8763 search results - page 175 / 1753 » Querying Database Knowledge |
143
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ICDE
2010
IEEE
16 years 4 months ago
2010
IEEE
Abstract-- This work presents a novel index structure, MHRtree, for efficiently answering approximate string match queries in large spatial databases. The MHR-tree is based on the ...
128
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ICDCS
1996
IEEE
15 years 8 months ago
1996
IEEE
Access to large numbers of data sources introduces new problems for users of heterogeneous distributed databases. End users and application programmers must deal with unavailable ...
139
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SIGMOD
2004
ACM
16 years 4 months ago
2004
ACM
We perform a theoretical study of the following queryview security problem: given a view V to be published, does V logically disclose information about a confidential query S? The...
127
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SAC
1994
ACM
15 years 8 months ago
1994
ACM
In this paper, the interest of fuzzy sets and possibility theory in the context of databases is presented. It is shown that these " notions provide an homogeneous framework f...
109
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VLDB
2000
ACM
15 years 8 months ago
2000
ACM
In digital libraries image retrieval queries can be based on the similarity of objects, using several feature attributes like shape, texture, color or text. Such multi-feature que...