2145 search results - page 33 / 429 » Answering Queries Using Views |
107
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CLEF
2007
Springer
15 years 8 months ago
2007
Springer
This paper is about our approach to answer validation, which centered by a Recognizing Textual Entailment (RTE) core engine. We first combined the question and the answer into Hypo...
116
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IDEAL
2004
Springer
15 years 7 months ago
2004
Springer
Recently, it seems to be interested in the conversational agent as an effective and familiar information provider. Most of conversational agents reply to user’s queries based on ...
135
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SIGMOD
2001
ACM
16 years 2 months ago
2001
ACM
Materialized views have been found to be very effective at speeding up queries, and are increasingly being supported by commercial databases and data warehouse systems. However, w...
127
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ESWS
2009
Springer
15 years 8 months ago
2009
Springer
We consider the problem of a user querying semistructured data such as RDF without knowing its structure. In these circumstances, it is helpful if the querying system can perform a...
135
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EDBT
2002
ACM
16 years 2 months ago
2002
ACM
Abstract. Estimating the sizes of query results, and intermediate results, is crucial to many aspects of query processing. In particular, it is necessary for effective query optimi...