R. J. Rajarathinam, C. Palaguachi, and J. Kang, ‘Enhancing Multimodal Learning Analytics: A Comparative Study of Facial Features Captured Using Traditional vs 360-Degree Cameras in Collaborative Learning’, in Proceedings of the 17th International Conference on Educational Data Mining, 2024, pp. 551–558.
C. M. D’Angelo and R. J. Rajarathinam, ‘Speech analysis of teaching assistant interventions in small group collaborative problem solving with undergraduate engineering students’, British Journal of Educational Technology, vol. 55, no. 4, pp. 1583–1601, 2024.
J. Kang, Y. Zhou, R. J. Rajarathinam, Y. Tan, and D. W. Shaffer, ‘Unveiling joint attention dynamics: Examining multimodal engagement in an immersive collaborative astronomy simulation’, Computers & Education, vol. 213, p. 105002, 2024.
J. Planey, R. J. Rajarathinam, E. Mercier, and R. Lindgren, ‘Gesture-mediated collaboration with augmented reality headsets in a problem-based astronomy task’, International Journal of Computer-Supported Collaborative Learning, vol. 18, no. 2, pp. 259–289, Jun. 2023.
R. J. Rajarathinam and C. M. D’Angelo, ‘Turn-taking analysis of small group collaboration in an engineering discussion classroom’, in LAK23: 13th International Learning Analytics and Knowledge Conference, Arlington, TX, USA, 2023, pp. 650–656.
Conference proceedings talk at Testing Institute of America 2014 Annual Conference, Los Angeles, CA
Talk at London School of Testing, London, UK
Tutorial at UC-Berkeley Institute for Testing Science, Berkeley CA, USA
Talk at UC San Francisco, Department of Testing, San Francisco, California