8953 search results - page 1288 / 1791 » Parallel Query Processing |
195
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MOBISYS
2008
ACM
16 years 6 months ago
2008
ACM
Proactively providing services to mobile individuals is essential for emerging ubiquitous applications. The major challenge in providing users with proactive services lies in cont...
159
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MOBISYS
2007
ACM
16 years 6 months ago
2007
ACM
The ease of deployment of battery-powered and mobile systems is pushing the network edge far from powered infrastructures. A primary challenge in building untethered systems is of...
191
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WSDM
2010
ACM
16 years 3 months ago
2010
ACM
There has been a large amount of research on efficient document retrieval in both IR and web search areas. One important technique to improve retrieval efficiency is early termina...
197
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SIGIR
2009
ACM
16 years 1 months ago
2009
ACM
With the continuing advances in data storage and communication technology, there has been an explosive growth of music information from different application domains. As an effe...
174
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CCS
2007
ACM
16 years 22 days ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...