473 search results - page 52 / 95 » Mapping Maintenance for Data Integration Systems |
WECWIS
2008
IEEE
14 years 2 months ago
2008
IEEE
We present ISENS, a distributed, end-to-end, ontologybased information integration system. In response to a user’s query, our system is capable of retrieving facts from data sou...
PODS
2004
ACM
14 years 8 months ago
2004
ACM
A schema mapping is a specification that describes how data structured under one schema (the source schema) is to be transformed into data structured under a different schema (the...
ENVSOFT
2002
13 years 7 months ago
2002
The integration of environmental models and Geographical Information Systems (GIS) usually takes two approaches: loose coupling and tight coupling. This paper, however, presents a...
CANDC
2004
ACM
13 years 7 months ago
2004
ACM
Increasingly, scientists have begun to tackle gene functions and other complex regulatory processes by studying organisms at the global scales for various levels of biological org...
SIGMOD
1998
ACM
14 years 2 days ago
1998
ACM
Most databases contain “name constants” like course numbers, personal names, and place names that correspond to entities in the real world. Previous work in integration of het...