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» Aggregate Threshold Queries in Sensor Networks
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DCOSS
2005
Springer
15 years 3 months ago
Multi-query Optimization for Sensor Networks
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 ...
Niki Trigoni, Yong Yao, Alan J. Demers, Johannes G...
WWW
2007
ACM
15 years 10 months ago
Optimized query planning of continuous aggregation queries in dynamic data dissemination networks
Continuous queries are used to monitor changes to time varying data and to provide results useful for online decision making. Typically a user desires to obtain the value of some ...
Rajeev Gupta, Krithi Ramamritham
ISCI
2008
145views more  ISCI 2008»
14 years 9 months ago
Aggregation in sensor networks with a user-provided quality of service goal
Significant research has been devoted to aggregation in sensor networks with a view to optimize its performance. Existing research has mostly concentrated on maximizing network li...
Zhen He, Byung Suk Lee, Xiaoyang Sean Wang
SIGMOD
2008
ACM
222views Database» more  SIGMOD 2008»
15 years 9 months ago
Tinycasper: a privacy-preserving aggregate location monitoring system in wireless sensor networks
This demo presents a privacy-preserving aggregate location monitoring system, namely, TinyCasper, in which we can monitor moving objects in wireless sensor networks while preservi...
Chi-Yin Chow, Mohamed F. Mokbel, Tian He
MOBICOM
2010
ACM
14 years 9 months ago
Differential forms for target tracking and aggregate queries in distributed networks
Consider mobile targets moving in a plane and their movements being monitored by a network such as a field of sensors. We develop distributed algorithms for in-network tracking an...
Rik Sarkar, Jie Gao