569 search results - page 30 / 114 » Managing Source Quality Changes in a Data Integration System |
113
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SIGMOD
1995
ACM
15 years 3 months ago
1995
ACM
Text is a pervasive information type, and many applications require querying over text sources in addition to structured data. This paper studies the problem of query processing i...
110
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ADBIS
2006
Springer
15 years 5 months ago
2006
Springer
Abstract. In this paper, we identify issues and present solutions developed – both theoretical and experimental – during the course of developing a data stream management syste...
114
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KYOTODL
2000
15 years 1 months ago
2000
Today, bibliographical information is kept in a variety of digital libraries available on the Internet. The integration of bibliographical data is considered as one of the most im...
DEXA
2006
Springer
15 years 3 months ago
2006
Springer
: This paper ANDROMEDA, an astronomical data mediation system that enables transparent access to astronomical data servers. Transparent access is achieved by a global view that exp...
111
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COOPIS
2003
IEEE
15 years 5 months ago
2003
IEEE
The use of semantic knowledge in its various forms has become an important aspect in managing data in database and information systems. In the form of integrity constraints, it ha...