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175
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TMC
2008
15 years 6 months ago
2008
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...
201
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JCM
2007
15 years 6 months ago
2007
— Wireless communications is now completely pervasive, and already is used in many guises by people in everyday life. However until now, the information exchanged has been mainly...
209
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JCSS
2007
15 years 6 months ago
2007
Automata for unranked trees form a foundation for XML schemas, querying and pattern languages. We study the problem of efficiently minimizing such automata. First, we study unrank...
149
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TON
2008
15 years 6 months ago
2008
The peer-to-peer (P2P) file-sharing applications are becoming increasingly popular and account for more than 70% of the Internet's bandwidth usage. Measurement studies show th...
147
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TON
2008
15 years 6 months ago
2008
Abstract--We address the problem of highly transient populations in unstructured and loosely-structured peer-to-peer systems. We propose a number of illustrative query-related stra...