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ISCAS
2002
IEEE
190views Hardware» more  ISCAS 2002»
15 years 8 months ago
Analysis and improvement of correlation-based watermarking methods for digital images
This paper aims to design robust correlation-based watermarking methods for images. We rst present a model of watermark embedding and extracting processes and carry out their ana...
Akio Miyazaki, Akihiro Okamoto
ICDAR
1999
IEEE
15 years 7 months ago
Binarization of Document Images using Hadamard Multiresolution Analysis
In this article, we propose a new method that combines the use of a global threshold and a window-based scheme for computing local thresholds. The latter scheme compares the contr...
Fu Chang, Kung-Hao Liang, Tzu-Ming Tan, Wen-Liang ...
119
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ICASSP
2011
IEEE
14 years 7 months ago
A knowledge-based algorithm to remove blocking artifacts in skin images for forensic analysis
Identifying criminals and victims in evidence images, where their faces are covered or obstructed, is a challenging task. In the legal case, United States v. Michael Joseph Pepe (...
Chaoying Tang, Adams Wai-Kin Kong, Noah Craft
114
Voted
ICPR
2006
IEEE
16 years 4 months ago
Estimating the location of illuminants in realist master paintings Computer image analysis addresses a debate in art history of
In cast-shadow analysis one merely draws a line between each occluder and its associated shadow cast onto a different surface, possibly with wedges indicating precision. In some c...
111
Voted
CORR
2010
Springer
82views Education» more  CORR 2010»
15 years 3 months ago
Encryption Quality Analysis and Security Evaluation of CAST-128 Algorithm and its Modified Version using Digital Images
this paper demonstrates analysis of well known block cipher CAST-128 and its modified version using avalanche criterion and other tests namely encryption quality, correlation coeff...
G. N. Krishnamurthy, V. Ramaswamy