HUC
2010
Springer
13 years 5 months ago
2010
Springer
Opportunistic activity and context recognition systems do not presume a static sensor infrastructure that is defined at the design time of a system. They also do not have a fixed ...
VLDB
2008
ACM
14 years 4 months ago
2008
ACM
Abstract Sensor devices produce data that are unreliable, low-level, and seldom able to be used directly by applications. In this paper, we propose Metaphysical Data Independence (...