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GLOBECOM
2006
IEEE
14 years 4 months ago
2006
IEEE
Abstract— In this paper, we propose a distributed opportunistic access scheme for uplink OFDMA systems. The sub-carriers are grouped into several sub-channels. Users access these...
ITC
2003
IEEE
14 years 4 months ago
2003
IEEE
An early-life reliability model is presented that allows wafer test information to be used to predict not only the total number of burn-in failures that occur for a given product,...
SP
2000
IEEE
14 years 3 months ago
2000
IEEE
We address the goal of making Delegation Logic (DL) into a practically implementable and tractable trustmanagement system. DL [22] is a logic-based knowledge representation (i.e.,...
AI
1998
Springer
14 years 3 months ago
1998
Springer
A variety of hybrid genetic algorithms has been recently proposed to address the vehicle routing problem with time windows (VRPTW), a problem known to be NP-hard. However, very few...
ICALP
1998
Springer
14 years 2 months ago
1998
Springer
An architecture is described for designing systems that acquire and manipulate large amounts of unsystematized, or so-called commonsense, knowledge. Its aim is to exploit to the fu...