A novel method to embed watermark in different halftone images: Data hiding by conjugate error diffusion (DHCED)

Proceedings - IEEE International Conference on Multimedia and Expo

Volumn 1, Issue , 2003, Pages I609-I612

  Fu, Ming Sun ^a   Au, Oscar C ^a  

^a HONG KONG UNIVERSITY OF SCIENCE AND TECHNOLOGY   (Hong Kong)

Author keywords

[No Author keywords available]

Indexed keywords

DATA HIDING; ERROR DIFFUSION; HALFTONE IMAGES; HIDDEN PATTERNS; VISUAL PATTERN; VISUAL QUALITIES;

EID: 46449097140     PISSN: 19457871     EISSN: 1945788X     Source Type: Conference Proceeding    
DOI: 10.1109/ICME.2003.1220991     Document Type: Conference Paper

References (8)

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3. B. E. Bayers, "An Optimum Method for Two Level Rendition of Continuous Tone Pictures, " Proc. of IEEE Int. Communication Conf., pp2611-2615, 1973.
4. M. S. Fu, O. C. Au, "Data Hiding for Halftone Images", IEEE Trans. On Image Processing, Vol. 11, pp. 477-484, April 2002.
5. K..T. Knox, "Digital Watermarking Using Stochastic Screen Patterns", United States Patent Number 5, 734.752.
6. S. G Wang, "Digital Watermarking Using Conjugate Halftone Screens", United States Patent Number 5, 790, 703.
7. M.S. Fu, O.C. Au, "Data Hiding in Halftone Image by Stochastic Error Diffusion", Proc. Of IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, Vol. 3, pp. 19651968, 2001.
8. M.S. Fu, O.C. Au, "A robust public watermark for halftone images", Proc. Of IEEE Int. Sym. on Circuits and Systems, Vol. 3, pp. 639-642, 2002.