This paper presents a study on (1) how children experience a pet robot, (2) how they play with it and (3) how children’s perceptions on and interaction with pet robots are interrelated. The study features different types of subjective and objective techniques to assess the degree of perceived social …

This article discusses the revival of the interferometric positioning experiment with GPS signals that aims at measuring the three-dimensional vector between two stations. Such an experiment was carried out in the late seventies, the early days of the GPS system, almost simultaneously by two competing …

Like most UNIX-like operating systems, FreeBSD has a kernel subsystem called the TTY layer. This subsystem is responsible for serving as a front-end for devices that provide serial line communication. Because this layer also integrates seamlessly with the UNIX process model, TTY’s are often used to provide …