251 search results - page 4 / 51 » Processing Multiple Aggregation Queries in Geo-Sensor Networ... |
SSDBM
2008
IEEE
14 years 29 days ago
2008
IEEE
Abstract. In recent years, there is an increasing need to monitor k nearest neighbor (k-NN) in a road network. There are existing solutions on either monitoring k-NN objects from a...
VLDB
2007
ACM
14 years 6 months ago
2007
ACM
Many aspects of the data integration problem have been considered in the literature: how to match schemas across different data sources, how to decide when different records refer...
DCOSS
2005
Springer
14 years 4 days ago
2005
Springer
The widespread dissemination of small-scale sensor nodes has sparked interest in a powerful new database abstraction for sensor networks: Clients “program” the sensors through ...
CLUSTER
2005
IEEE
14 years 7 days ago
2005
IEEE
Data intensive applications on clusters often require requests quickly be sent to the node managing the desired data. In many applications, one must look through a sorted tree str...
SIGMOD
2002
ACM
14 years 6 months ago
2002
ACM
Recent years have witnessed an increasing interest in designing algorithms for querying and analyzing streaming data (i.e., data that is seen only once in a fixed order) with only...