H. Yun, A. Fortenbacher, N. Pinkwart, T. Bisson, and F. Moukayed. A Pilot Study of Emotion Detection using Sensors in a Learning Context: Towards an Affective Learning Companion. Preconference Workshops of DeLFI 2017, Die 15. e-Learning Fachtagung Informatik, der Gesellschaft für Informatik e.V., pages 15-25, 2017.