1813 search results - page 268 / 363 » Calculi of Approximation Spaces |
216
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VLDB
2007
ACM
16 years 4 months ago
2007
ACM
Record matching is the task of identifying records that match the same real world entity. This is a problem of great significance for a variety of business intelligence applicatio...
235
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VLDB
2007
ACM
16 years 4 months ago
2007
ACM
In this article, we propose a new approach for querying and indexing a database of trees with specific applications to XML datasets. Our approach relies on representing both the q...
218
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SIGMOD
2006
ACM
16 years 4 months ago
2006
ACM
We introduce a method to discover optimal local patterns, which concisely describe the main trends in a time series. Our approach examines the time series at multiple time scales ...
142
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SIGMOD
2004
ACM
16 years 4 months ago
2004
ACM
Querying XML data is a well-explored topic with powerful databasestyle query languages such as XPath and XQuery set to become W3C standards. An equally compelling paradigm for que...
133
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EDBT
2008
ACM
16 years 4 months ago
2008
ACM
Estimating the number of distinct elements in a large multiset has several applications, and hence has attracted active research in the past two decades. Several sampling and sket...