- HCI-AIMT-2014-KrogsagerSR #physics
- Backchannel Head Nods in Danish First Meeting Encounters with a Humanoid Robot: The Role of Physical Embodiment (AK, NS, MR), pp. 651–662.
- HCI-ITE-2011-InoueIFHIM #analysis
- Manual and Accelerometer Analysis of Head Nodding Patterns in Goal-oriented Dialogues (MI, TI, NF, RH, TI, HM), pp. 259–267.
- HIMI-MTT-2007-YamamotoW #development #image
- Development of an Embodied Image Telecasting Method Via a Robot with Speech-Driven Nodding Response (MY, TW), pp. 1017–1025.