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CSIE
2009
IEEE
14 years 2 months ago
An Improved Algorithm of Digital Watermarking Based on Wavelet Transform
In this paper, a digital image watermarking technique based on Discrete Wavelet Transform (DWT) will be proposed. This scheme is designed utilizing principles deriving from the hu...
Jianhong Sun, Junsheng Li, Zhiyong Li
CORR
2011
Springer
176views Education» more  CORR 2011»
13 years 2 months ago
Decoding by Embedding: Correct Decoding Radius and DMT Optimality
—In lattice-coded multiple-input multiple-output (MIMO) systems, optimal decoding amounts to solving the closest vector problem (CVP). Embedding is a powerful technique for the a...
Cong Ling, Shuiyin Liu, Laura Luzzi, Damien Stehl&...
LCTRTS
2010
Springer
13 years 5 months ago
Improving both the performance benefits and speed of optimization phase sequence searches
The issues of compiler optimization phase ordering and selection present important challenges to compiler developers in several domains, and in particular to the speed, code size,...
Prasad A. Kulkarni, Michael R. Jantz, David B. Wha...
ICIP
2002
IEEE
14 years 9 months ago
Packet loss protection of embedded data with fast local search
Unequal loss protection with systematic Reed-Solomon codes allows reliable transmission of embedded multimedia over packet erasure channels. The design of a fast algorithm with lo...
Vladimir Stankovic, Raouf Hamzaoui, Zixiang Xiong
ICIP
2006
IEEE
14 years 9 months ago
Optimal Unequal Error Protection with User Cooperation for Transmission of Embedded Source-Coded Images
This paper studies the transmission of images encoded using an embedded source encoder over a wireless network allowing user cooperation. A dynamic programming algorithm is applie...
Andres Kwasinski, K. J. Ray Liu