133 search results - page 8 / 27 » Ad-hoc Top-k Query Answering for Data Streams |
EDBT
2011
ACM
14 years 1 months ago
2011
ACM
Continuous top-k queries, which report a certain number (k) of top preferred objects from data streams, are important for a broad class of real-time applications, ranging from fi...
139
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Publication
Spatio-temporal data streams that are generated from mobile stream sources (e.g., mobile sensors) experience similar environmental conditions that result in distinct phenomena. Sev...
97
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DMSN
2005
ACM
14 years 11 months ago
2005
ACM
In this paper we present the Threshold Join Algorithm (TJA), which is an efficient TOP-k query processing algorithm for distributed sensor networks. The objective of a top-k query...
117
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TKDE
2010
14 years 4 months ago
2010
The idea of allowing query users to relax their correctness requirements in order to improve performance of a data stream management system (e.g., location-based services and senso...
EDBT
2009
ACM
15 years 4 months ago
2009
ACM
There has been an explosion of hyperlinked data in many domains, e.g., the biological Web. Expressive query languages and effective ranking techniques are required to convert this...