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...
TCP is known to have poor performance over unreliable wireless links where packet losses due to transmission errors are misinterpreted as indications of network congestion. TCP en...
We present a six degrees of freedom tracking system, which is wireless and scalable concerning the tracking volume and the number of devices being tracked. This is achieved by the...
— While many protocols for sensor network security provide confidentiality for the content of messages, contextual information usually remains exposed. Such information can be c...
Our goal is to identify the key architectural and design issues related to Sensor Networks (SNs), evaluate the proposed solutions, and to outline the most challenging research dir...