A preliminary study of an audio-visual speech coder: Using video parameters to reduce an LPC vocoder bit rate.
Elodie FoucherGang FengLaurent GirinPublished in: EUSIPCO (1998)
Keyphrases
- video signals
- bit rate
- bitstream
- video coder
- visual speech
- subband
- video quality
- video coding
- variable bit rate
- channel conditions
- rate distortion
- video sequences
- efficient compression
- image quality
- visual quality
- compressed video
- image coder
- video content
- multimedia
- low bit rate
- inter frame
- scalable video coding
- macroblock
- compression algorithm
- motion vectors
- rate control
- coding scheme
- video transmission
- computational complexity
- coding method
- coding efficiency
- audio signal
- motion compensated
- audio signals
- packet loss
- reconstructed image
- speech signal
- filter bank
- broadcast news
- bit plane
- wavelet coefficients
- frame rate
- compressed domain
- wireless channels
- motion estimation
- prediction error
- compression ratio
- video streaming
- high frequency
- image data
- hidden markov models
- speaker identification
- speech recognition
- image coding
- multiresolution
- video frames
- wavelet transform
- audio features
- video analysis
- video compression
- noisy environments
- wavelet packet