Subjective quality of several 9.6-32 kb/s speech coders.
William R. DaumerJ. L. SullivanPublished in: ICASSP (1982)
Keyphrases
- subjective quality
- bit rate
- visual quality
- low bit rate
- coding efficiency
- reconstructed image
- image coder
- rate distortion
- quality assessment
- image compression
- subband
- video coding
- speech recognition
- image quality
- coding method
- image quality assessment
- bitstream
- quality metrics
- coding scheme
- macroblock
- inter frame
- motion vectors
- correlation coefficient
- video quality
- prediction error
- speech signal
- video compression
- peak signal to noise ratio
- human visual system
- audio visual
- image coding
- image reconstruction
- transform coefficients
- image database
- human observers
- ground truth
- video signals
- filter bank