Mihai Mitrea, Titus B. Zaharia, Françoise J. Prêteux, Adriana Vlad. Wavelet versus DCT-based spread spectrum watermarking of image databases. In Edward R. Dougherty, Jaakko Astola, Karen O. Egiazarian, editors, Image Processing: Algorithms and Systems III, 19 January 2004, San Jose, California, USA. Volume 5289 of SPIE Proceedings, pages 37-46, SPIE, 2004. [doi]
Abstract is missing.