429 search results - page 25 / 86 » Query Planning for Continuous Aggregation Queries over a Net... |
KAIS
2008
13 years 7 months ago
2008
Abstract Vector data and in particular road networks are being queried, hosted and processed in many application domains such as in mobile computing. Many client systems such as PD...
SENSYS
2004
ACM
14 years 28 days 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...
GIS
2007
ACM
14 years 8 months ago
2007
ACM
The development of areas such as remote and airborne sensing, location based services, and geosensor networks enables the collection of large volumes of spatial data. These datase...
PVLDB
2008
13 years 7 months ago
2008
OLAP servers based on relational backends typically exploit materialized aggregate tables to improve response times of complex analytical queries. One of the key problems in this ...
ICCSA
2007
Springer
14 years 1 months ago
2007
Springer
Information aggregation is an important operation in wireless sensor networks executed for the purpose of monitoring and reporting of the environmental data. Due to the performance...