A Wavelet-Based Region of Interest Encoder for the Compression of Angiogram Video Sequences.
David GibsonMichael SpannSandra I. WoolleyPublished in: IEEE Trans. Inf. Technol. Biomed. (2004)
Keyphrases
- region of interest
- video sequences
- image compression
- motion estimation
- efficient compression
- bit allocation
- rate distortion
- bit rate
- medical images
- inter frame
- wavelet coding
- video compression
- motion vectors
- roi coding
- data compression
- wavelet transform
- compression algorithm
- video codec
- compression ratio
- compression scheme
- video signals
- video data
- image coder
- video coding
- ct images
- frame rate
- subband
- multiresolution
- perceptual image quality
- rate control
- bitstream
- image sequences
- facial expressions
- lossless compression
- rate distortion optimization
- geometrical features
- wavelet domain
- transform coding
- video content
- entropy coding
- compressed data
- motion compensation
- ct scans
- macroblock
- blood vessels
- low complexity
- motion compensated
- low bit rate
- discrete cosine transform
- key frames
- video frames