Yasunori Ishikawa, Kazutake Uehira, Kazuhisa Yanaka. Optical watermarking technique robust to geometrical distortion in image. In Proceedings of the IEEE International Symposium on Signal Processing and Information Technology, ISSPIT 2010, December 15-18,2010, Luxor, Egypt. pages 67-72, IEEE, 2010. [doi]
Abstract is missing.