2145 search results - page 195 / 429 » Answering Queries Using Views |
158
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ERCIMDL
1999
Springer
15 years 8 months ago
1999
Springer
Abstract. We present an approach to increasing the effectiveness of rankedoutput retrieval systems that relies on graphical display and user manipulation of “views” of retrieva...
220
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VLDB
2007
ACM
16 years 4 months ago
2007
ACM
Many aspects of the data integration problem have been considered in the literature: how to match schemas across different data sources, how to decide when different records refer...
177
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CORR
2011
Springer
14 years 11 months ago
2011
Springer
Abstract— In this paper, we propose a novel, effective and efficient probabilistic pruning criterion for probabilistic similarity queries on uncertain data. Our approach support...
228
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VLDB
2008
ACM
16 years 4 months ago
2008
ACM
Abstract Existing spatiotemporal indexes suffer from either large update cost or poor query performance, except for the Bx -tree (the state-of-the-art), which consists of multiple ...
134
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VLDB
2007
ACM
15 years 10 months ago
2007
ACM
This paper reports our first set of results on managing uncertainty in data integration. We posit that data-integration systems need to handle uncertainty at three levels, and do...