21379 search results - page 3898 / 4276 » The profession of IT - Evolutionary system development |
226
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TWC
2008
15 years 6 months ago
2008
We propose cross-layer optimization frameworks for multihop wireless networks using cooperative diversity. These frameworks provide solutions to fundamental relaying problems of de...
177
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TWC
2008
15 years 6 months ago
2008
In this paper, we provide a complete study on the training based channel estimation issues for relay networks that employ the amplify-and-forward (AF) transmission scheme. We first...
150
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WINET
2008
15 years 6 months ago
2008
In this paper, we present a new "spatiotemporal multicast", called a "mobicast", protocol for supporting applications which require spatiotemporal coordination...
175
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WS
2008
ACM
15 years 6 months ago
2008
ACM
Newspapers are evolving and this causes great changes in how newspapers reach their consumers, but also in how newspapers work internally. Advanced computerised support is needed ...
200
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AI
2002
Springer
15 years 6 months ago
2002
Springer
This paper provides algorithms that use an information-theoretic analysis to learn Bayesian network structures from data. Based on our three-phase learning framework, we develop e...