Title :
Fast ad-hoc inverse halftoning using adaptive filtering
Author_Institution :
Dept. of Electr. & Electron. Eng., Hong Kong Univ. of Sci. & Technol., Hong Kong
Abstract :
We propose a novel fast inverse halftoning technique using an adaptive spatial varying filtering. The proposed algorithm is significantly simpler than most existing algorithm while achieving a PSNR close to that of the set theoretic POCS
Keywords :
adaptive filters; adaptive signal processing; filtering theory; image processing; inverse problems; PSNR; adaptive spatial varying filtering; algorithm; fast ad-hoc inverse halftoning; set theoretic POCS; Adaptive filters; Filtering algorithms; Gold; Image converters; Information filtering; Information filters; Nonlinear filters; PSNR; Pixel; Wiener filter;
Conference_Titel :
Acoustics, Speech, and Signal Processing, 1999. Proceedings., 1999 IEEE International Conference on
Conference_Location :
Phoenix, AZ
Print_ISBN :
0-7803-5041-3
DOI :
10.1109/ICASSP.1999.757587
