805 search results - page 42 / 161 » Spatial queries in sensor networks |
TSP
2010
13 years 3 months ago
2010
Abstract--This paper develops an optimal decentralized algorithm for sparse signal recovery and demonstrates its application in monitoring localized phenomena using energy-constrai...
INFOCOM
2009
IEEE
14 years 3 months ago
2009
IEEE
—With in-network sensor data storage and query, storage nodes are responsible for storing the data collected by sensor nodes and answering queries from users. Thus, without prope...
IPPS
2007
IEEE
14 years 3 months ago
2007
IEEE
— An important class of queries over sensor networks are network-wide aggregation queries. In this work we study a class of aggregation queries which we refer to as aggregate thr...
ICDCN
2009
Springer
14 years 1 months ago
2009
Springer
Wireless sensor networks with multiple users collecting data directly from the sensors have many potential applications. An important problem is to allocate for each user a query r...
SENSYS
2004
ACM
14 years 2 months ago
2004
ACM
Wireless sensor networks offer the potential to span and monitor large geographical areas inexpensively. Sensors, however, have significant power constraint (battery life), makin...