For data-collection applications in sensor networks, it is important to ensure base station receives a complete picture about the monitored area. Convergecast is an important commu...
— Multi-frequency media access control has been well understood in general wireless ad hoc networks, while in wireless sensor networks, researchers still focus on single frequenc...
Gang Zhou, Chengdu Huang, Ting Yan, Tian He, John ...
The problem of localization in wireless sensor networks where nodes do not use ranging hardware, remains a challenging problem, when considering the required location accuracy, en...
Radu Stoleru, Pascal Vicaire, Tian He, John A. Sta...
Inter-vehicle communication is becoming increasingly important in recent years. Traditional research efforts on vehicular networks have been put into safety or infotainment applica...
Howard CheHao Chang, Haining Du, Joey Anda, Chen-N...
Intrusion detection is a surveillance problem of practical import that is well suited to wireless sensor networks. In this paper, we study the application of sensor networks to the...