5954 search results - page 143 / 1191 » Querying Bi-level Information |
155
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EDBT
2006
ACM
16 years 6 months ago
2006
ACM
Abstract. Partial-match queries return data items that contain a subset of the query keywords and order the results based on the statistical properties of the matched keywords. The...
140
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WAIM
2004
Springer
15 years 11 months ago
2004
Springer
A top-N selection query against a relation is to find the N tuples that satisfy the query condition the best but not necessarily completely. In this paper, we propose a new method ...
142
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ITCC
2002
IEEE
15 years 11 months ago
2002
IEEE
We examine the issues of combining multiple query representations in a single IR engine. Differing query representations are used to retrieve different documents. Thus, when combi...
163
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SEBD
2007
15 years 7 months ago
2007
We consider the problem of query containment over an object data model derived from F-logic. F-logic has generated considerable interest commercially, in the academia, and within ...
187
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ER
2010
Springer
15 years 4 months ago
2010
Springer
Traditional information search in which queries are posed against a known and rigid schema over a structured database is shifting towards a Web scenario in which exposed schemas ar...