Enhancement of Wavelet-coded Images via Novel Directional Filtering.
Seungjong KimJechang JeongPublished in: SIP (2003)
Keyphrases
- directional filtering
- coded images
- transform coding
- frequency domain
- edge detection
- post processing
- low bit rate
- error concealment
- denoising
- multiscale
- visual quality
- wavelet transform
- discrete cosine transform
- wavelet coefficients
- image coder
- image compression
- spatial domain
- multiresolution
- image coding
- wavelet domain
- blocking artifacts
- wavelet filters
- dct coefficients
- coding scheme
- image processing
- bit rate
- video sequences
- feature extraction
- coding method
- low frequency