1344 search results - page 188 / 269 » Quantization |
TIT
2008
13 years 11 months ago
2008
Abstract-- Distributed detection of information flows by timing analysis is considered. Timing measurements are subject to perturbations and the insertion of chaff noise. Moreover,...
TIT
2008
13 years 11 months ago
2008
We analyze the impact of side information about the distortion measure in problems of quantization. We show that such "distortion side information" is not only useful at...
JEI
2007
13 years 11 months ago
2007
In this work, we propose a novel fragile watermarking scheme in wavelet transform domain, which is sensitive to all kinds of manipulations and has the ability to localize the tamp...
JSAC
2007
13 years 11 months ago
2007
Abstract— We analyze the sum-rate performance of a multiantenna downlink system carrying more users than transmit antennas, with partial channel knowledge at the transmitter due ...
CGF
2000
13 years 11 months ago
2000
We present a new technique to render in real time objects which have part of their high frequency geometric detail encoded in bump maps. It is based on the quantization of normal-...