720 search results - page 86 / 144 » Monitoring Churn in Wireless Networks |
COMCOM
2010
13 years 8 months ago
2010
For data-collection applications in sensor networks, it is important to ensure base station receives a complete picture about the monitored area. Convergecast is an important commu...
MDM
2010
Springer
14 years 19 days ago
2010
Springer
Motivated by many applications, top-k query is a fundamental operation in modern database systems. Technological advances have enabled the deployment of large-scale sensor networks...
JCP
2008
13 years 7 months ago
2008
In sensor networks, continuous query is commonly used for collecting periodical data from the objects under monitoring. This sort of queries needs to be carefully designed, in orde...
ISCC
2005
IEEE
2005
IEEE
Preserving Area Coverage in Wireless Sensor Networks by Using Surface Coverage Relay Dominating Sets
14 years 1 months ago
— Sensor networks consist of autonomous nodes with limited battery and of base stations with theoritical infinite energy. Nodes can be sleep to extend the lifespan of the networ...
ICDCS
2007
IEEE
14 years 2 months ago
2007
IEEE
Although the content of sensor messages describing “events of interest” may be encrypted to provide confidentiality, the context surrounding these events may also be sensitiv...