5130 search results - page 446 / 1026 » Constraint Query Languages |
156
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ICALP
2007
Springer
16 years 29 days ago
2007
Springer
We consider several private database query problems. The starting point of this work is the element rank problem: the server holds a database of n integers, and the user an integer...
207
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APWEB
2004
Springer
16 years 6 days ago
2004
Springer
The management of voluminous heterogeneous resources and services in the web environment is a complex task. Semantic knowledge is playing an increasing important role in order to h...
192
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EDBTW
2004
Springer
16 years 6 days ago
2004
Springer
—Over the past few years, XML (eXtensible Mark-up Language) has emerged as the standard for information representation and data exchange over the Internet. This paper provides a ...
155
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SIGIR
1996
ACM
15 years 11 months ago
1996
ACM
We present a deductive data model for concept-based query expansion. It is based abstraction levels: the conceptual, the expression and the occurrence level. Concepts and their re...
144
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ADC
1995
Springer
15 years 10 months ago
1995
Springer
Even if high-level query languages are used, query formulation may cause problems. This is notably so in case of large and complex application domains. Typical examples of these k...