Sciweavers

1957 search results - page 38 / 392
» Query Processing in Sensor Networks
Sort
View
WSNA
2003
ACM
15 years 5 months ago
Information-directed routing in ad hoc sensor networks
—In a sensor network, data routing is tightly coupled to the needs of a sensing task, and hence the application semantics. This paper introduces the novel idea of information-dir...
Juan Liu, Feng Zhao, Dragan Petrovic
WAIM
2009
Springer
15 years 6 months ago
Probabilistic Threshold Range Aggregate Query Processing over Uncertain Data
Large amount of uncertain data is inherent in many novel and important applications such as sensor data analysis and mobile data management. A probabilistic threshold range aggrega...
Shuxiang Yang, Wenjie Zhang, Ying Zhang, Xuemin Li...
ICDE
2007
IEEE
205views Database» more  ICDE 2007»
16 years 1 months ago
Multi-source Skyline Query Processing in Road Networks
Skyline query processing has been investigated extensively in recent years, mostly for only one query reference point. An example of a single-source skyline query is to find hotel...
Ke Deng, Xiaofang Zhou, Heng Tao Shen
DASFAA
2007
IEEE
172views Database» more  DASFAA 2007»
15 years 6 months ago
Optimizing Multiple In-Network Aggregate Queries in Wireless Sensor Networks
Abstract. In this paper, we explore the feature of sharing partial results of multiple queries to reduce the total number of messages incurred. Those queries sharing their partial ...
Huei-You Yang, Wen-Chih Peng, Chia-Hao Lo
EUC
2006
Springer
15 years 3 months ago
SAQA: Spatial and Attribute Based Query Aggregation in Wireless Sensor Networks
In most wireless sensor networks, applications submit their requests as queries and wireless sensor network transmits the requested data to the applications. However, most existing...
Jie Yang, Bo Yan, Sungyoung Lee, Jinsung Cho