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VTC
2007
IEEE
15 years 7 months ago
A Tail-Biting Turbo Coded OFDM System for PAPR and BER Reduction
— In a turbo coded orthogonal frequency-division multiplexing (TCOFDM) system, low peak-to-average power ratio (PAPR) can be achieved by selective-mapping (SLM). In this paper, w...
Yung-Chih Tsai, Yeong-Luh Ueng
PLDI
2000
ACM
15 years 5 months ago
Safety checking of machine code
We show how to determine statically whether it is safe for untrusted machine code to be loaded into a trusted host system. Our safety-checking technique operates directly on the u...
Zhichen Xu, Barton P. Miller, Thomas W. Reps
ICIP
2004
IEEE
16 years 3 months ago
Practical low bit rate predictive image coder using multi-rate processing and adaptive entropy coding
The modified Differential Pulse Coded Modulation (DPCM) codec with multi-rate processing has been shown to able to code source with monotonically decreasing spectrum efficiently a...
Anna N. Kim, Tor A. Ramstad
DCC
2009
IEEE
16 years 2 months ago
Clustered Reversible-KLT for Progressive Lossy-to-Lossless 3d Image Coding
The RKLT is a lossless approximation to the KLT, and has been recently employed for progressive lossy-to-lossless coding of hyperspectral images. Both yield very good coding perfo...
Ian Blanes, Joan Serra-Sagristà
ICASSP
2008
IEEE
15 years 7 months ago
Audio authentication based on distributed source coding
Audio authentication is important in content delivery via untrusted intermediaries, for example peer-to-peer (P2P) file sharing. Many differently encoded versions of the original...
David P. Varodayan, Yao-Chung Lin, Bernd Girod