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108
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PVLDB
2010
14 years 10 months ago
2010
Our analysis of many real-world event based applications has revealed that existing Complex Event Processing technology (CEP), while effective for efficient pattern matching on e...
SIGMOD
2010
ACM
14 years 10 months ago
2010
ACM
Virtually all histograms store for each bucket the number of distinct values it contains and their average frequency. In this paper, we question this paradigm. We start out by inv...
CIKM
2010
Springer
14 years 9 months ago
2010
Springer
In this paper, we study a novel problem Collective Active Learning, in which we aim to select a batch set of "informative" instances from a networking data set to query ...
DSL
2009
14 years 9 months ago
2009
Traversals of heterogeneous object structures are the most common operations in schema-first applications where the three key issues are (1) separation of traversal specifications ...
126
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EDBT
2009
ACM
14 years 9 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...