3628 search results - page 716 / 726 » Managing Data Quality in Cooperative Information Systems |
MM
2004
ACM
14 years 27 days ago
2004
ACM
We consider the problem of learning a mapping function from low-level feature space to high-level semantic space. Under the assumption that the data lie on a submanifold embedded ...
WICON
2008
13 years 9 months ago
2008
In recent years, wireless sensor networking has shown great promise in applications ranging from industrial control, environmental monitoring and inventory tracking. Given the res...
SIGMOD
2006
ACM
14 years 7 months ago
2006
ACM
Monitoring is an issue of primary concern in current and next generation networked systems. For example, the objective of sensor networks is to monitor their surroundings for a va...
SP
2007
IEEE
14 years 1 months ago
2007
IEEE
Information-flow security policies are an appealing way of specifying confidentiality and integrity policies in information systems. Most previous work on language-based securit...
ADBIS
2004
Springer
14 years 26 days ago
2004
Springer
Abstract. Query reformulation techniques based on semantic knowledge have been used in two ways in database management systems, namely for query optimization and for data integrati...