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145
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JSAC
2007
15 years 4 months ago
2007
Abstract— Performance analysis of multiuser orthogonal frequency division multiplexing (OFDM-TDMA) and orthogonal frequency division multiple access (OFDMA) networks in support o...
151
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TWC
2008
15 years 4 months ago
2008
In this paper, the impact of user relaying on the behavior of a relay node, which acts as the source node at the same time, is analyzed in a wireless relay network at the packet le...
139
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CIKM
2007
Springer
15 years 10 months ago
2007
Springer
Newsgroup participants interact with their communities through conversation threads. They may respond to a message to answer a question, debate a topic, support or disagree with a...
155
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CIKM
2008
Springer
15 years 6 months ago
2008
Springer
Social network systems on the Internet, such MySpace and LinkedIn, are growing in popularity around the world. The level of such activity is now comparable to that associated with...
142
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WIOPT
2010
IEEE
15 years 2 months ago
2010
IEEE
—In this paper we study the influence of using hub nodes to relay messages in human-based delay tolerant networks (DTNs), by analyzing empirical traces obtained by human mobilit...