2145 search results - page 36 / 429 » Answering Queries Using Views |
152
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ECIR
2007
Springer
15 years 6 months ago
2007
Springer
Question answering systems rely on retrieval components to identify documents that contain an answer to a user’s question. The formulation of queries that are used for retrieving...
134
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WWW
2004
ACM
16 years 5 months ago
2004
ACM
Often Web database users experience difficulty in articulating their needs using a precise query. Providing ranked set of possible answers would benefit such users. We propose to ...
168
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VLDB
2001
ACM
15 years 9 months ago
2001
ACM
XML has emerged as the standard data exchange format for Internet-based business applications. This has created the need to publish existing business data, stored in relational da...
130
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DLOG
2007
15 years 7 months ago
2007
An important reasoning task, in addition to the standard DL reasoning services, is conjunctive query answering. In this paper, we present a decision procedure for conjunctive query...
131
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SIGMOD
2001
ACM
16 years 5 months ago
2001
ACM
Materialized views can provide massive improvements in query processing time, especially for aggregation queries over large tables. To realize this potential, the query optimizer ...