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IEEECSA
2009
13 years 5 months ago
A Fine-Grained Localization Scheme Using a Mobile Beacon Node for Wireless Sensor Networks
In this paper, we present a fine-grained localization algorithm for wireless sensor networks using a mobile beacon node. The algorithm is based on distance measurement using RSSI. ...
Kezhong Liu, Ji Xiong, Yongqiang Cui, Dong Han
MOBISYS
2009
ACM
14 years 8 months ago
A framework of energy efficient mobile sensing for automatic user state recognition
Urban sensing, participatory sensing, and user activity recognition can provide rich contextual information for mobile applications such as social networking and location-based se...
Yi Wang, Jialiu Lin, Murali Annavaram, Quinn Jacob...
CORR
2010
Springer
195views Education» more  CORR 2010»
13 years 2 months ago
Energy Optimal Transmission Scheduling in Wireless Sensor Networks
One of the main issues in the design of sensor networks is energy efficient communication of time-critical data. Energy wastage can be caused by failed packet transmission attempts...
Rahul Srivastava, Can Emre Koksal
CNSR
2004
IEEE
218views Communications» more  CNSR 2004»
13 years 11 months ago
CSN: A Network Protocol for Serving Dynamic Queries in Large-Scale Wireless Sensor Networks
A fundamental problem that confronts future applications of sensor networks is how to efficiently locate the sensor node that stores a particular data item. It is known that distr...
Muneeb Ali, Zartash Afzal Uzmi
TPDS
2008
120views more  TPDS 2008»
13 years 7 months ago
A New Storage Scheme for Approximate Location Queries in Object-Tracking Sensor Networks
Energy efficiency is one of the most critical issues in the design of wireless sensor networks. Observing that many sensor applications for object tracking can tolerate a certain d...
Jianliang Xu, Xueyan Tang, Wang-Chien Lee