10051 search results - page 1674 / 2011 » A Dynamic Separator Algorithm |
181
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SDM
2011
SIAM
14 years 7 months ago
2011
SIAM
This paper describes one of the first attempts to model the temporal structure of massive data streams in real-time using data stream clustering. Recently, many data stream clust...
156
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SIGMOD
2012
ACM
13 years 6 months ago
2012
ACM
Query substitution is an important problem in information retrieval. Much work focuses on how to find substitutes for any given query. In this paper, we study how to efficiently ...
226
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ICDE
2004
IEEE
16 years 5 months ago
2004
IEEE
Data integration over multiple heterogeneous data sources has become increasingly important for modern applications. The integrated data is usually stored in materialized views fo...
144
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WWW
2008
ACM
16 years 4 months ago
2008
ACM
This paper presents PrivacyGrid - a framework for supporting anonymous location-based queries in mobile information delivery systems. The PrivacyGrid framework offers three unique...
130
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WWW
2007
ACM
16 years 4 months ago
2007
ACM
We propose the study of visibly pushdown automata (Vpa) for processing XML documents. Vpas are pushdown automata where the input determines the stack operation, and XML documents ...