the National High Technology Research and Development Programme of China(No 2006AA01Z407,No.2007AA01Z478);the Postdoctoral Science Foundation of China(No.20070420707)
A multiple watermarking algorithm is presented according to the multiple accessing technique of the code division multiple access (CDMA) system. Multiple watermarks are embedded into digital images in the wavelet tr...
China Postdoctoral Science Foundation (20070420707);the Natural Science Foundation of Education Bureau of Hunan Province (2008A520003)
A watermarking algorithm of binary images using adaptable matrix is presented. An adaptable matrix is designed to evaluate the smoothness and the connectivity of binary images. The watermark is embedded according to t...