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SPE
2008
140views more  SPE 2008»
15 years 5 months ago
A relational-XML data warehouse for data aggregation with SQL and XQuery
: Integration of multiple data sources is becoming increasingly important for enterprises that cooperate closely with their partners for e-commerce. OLAP enables analysts and decis...
Joseph Fong, Herbert Shiu, Davy Cheung
TIFS
2008
208views more  TIFS 2008»
15 years 5 months ago
A Network Coding Approach to Secret Key Distribution
We consider the problem of secret key distribution in a sensor network with multiple scattered sensor nodes and a mobile device that can be used to bootstrap the network. Our main...
Paulo F. Oliveira, João Barros
TIT
2008
119views more  TIT 2008»
15 years 5 months ago
Bit-Level Equalization and Soft Detection for Gray-Coded Multilevel Modulation
This paper investigates iterative soft-in soft-out (SISO) detection in coded multiple access channels, with Gray-coded M-ary quadrature amplitude modulation (QAM) for the channel ...
Darryl Dexu Lin, Teng Joon Lim
BMCBI
2005
119views more  BMCBI 2005»
15 years 5 months ago
GASH: An improved algorithm for maximizing the number of equivalent residues between two protein structures
Background: We introduce GASH, a new, publicly accessible program for structural alignment and superposition. Alignments are scored by the Number of Equivalent Residues (NER), a q...
Daron M. Standley, Hiroyuki Toh, Haruki Nakamura
TMC
2008
108views more  TMC 2008»
15 years 5 months ago
Improving Throughput and Fairness by Reducing Exposed and Hidden Nodes in 802.11 Networks
Abstract--Two well-known problems that can cause performance degradations in IEEE 802.11 wireless networks are the exposednode (EN) and hidden-node (HN) problems. Although there ha...
Li Bin Jiang, Soung Chang Liew