The active badge location system
ACM Transactions on Information Systems (TOIS)
Meme tags and community mirrors: moving from conferences to collaboration
CSCW '98 Proceedings of the 1998 ACM conference on Computer supported cooperative work
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We are developing a set of handheld input devices for mutual assessment in the course of a learning activity and a system to give on-the-spot feedback concerning the summary of the assessment to the learners visually with the aid of charts. This paper describes its design concept and provides an overview of the system.