Jose Berengueres, Fatma Alsuwairi, Nazar Zaki, Tony Ng. Gamification of a recycle bin with emoticons. In Hideaki Kuzuoka, Vanessa Evers, Michita Imai, Jodi Forlizzi, editors, ACM/IEEE International Conference on Human-Robot Interaction, HRI 2013, Tokyo, Japan, March 3-6, 2013. pages 83-84, IEEE/ACM, 2013. [doi]
Abstract is missing.