835 search results - page 121 / 167 » Querying time-series streams |
166
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VLDB
2007
ACM
15 years 10 months ago
2007
ACM
Estimating the cardinality (i.e. number of distinct elements) of an arbitrary set expression defined over multiple distributed streams is one of the most fundamental queries of in...
161
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SIGMOD
2008
ACM
15 years 10 months ago
2008
ACM
The problem of skyline computation has attracted considerable research attention. In the categorical domain the problem becomes more complicated, primarily due to the partially-or...
74
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CORR
2010
Springer
14 years 10 months ago
2010
Springer
Very large databases are required to store massive amounts of data that are continuously inserted and queried. Analyzing huge data sets and extracting valuable pattern in many appl...
112
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EDBT
2009
ACM
14 years 8 months ago
2009
ACM
Data Stream Management Systems (DSMS) operate under strict performance requirements. Key to meeting such requirements is to efficiently handle time-critical tasks such as managing...
SIGMOD
2012
ACM
13 years 19 days ago
2012
ACM
The rise of smartphones equipped with various sensors has enabled personalization of various applications based on user contexts extracted from sensor readings. At the same time i...