6004 search results - page 1039 / 1201 » Parallelizing query optimization |
ICDCS
2010
IEEE
14 years 28 days ago
2010
IEEE
—Wireless communication is particularly vulnerable to signal jamming attacks. Spread spectrum mitigates such problem by spreading normal narrowband signals over a much wider band...
ICDCS
2007
IEEE
14 years 27 days ago
2007
IEEE
As a key approach to achieve energy efficiency in sensor networks, sensing coverage has been studied extensively. Researchers have designed many coverage protocols to provide vario...
IPPS
1997
IEEE
14 years 17 days ago
1997
IEEE
In this paper we show the power of sampling techniques in designing efficient distributed algorithms. In particular, we show that using sampling techniques, on some networks, sele...
EMNLP
2008
13 years 10 months ago
2008
The conditional phrase translation probabilities constitute the principal components of phrase-based machine translation systems. These probabilities are estimated using a heurist...
CIC
2004
13 years 10 months ago
2004
Overlay topologies are now popular with many emerging peer-to-peer (P2P) systems, to efficiently locate and retrieve information. In contrast, the focus of this work is to use ove...