Noise-shaping coding through bounding the frequency-weighted reconstruction error.
Shiang-Hwua YuPublished in: IEEE Trans. Circuits Syst. II Express Briefs (2006)
Keyphrases
- reconstruction error
- noise shaping
- quantization noise
- subband
- quantization error
- sparse representation
- coded images
- singular value decomposition
- filter bank
- image coding
- coding scheme
- sparse coding
- error diffusion
- reconstructed image
- objective function
- classification error
- coding method
- image coder
- multiscale
- natural images
- image quality
- wavelet transform
- multiresolution
- image reconstruction
- bit rate
- feature vectors