate control
- motion segmentation
- efficient compression
- coding efficiency
- super resolution
- face recognition
- flow field
- camera motion
- image compression
- feature points
- motion analysis
- compression ratio
- compression algorithm
- computer vision
- kalman filter
- facial expressions
- computational complexity
- graph cuts
- face images
- image processing