3678 search results - page 341 / 736 » Personalization of Queries in Database Systems |
179
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PODS
2001
ACM
16 years 6 months ago
2001
ACM
Several commercial applications, such as online comparison shopping and process automation, require integrating information that is scattered across multiple websites or XML docum...
214
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ECIR
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. The structural heterogeneity and complexity of XML repositories makes query formulation challenging for users who have little knowledge of XML. To assist its users, an XM...
160
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URBAN
2008
15 years 6 months ago
2008
Intuitive and meaningful interpretation of geographical phenomena requires their representation at multiple levels of detail. This is due to the scale dependent nature of their pr...
156
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VLDB
1991
ACM
15 years 10 months ago
1991
ACM
In this paper we describe a rule-based approach to semantic specification that can be used to establish semantic agreement between a source and receiver. Query processing techniqu...
286
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ICDE
2006
IEEE
16 years 8 months ago
2006
IEEE
We present ACXESS (Access Control for XML with Enhanced Security Specifications), a system for specifying and enforcing enhanced security constraints on XML via virtual "secu...