739 search results - page 38 / 148 » Query quality: user ratings and system predictions |
DBPL
2003
Springer
14 years 2 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...
ICASSP
2009
IEEE
14 years 3 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...
SIGMOD
1999
ACM
14 years 1 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...
IIR
2010
13 years 10 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...
VLDB
2007
ACM
14 years 9 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...