Rate-distortion optimal evolutionary algorithm for JPEG quantization with multiple rates.
Qijun WangPing LiuLei ZhangFan ChengJianfeng QiuXingyi ZhangPublished in: Knowl. Based Syst. (2022)
Keyphrases
- rate distortion
- adaptive quantization
- image coder
- optimal bit allocation
- evolutionary algorithm
- bit allocation
- rate distortion optimization
- bit rate
- bit plane
- video coding
- image coding
- lattice vector quantization
- low bit rate
- coding efficiency
- high bit rate
- bit budget
- computational complexity
- motion estimation
- image compression
- rate control
- macroblock
- entropy coding
- shape coding
- wavelet coding
- distortion measure
- transform coding
- image quality
- distributed video coding
- inter frame
- source coding
- coding method
- video compression
- image transmission
- video quality
- rate allocation
- visual quality
- video codec
- wavelet coefficients
- subband
- transform domain
- wavelet transform
- peak signal to noise ratio
- rate control scheme
- subband coding
- bitstream