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H. Yun, A. Fortenbacher, R. Helbig, and N. Pinkwart. Design Considerations for a mobile Sensor-Based Learning Companion. the 18th International Conference on Web-based Learning (ICWL), September 2019.

H. Yun, A. Fortenbacher, R. Helbig, and N. Pinkwart. In Search of Learning Indicators: A Study on Sensor Data and IAPS Emotional Pictures. the 11th International Conference on Computer Supported Education, volume 2, pages 111-121, May 2019.

H. Yun, A. Fortenbacher, R. Helbig, S. Geißler, and N. Pinkwart. Emotion Recognition from Physiological Sensor Data to Support Self-regulated Learning. International Conference on Computer Supported Education, 2019.