: This paper presents both a theoretical analysis of differences between geographic and hypermedia spaces, and some experimental data comparing users’ ability to navigate in hype...
: This paper describes the process of developing an interactive mobile system for use in a safety-critical domain. The system was developed to inquire into the extent of which coor...
: We have developed simple taxonomy of visual display-based activity in office spaces using field data. Three key user values that displays provide are identified and investigated ...
: Reactive Information Displays (RIDs) that track and react to a user’s attention, to present the right information at the right place and in the right time, constitute a relativ...
We present an algorithm for detecting and modeling rhythmic temporal patterns from the record of an individual's computer activity, or online "presence." The model ...