672 search results - page 104 / 135 » Query Management in a Sensor Environment |
VLDB
1994
ACM
14 years 1 months ago
1994
ACM
Full-text information retrieval systems have traditionally been designed for archival environments. They often provide little or no support for adding new documents to an existing...
EUROSSC
2008
Springer
13 years 11 months ago
2008
Springer
Abstract. In ubiquitous computing environments there are an increasing number and variety of devices that can generate context data. The challenge is to timely acquire, process, an...
COOPIS
1996
IEEE
14 years 1 months ago
1996
IEEE
A federated database is comprised of multiple interconnected database systems that primarily operate independently but cooperate to a certain extent. Global integrity constraints c...
ICMCS
2009
IEEE
13 years 6 months ago
2009
IEEE
Abstract--Recent advances in wireless sensor technology facilitate the development of remote healthcare systems, which can significantly reduce the healthcare cost. Despite the ini...
GIS
2006
ACM
14 years 10 months ago
2006
ACM
Location information gathered from a variety of sources in the form of sensor data, video streams, human observations, and so on, is often imprecise and uncertain and needs to be ...