2733 search results - page 222 / 547 » The Constellation Query Language |
SIGIR
1996
ACM
15 years 6 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...
ADC
1995
Springer
15 years 6 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...
112
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IJCAI
2007
15 years 3 months ago
2007
Within the larger area of automatic acquisition of knowledge from the Web, we introduce a method for extracting relevant attributes, or quantifiable properties, for various class...
102
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IS
2006
15 years 2 months ago
2006
As XML documents contain both content and structure information, taking advantage of the document structure in the retrieval process can lead to better identify relevant informati...
130
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GIS
2002
ACM
15 years 2 months ago
2002
ACM
This paper contributes a general approach to characterizing patterns of change in a spatio-temporal database. While there is a particular interest in modelling and querying how sp...