4229 search results - page 813 / 846 » On the Optimality of Spiral Search |
180
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SIGMOD
2009
ACM
15 years 11 months ago
2009
ACM
We consider the problem of collectively approximating a set of sensor signals using the least amount of space so that any individual signal can be efficiently reconstructed within...
166
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SIGMOD
2008
ACM
15 years 11 months ago
2008
ACM
Mobile devices equipped with positioning capabilities (e.g., GPS) can ask location-dependent queries to Location Based Services (LBS). To protect privacy, the user location must n...
101
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MOBISYS
2004
ACM
15 years 10 months ago
2004
ACM
Wireless data broadcast has received a lot of attention from industries and academia in recent years. Access efficiency and energy conservation are two critical performance concer...
MOBIHOC
2006
ACM
15 years 10 months ago
2006
ACM
We use a constrained optimization framework to derive fundamental scaling laws for both unstructured sensor networks (which use blind sequential search for querying) and structure...
SDM
2009
SIAM
15 years 8 months ago
2009
SIAM
Graph classification is an increasingly important step in numerous application domains, such as function prediction of molecules and proteins, computerised scene analysis, and an...