Secure and robust digital watermarking on grey level images

G RoslineNesaKumari, B VijayaKumar… - International Journal of …, 2009 - earticle.net
A good watermarking technique embeds information into a carrier image with virtually
imperceptible modification of the image. The present paper found a novel fact that by …

[PDF][PDF] LSB based digital image watermarking for gray scale image

D Chopra, P Gupta, G Sanjay… - IOSR journal of Computer …, 2012 - researchgate.net
In recent years, internet revolution resulted in an explosive growth in multimedia
applications. The rapid advancement of internet has made it easier to send the data/image …

[PDF][PDF] A novel digital watermarking technique based on ISB (Intermediate Significant Bit)

AM Zeki, AA Manaf - World Academy of Science, Engineering and …, 2009 - Citeseer
Least Significant Bit (LSB) technique is the earliest developed technique in watermarking
and it is also the most simple, direct and common technique. It essentially involves …

[PDF][PDF] Robust watermarking of color images under noise and cropping attacks in spatial domain

A Aggarwal, M Singla - image, 2011 - Citeseer
In this paper a novel spatial domain multiple watermarking scheme for color Images is
proposed. The proposed scheme is of type blind and invisible watermarking. A binary …

[PDF][PDF] Spatial and frequency domain for grey level digital images

D Singh, N Choudhary, M Agrawal - IJCA Special Issue on …, 2012 - academia.edu
With the gradual maturation of multimedia technology and the rapid development of network
technology, it becomes more convenient to access and disseminate digital information, such …

[PDF][PDF] A novel invisible and blind watermarking scheme for copyright protection of digital images

MA Dorairangaswamy - … Journal of Computer Science and Network …, 2009 - academia.edu
Nowadays, the issue of protecting copyrights of digital contents has become very much
critical owing to the swift growth of the Internet. Protecting the high-value digital assets and …

A review of different techniques on digital image watermarking scheme

YS Singh, BP Devi, KM Singh - International Journal of …, 2013 - indianjournals.com
In this paper we aim to present a survey of different techniques on digital image
watermarking. Digital watermarking technique is becoming more important in this …

[PDF][PDF] An adaptive data hiding technique for digital image authentication

SS Bedi, S Verma, G Tomar - International Journal of Computer …, 2010 - researchgate.net
The proposed scheme combines the advantages of cryptographic concept and
imperceptibility feature of digital image watermarking in spatial domain. The watermark is …

Improvement to a method of embedding robust watermarks into digital color images

A Shiozaki - IEICE transactions on fundamentals of electronics …, 1999 - search.ieice.org
This letter proposes improvement to the previously presented watermarking method which
spreads an ID pattern with a random sequence and embeds it throughout the spatial domain …

Hadamard transform based adaptive visible/invisible watermarking scheme for digital images

V Santhi, P Arulmozhivarman - Journal of information security and …, 2013 - Elsevier
In this work, a novel and adaptive visible/invisible watermarking scheme for embedding and
extracting a digital watermark into/from an image is proposed. The proposed method uses …