3969 search results - page 407 / 794 » Query Processing Using Ontologies |
167
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TREC
2001
2001
SiteQ: Engineering High Performance QA System Using Lexico-Semantic Pattern Matching and Shallow NLP
15 years 6 months ago
s In TREC-10, we participated in the web track (only ad-hoc task) and the QA track (only main task). In the QA track, our QA system (SiteQ) has general architecture with three proc...
237
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GIS
2007
ACM
16 years 6 months ago
2007
ACM
Robust, global, address geocoding is challenging because there is no single address format that applies to all geographies, and in any case, users may not restrict themselves to w...
134
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CHI
2009
ACM
16 years 5 months ago
2009
ACM
This paper reports results from a study in which we automatically classified the query reformulation patterns for 964,780 Web searching sessions (composed of 1,523,072 queries) in...
281
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ICDE
2009
IEEE
16 years 6 months ago
2009
IEEE
Keyword queries enjoy widespread usage as they represent an intuitive way of specifying information needs. Recently, answering keyword queries on graph-structured data has emerged ...
146
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PODS
2010
ACM
15 years 10 months ago
2010
ACM
The notion of certain answers arises when one queries incompletely specified databases, e.g., in data integration and exchange scenarios, or databases with missing information. W...