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213
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MOBIDE
2010
ACM
15 years 7 months ago
2010
ACM
Complex event detection over data streams has become ubiquitous through the widespread use of sensors, wireless connectivity and the wide variety of end-user mobile devices. Typic...
180
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VLDB
2002
ACM
15 years 6 months ago
2002
ACM
The cost of a query plan depends on many parameters, such as predicate selectivities and available memory, whose values may not be known at optimization time. Parametric query opt...
208
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ICDE
2011
IEEE
14 years 10 months ago
2011
IEEE
—It is increasingly common to find graphs in which edges bear different types, indicating a variety of relationships. For such graphs we propose a class of reachability queries ...
211
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SIGMOD
2011
ACM
14 years 9 months ago
2011
ACM
With the proliferation of geo-positioning and geo-tagging, spatial web objects that possess both a geographical location and a textual description are gaining in prevalence, and s...
222
Voted
KDD
2012
ACM
13 years 9 months ago
2012
ACM
The firehose of data generated by users on social networking and microblogging sites such as Facebook and Twitter is enormous. Real-time analytics on such data is challenging wit...