Panos Markopoulos, Bert Bongers, Erik Alphen, Jasper Dekker, Wouter Dijk, Sebastiaan Messemaker, Joep Poppel, Bram Vlist, Dirk Volman, Gilles Wanrooij. The PhotoMirror appliance: affective awareness in the hallway. Personal and Ubiquitous Computing, 10(2-3):128-135, 2006. [doi]
Abstract is missing.