2468 search results - page 51 / 494 » Aggregation operators 2003 |
SENSYS
2003
ACM
14 years 2 months ago
2003
ACM
Sensor networks promise viable solutions to many monitoring problems. However, the practical deployment of sensor networks faces many challenges imposed by real-world demands. Sen...
GIS
2010
ACM
13 years 7 months ago
2010
ACM
Monitoring vegetation condition is an important issue in the Mediterranean region, in terms of both securing food and preventing fires. Vegetation indices (VIs), mathematical tran...
CORR
2011
Springer
13 years 3 months ago
2011
Springer
We study in this paper provenance information for queries with aggregation. Provenance information was studied in the context of various query languages that do not allow for aggr...
INFOCOM
2011
IEEE
13 years 4 days ago
2011
IEEE
—When wireless sensors are deployed to monitor the working or life conditions of people, the data collected and processed by these sensors may reveal privacy of people. The actua...
PRDC
2009
IEEE
14 years 3 months ago
2009
IEEE
Abstract—In this paper, we study algebraic aggregate computations in Sensor Networks. The main contribution is the presentation of an early-stopping protocol that computes the av...