571 search results - page 55 / 115 » A New Type of Metadata for Querying Data Integration Systems |
ICDT
2007
ACM
14 years 1 months ago
2007
ACM
Information integration is becoming a critical problem for businesses and individuals alike. Data volumes are sky-rocketing, and new sources and types of information are proliferat...
SIGMOD
2007
ACM
14 years 8 months ago
2007
ACM
Top-k processing in uncertain databases is semantically and computationally different from traditional top-k processing. The interplay between query scores and data uncertainty ma...
SSDBM
2006
IEEE
14 years 1 months ago
2006
IEEE
Many publisWsubscribe systems have been built using wireless sensor networks, WSNs, deployedfor real-world environmentaldata collection, securitymonitoring,and object tracking. Ho...
SIGMOD
2011
ACM
12 years 10 months ago
2011
ACM
In this paper, we introduce U-MAP, a new system for schema mapping generation. U-MAP builds upon and extends existing schema mapping techniques. However, it mitigates some key pro...
VLDB
2004
ACM
14 years 1 months ago
2004
ACM
We present an annotation management system for relational databases. In this system, every piece of data in a relation is assumed to have zero or more annotations associated with ...