Adaptive filters for transform domain edge detection.
Ramakrishnan SundaramPublished in: Visual Information Processing (1998)
Keyphrases
- transform domain
- edge detection
- spatial domain
- multiscale
- discrete cosine
- noisy images
- image processing
- hadamard transform
- bit plane
- dct domain
- transform coefficients
- discrete cosine transform
- spread spectrum
- frequency domain
- robust watermarking scheme
- reconstruction quality
- blind watermarking
- image blocks
- wyner ziv video coding
- dct coefficients
- noise estimation
- macroblock
- high quality
- image sequences
- image segmentation