— To make a scalable and lightweight QoS monitoring system, we have proposed a new QoS monitoring technique, Change-of-Measure based Passive/Active Monitoring (CoMPACT Monitor), ...
It is often useful to know the geographic positions of nodes in a communications network, but adding GPS receivers or other sophisticated sensors to every node can be expensive. W...
Yi Shang, Wheeler Ruml, Ying Zhang, Markus P. J. F...
Determining node and event locations is a canonical task for many wireless network applications. Yet dedicated infrastructure for determining position information is expensive, en...
Time information is critical for a variety of applications in distributed environments that facilitate pervasive computing and communication. This work describes and evaluates a no...
Smartphones have recently become increasingly popular because they provide "all-in-one" convenience by integrating traditional mobile phones with handheld computing devi...
Jerry Cheng, Starsky H. Y. Wong, Hao Yang, Songwu ...