Sciweavers

1022 search results - page 51 / 205
» Efficient Query Processing in Large Traffic Networks
Sort
View
DASFAA
2006
IEEE
174views Database» more  DASFAA 2006»
15 years 7 months ago
Communication-Efficient Implementation of Range-Joins in Sensor Networks
Sensor networks are multi-hop wireless networks of resource constrained sensor nodes used to realize high-level collaborative sensing tasks. To query and access data generated and ...
Aditi Pandit, Himanshu Gupta
DCOSS
2006
Springer
15 years 7 months ago
Efficient In-Network Processing Through Local Ad-Hoc Information Coalescence
We consider in-network processing via local message passing. The considered setting involves a set of sensors each of which can communicate with a subset of other sensors. There is...
Onur Savas, Murat Alanyali, Venkatesh Saligrama
GIS
2010
ACM
15 years 2 months ago
Spatiotemporal summarization of traffic data streams
With resource-efficient summarization and accurate reconstruction of the historic traffic sensor data, one can effectively manage and optimize transportation systems (e.g., road n...
Bei Pan, Ugur Demiryurek, Farnoush Banaei Kashani,...
SIGMOD
2010
ACM
267views Database» more  SIGMOD 2010»
15 years 8 months ago
Processing proximity relations in road networks
Applications ranging from location-based services to multi-player online gaming require continuous query support to monitor, track, and detect events of interest among sets of mov...
Zhengdao Xu, Hans-Arno Jacobsen
DASFAA
2008
IEEE
151views Database» more  DASFAA 2008»
15 years 5 months ago
Efficient Top-k Search Across Heterogeneous XML Data Sources
An important issue arising from XML query relaxation is how to efficiently search the top-k best answers from a large number of XML data sources, while minimizing the searching cos...
Jianxin Li, Chengfei Liu, Jeffrey Xu Yu, Rui Zhou