822 search results - page 21 / 165 » Towards Sensor Database Systems |
SIGMOD
2008
ACM
13 years 7 months ago
2008
ACM
We introduce the Spicy system, a novel approach to the problem of automatically selecting the best mappings among two data sources. Known schema mapping algorithms rely on value c...
GIS
2004
ACM
14 years 9 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...
IJSNET
2010
13 years 6 months ago
2010
Abstract: Wireless sensor networks can revolutionize soil ecology by providing measurements at temporal and spatial granularities previously impossible. This paper presents our fi...
SSDBM
2005
IEEE
14 years 1 months ago
2005
IEEE
This paper introduces a framework for Phenomena Detection and Tracking (PDT, for short) in sensor network databases. Examples of detectable phenomena include the propagation over ...
ADBIS
2004
Springer
14 years 1 months ago
2004
Springer
Web caching keeps single Web objects ready somewhere in caches in the user-to-server path, whereas database caching uses fullfledged database management systems as caches to adapt...