In this work, we introduce the use of tags to support the near synchronous use of instant messaging (IM). As a proof-of-concept, we developed a plug-in in Lotus Sametime, an enter...
Gary Hsieh, Jennifer Lai, Scott E. Hudson, Robert ...
Based on ethnographically-inspired research in Japan, we report on people's experiences using digital money payment systems that use Sony's FeliCa near-field communicati...
Four text entry techniques for visually impaired users are presented. LetterScroll uses a mouse wheel to maneuver a cursor across a sequence of characters, and a button for charac...
This paper describes the current state of our ongoing work developing tools for tracking player enjoyment in traditional face-to-face tabletop gaming situations. The challenge pre...
A well-known security and identification problem involves the creation of secure but usable identification and authentication tools that the user is fully motivated to adopt. We d...