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Author(s): Jyoti Purohit , Hardayal Singh Shekhawat , Maninder Singh Nehra .

Published in: International Journal of Innovative Science and Research Technology

Website: http://ijisrt.com

Volume/Issue: Volume 1 Issue 4

Google Scholar:
https://goo.gl/FSN4QE

Scribd :-
https://goo.gl/0EqQzm

Academia.edu :-
https://goo.gl/unIMeu

In cutting-edge world popularity of digital video situated most of the time applications is likely one of the necessity for copyright defense with the intention to avert crook repeating and distribution of digital information. Digital illustration offers many advantages for processing and distributing video and other types of understanding. Copyright protection provides authentication redundant power in customary data just like the possession details and owner-logo within the digital media while now not compromising its sensory recreation first-class. This article targets to give an in-depth survey of various wavelet based approached for information hiding.
Keywords—wavelet; watermarking; extraction; PCA .