739 search results - page 38 / 148 » Query quality: user ratings and system predictions |
158
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DBPL
2003
Springer
15 years 7 months ago
2003
Springer
Abstract. In the context of XML data management systems, the estimation of query cardinality is becoming more and more important: the information provided by a query result estimat...
126
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ICASSP
2009
IEEE
15 years 8 months ago
2009
IEEE
A voice search system requires a speech interface that can correctly recognize spoken queries uttered by users. The recognition performance strongly relies on a robust language mo...
104
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SIGMOD
1999
ACM
15 years 6 months ago
1999
ACM
Query processing in data integration occurs over network-bound, autonomous data sources. This requires extensions to traditional optimization and execution techniques for three re...
91
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IIR
2010
15 years 3 months ago
2010
Recommender systems are intelligent applications that help on-line users to tackle information overload by providing recommendations of relevant items. Collaborative Filtering (CF...
165
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VLDB
2007
ACM
16 years 2 months ago
2007
ACM
This demonstration showcases the STEP system for natural language access to relational databases. In STEP an administrator authors a highly structured semantic grammar through cou...