1.

Conference Proceedings
Conference Proceedings
1. Non-orthogonal screen and its application in moire-free halftoning
Wang, S. ; Fan, Z. ; Wen, Z.
Pub. info.: Color imaging VIII : processing, hardcopy, and applications : 21-24 January 2003, Santa Clara, California, USA.  pp.399-408,  2003.  Bellingham, Wash., USA.  SPIE-The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 5008
2.

Conference Proceedings
Conference Proceedings
2. Retaining color fidelity in multiple generation reproduction using digital watermarks
Fan, Z. ; Wang, S. ; Cheng, H.
Pub. info.: Color imaging VIII : processing, hardcopy, and applications : 21-24 January 2003, Santa Clara, California, USA.  pp.349-355,  2003.  Bellingham, Wash., USA.  SPIE-The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 5008