18155 search results - page 3221 / 3631 » Point |
190
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IMC
2009
ACM
16 years 1 months ago
2009
ACM
A number of commercial peer-to-peer systems for live streaming, such as PPLive, Joost, LiveStation, SOPCast, TVants, etc. have been introduced in recent years. The behavior of the...
162
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JCDL
2009
ACM
16 years 1 months ago
2009
ACM
The EnTag (Enhanced Tagging for Discovery) project investigated the effect on indexing and retrieval when using only social tagging versus when using social tagging in combination...
228
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MOBICOM
2009
ACM
16 years 1 months ago
2009
ACM
Establishing a control channel for medium access control is a challenging problem in multi-channel and dynamic spectrum access (DSA) networks. In the design of multi-channel MAC p...
218
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MOBICOM
2009
ACM
16 years 1 months ago
2009
ACM
Cognitive radio is an enabling technology that allows unlicensed users to opportunistically access the spectrum in order to enhance the spectrum efficiency. In this paper, we cons...
165
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SIGCOMM
2009
ACM
16 years 1 months ago
2009
ACM
The demand for wireless bandwidth in indoor environments such as homes and offices continues to increase rapidly. Although wireless technologies such as MIMO can reach link throug...