![SPIE Proceedings [SPIE International Symposium on Optical Science and Technology - Seattle, WA (Sunday 7 July 2002)] Mathematics of Data/Image Coding, Compression, and Encryption V, with Applications - <title>Robust digital image-in-image watermarking algorithm using the fast Hadamard transform</title>]()
SPIE Proceedings [SPIE International Symposium on Optical Science and Technology - Seattle, WA (Sunday 7 July 2002)] Mathematics of Data/Image Coding, Compression, and Encryption V, with Applications - <title>Robust digital image-in-image watermarking algorithm using the fast Hadamard transform</title>Ho, Anthony T. S.; Shen, Jun; Tan, Soon H.; Schmalz, Mark S. · 2003