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193
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TLT
2010
15 years 5 months ago
2010
—In this paper, we outline the importance of discussion fora for e-learning applications. Due to a weak structure or size of the discussion forum, recommendations are required in...
208
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TPDS
2010
15 years 5 months ago
2010
—A recursive multi-hop area hierarchy has a number of applications in wireless sensor networks, the most common being scalable point-to-point routing, so-called hierarchical rout...
190
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VLDB
2010
ACM
15 years 5 months ago
2010
ACM
The frequent items problem is to process a stream of items and find all items occurring more than a given fraction of the time. It is one of the most heavily studied problems in d...
188
Voted
WCNC
2010
IEEE
15 years 5 months ago
2010
IEEE
— Previous works studied the effect of many system parameters on spectrum sharing opportunities where secondary users access the spectrum of primary users. However, a parameter t...
222
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WIAS
2010
15 years 5 months ago
2010
The rapid development of computer network technologies and social informationalization has brought many new opportunities and challenges in information security. With improved info...