Figure 1 - uploaded by V. Santhi
Content may be subject to copyright.
Source publication
With the increase in the advent of technology and easy access to files around
the world, piracy has become a serious issue to be addressed. Copyright
protection has thus become an important field of research, and many robust
techniques have been proposed over the years. In this paper, the effects of
visible watermarking in Hadamard and Walsh transf...
