539 search results - page 76 / 108 » Reliable Hierarchical Data Storage in Sensor Networks |
DCOSS
2008
Springer
13 years 9 months ago
2008
Springer
Wireless sensor nodes can act as distributed detectors for recognizing activities online, with the final goal of assisting the users in their working environment. We propose an act...
PERCOM
2011
ACM
12 years 11 months ago
2011
ACM
—In this work we study the problem of query privacy in large scale sensor networks. Motivated by a novel trust model in which clients query networks owned by trusted entities but...
SENSYS
2009
ACM
14 years 2 months ago
2009
ACM
Soil contains vast ecosystems that play a key role in the Earth’s water and nutrient cycles, but scientists cannot currently collect the high-resolution data required to fully u...
ICDCSW
2005
IEEE
14 years 1 months ago
2005
IEEE
Sybil attack is a harmful threat to sensor networks, in which a malicious node illegally forges an unbounded number of identities to defeat redundancy mechanisms. Digital certifi...
JCB
2007
13 years 7 months ago
2007
Many bioinformatics problems can implicitly depend on estimating large-scale covariance matrix. The traditional approaches tend to give rise to high variance and low accuracy esti...