Publications

2 results for A. Ravishankar Rao

Color halftone descreening based on color sigma filters
- - Chunghui Kuo
  - A. Ravishankar Rao
  - et al.
- 2001
- Proceedings of SPIE - The International Society for Optical Engineering
Wavelet based halftone segmentation and descreening filter design
- - Chunghui Kuo
  - A. Ravishankar Rao
  - et al.
- 2001
- ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings