OPOS: an observation scheme for evaluating head-up play

Saskia Bakker, Panos Markopoulos, Yvonne de Kort. OPOS: an observation scheme for evaluating head-up play. In Agneta Gulz, Charlotte Magnusson, Lone Malmborg, Håkan Eftring, Bodil Jönsson, Konrad Tollmar, editors, Proceedings of the 5th Nordic Conference on Human-Computer Interaction 2008, Lund, Sweden, October 20-22, 2008. Volume 358 of ACM International Conference Proceeding Series, pages 33-42, ACM, 2008. [doi]

Abstract

Abstract is missing.