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218
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ICDE
2008
IEEE
16 years 4 months ago
2008
IEEE
Freshness and accuracy are two key measures of quality of service (QoS) in location-based, mobile continual queries (CQs). However, it is often difficult to provide both fresh and ...
223
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ICDE
2008
IEEE
16 years 4 months ago
2008
IEEE
Databases of text and text-annotated data constitute a significant fraction of the information available in electronic form. Searching and browsing are the typical ways that users ...
223
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GIS
2008
ACM
16 years 4 months ago
2008
ACM
Trip planning search (TPS) represents an important class of queries in Geographic Information Systems (GIS). In many real-world applications, TPS requests are issued with a number...
131
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WWW
2008
ACM
16 years 3 months ago
2008
ACM
For extracting the characteristics a specific geographic entity, and notably a place, we propose to use dynamic Extreme Tagging Systems in combination with the classic approach of...
136
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WWW
2008
ACM
16 years 3 months ago
2008
ACM
This paper presents PrivacyGrid - a framework for supporting anonymous location-based queries in mobile information delivery systems. The PrivacyGrid framework offers three unique...