713 search results - page 36 / 143 » A Learning Optimizer for a Federated Database Management Sys... |
SIGMOD
2010
ACM
15 years 2 months ago
2010
ACM
We consider the problem of learning a record matching package (classifier) in an active learning setting. In active learning, the learning algorithm picks the set of examples to ...
75
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ITICSE
2004
ACM
15 years 3 months ago
2004
ACM
This paper examines the effect of grading approaches for SQL query formulation on students’ learning strategies. The way that students are graded in a subject has a significant ...
ICWE
2005
Springer
15 years 3 months ago
2005
Springer
Abstract. Web recommendation systems have become a popular means to improve the usability of web sites. This paper describes the architecture of a rulebased recommendation system a...
DPD
1998
14 years 9 months ago
1998
To meet users’ growing needs for accessing pre-existing heterogeneous databases, a multidatabase system (MDBS) integrating multiple databases has attracted many researchers recen...
108
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EDBT
2009
ACM
14 years 7 months ago
2009
ACM
Data Stream Management Systems (DSMS) operate under strict performance requirements. Key to meeting such requirements is to efficiently handle time-critical tasks such as managing...