Image Data Embedding System for Watermarking Using Fresnel Transform.

Seok Kang Yoshinao Aoki Image Data Embedding System for Watermarking Using Fresnel Transform. 885-889 1999 ICMCS, Vol. 1 http://computer.org/conferen/proceed/icmcs/0253/Volume%201/02539885abs.htm db/conf/icmcs/icmcs99-1.html#KangA99