Sensor replacement is important for sensor networks to provide continuous sensing services. Upon sensor node failures, holes (uncovered areas) may appear in the sensing coverage. ...
Yongguo Mei, Changjiu Xian, Saumitra M. Das, Y. Ch...
Disaster prevention and management is a complicated task that often involves a tremendous volume of heterogeneous data from various resources. With its dynamic and distributed nat...
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 ...
The dynamics of peer participation, or churn, are an inherent property of Peer-to-Peer (P2P) systems and critical for design and evaluation. Accurately characterizing churn requir...
Data de-duplication has become a commodity component in dataintensive systems and it is required that these systems provide high reliability comparable to others. Unfortunately, b...
Chuanyi Liu, Yu Gu, Linchun Sun, Bin Yan, Dongshen...