Moving spatial keyword queries: Formulation, methods, and analysis
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Material Type |
Article
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Author(s) |
Wu, Dingming (Author)
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Source Journal Info. |
Title:
ACM Transactions on Database Systems
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Volume/ Issue No.: 2013/MAR V.38 N.1
Call No.:005.7405 ATD Location: Periodicals & References Hall - 2nd floor
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Physical Description |
p 1-47
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Subject Area/ Descriptors |
Computer
(12522)
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Abstract |
Web users and content are increasingly being geo-positioned. This development gives prominence to spatial keyword queries, which involve both the locations and textual descriptions of content. We study the efficient processing of continuously moving top-k spatial keyword (MkSK) queries over spatial text data. State-of-the-art solutions for moving queries employ safe zones that guarantee the validity of reported results as long as the user remains within the safe zone associated with a result....
Full Abstract
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Journal:
ACM Transactions on Database Systems
(192)
Issu: 2013/MAR V.38 N.1
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