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VTC
2008
IEEE
107views Communications» more  VTC 2008»
14 years 1 months ago
Channel Code Division Multiple Access and its Multilevel Structured LDPC Based Instantiation
— In this paper, we introduce and outline the concept of Channel Code Division Multiple Access (CCDMA) using a design example based on the recently proposed Multilevel Structured...
Nicholas Bonello, Rong Zhang, Sheng Chen, Lajos Ha...
MEDIAFORENSICS
2010
13 years 9 months ago
Better security levels for broken arrows
This paper considers the security aspect of the robust zero-bit watermarking technique `Broken Arrows'(BA),1 which was invented and tested for the international challenge BOW...
Fuchun Xie, Teddy Furon, Caroline Fontaine
CORR
2010
Springer
160views Education» more  CORR 2010»
13 years 7 months ago
An LSB Data Hiding Technique Using Natural Numbers
In this paper, a novel data hiding technique is proposed, as an improvement over the Fibonacci LSB data-hiding technique proposed by Battisti et al. [1] based on decomposition of ...
Sandipan Dey, Ajith Abraham, Sugata Sanyal
IAJIT
2008
191views more  IAJIT 2008»
13 years 7 months ago
Novel Image Compression Using Multiwavelets with SPECK Algorithm
: Compression is the process of representing information in a compact form so as to reduce the bit rate for transmission or storage while maintaining acceptable fidelity or data qu...
Sudhakar Radhakrishnan, Jayaraman Subramaniam
FTTCS
2006
106views more  FTTCS 2006»
13 years 7 months ago
Algorithmic Results in List Decoding
Error-correcting codes are used to cope with the corruption of data by noise during communication or storage. A code uses an encoding procedure that judiciously introduces redunda...
Venkatesan Guruswami