Structure of nods in conversation

• Taiga Mori ,

  Roles Conceptualization, Investigation, Methodology, Visualization, Writing – original draft

  * E-mail: mori.taiga.0412@gmail.com

  Affiliations Artificial Intelligence Research Center, National Institute of Advanced Industrial Science and Technology, Tokyo, Japan, Graduate School of Science and Engineering, Chiba University, Chiba, Japan

  https://orcid.org/0000-0001-6993-5726

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• Yasuharu Den ,

  Contributed equally to this work with: Yasuharu Den, Kristiina Jokinen

  Roles Supervision, Writing – review & editing

  Affiliation Graduate School of Humanities, Chiba University, Chiba, Japan

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• Kristiina Jokinen

  Contributed equally to this work with: Yasuharu Den, Kristiina Jokinen

  Roles Supervision, Writing – review & editing

  Affiliation Artificial Intelligence Research Center, National Institute of Advanced Industrial Science and Technology, Tokyo, Japan

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