17329 search results - page 3060 / 3466 » Improved non-approximability results |
253
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MOBIHOC
2001
ACM
16 years 6 months ago
2001
ACM
A Bluetooth ad hoc network can be formed by interconnecting piconets into scatternets. The constraints and properties of Bluetooth scatternets present special challenges in formin...
198
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DCC
2002
IEEE
16 years 6 months ago
2002
IEEE
- We consider a joint source-channel coding system that protects an embedded wavelet bitstream against noise using a finite family of channel codes with error detection and error c...
218
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MOBIHOC
2003
ACM
16 years 6 months ago
2003
ACM
On demand routing protocols provide scalable and costeffective solutions for packet routing in mobile wireless ad hoc networks. The paths generated by these protocols may deviate ...
184
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WSDM
2010
ACM
16 years 4 months ago
2010
ACM
Queries describe the users' search intent and therefore they play an essential role in the context of ranking for information retrieval and Web search. However, most of exist...
196
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WSDM
2010
ACM
16 years 4 months ago
2010
ACM
Although Web search engines are targeted towards helping people find new information, people regularly use them to re-find Web pages they have seen before. Researchers have noted ...