123 search results - page 6 / 25 » A Data Imputation Model in Sensor Databases |
ADBIS
2006
Springer
13 years 9 months ago
2006
Springer
Because of information ubiquity, one observes an important trend towards transferring information management tasks from database systems to networks. We introduce the notion of Da...
GIS
2004
ACM
14 years 8 months ago
2004
ACM
Sensor networks are unattended deeply distributed systems whose schema can be conceptualized using the relational model. Aggregation queries on the data sampled at each ode are th...
ICDE
2003
IEEE
14 years 9 months ago
2003
IEEE
We are interested in capturing time series generated by small wireless electronic sensors. Battery-operated sensors must avoid heavy use of their wireless radio which is a key cau...
SIGMOD
2006
ACM
14 years 7 months ago
2006
ACM
The Swiss National Competence Center for Research in mobile Information and Communication Systems (NCCR-MICS or MICS) is one of several research initiatives sponsored by the Swiss...
ICDE
2005
IEEE
14 years 9 months ago
2005
IEEE
In this paper we introduce the idea of snapshot queries for energy efficient data acquisition in sensor networks. Network nodes generate models of their surrounding environment th...