The following publications are possibly variants of this publication:
- Data hiding watermarking for halftone imagesMing Sun Fu, Oscar C. Au. TIP, 11(4):477-484, 2002. [doi]
- Correlation-based watermarking for halftone imagesMing Sun Fu, Oscar C. Au. iscas 2004: 21-24
- A set of mutually watermarked halftone imagesMing Sun Fu, Oscar C. Au. icip 2003: 467-470
- Watermarking technique for color halftone imagesMing Sun Fu, Oscar C. Au. icassp 2004: 381-384 [doi]
- Halftone image watermarking via optimizationYuanfang Guo, Oscar C. Au, Jiantao Zhou, Ketan Tang, Xiaopeng Fan. spic, 41:85-100, 2016. [doi]