168
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ICIP
2003
IEEE
16 years 6 months ago
2003
IEEE
In this paper we consider a hypothesis testing approach for detection of hiding in the least significant bit (LSB). This steganalysis problem is a composite hypothesis testing pro...
107
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ICIP
2003
IEEE
16 years 6 months ago
2003
IEEE
We present an improved transform-based phase unwrapping (PU) system that employs a recursive structure. Each stage, which is identical with others, performs PU by FFT method and g...
133
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ICIP
2003
IEEE
16 years 6 months ago
2003
IEEE
This paper presents a novel method to reduce the phaseunwrapping (PU) distortion by being based on twodimensional fractional Brownian motion (fBm) theory. The method incorporates ...
146
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ICIP
2003
IEEE
16 years 6 months ago
2003
IEEE
Matching pursuit (MP) based video coder represents an effective alternative to conventional block based DCT based architectures[I]. In this paper we propose a generalized motion c...
115
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ICIP
2003
IEEE
16 years 6 months ago
2003
IEEE
Sherwood and Zeger proposed a source-channel coding system where the source code is an embedded bitstream and the channel code is a product code such that each row code is a conca...