Interest 研究の関心

• 人間の社会性に関して、マクロな視点（文化進化）とミクロな視点（心理学・認知科学）の両方から研究しています。

A. 個体の文化学習というミクロな視点と文化進化というマクロな視点を統合した研究

• 1. 教育は技術の累積的文化進化を促進するか？

     • keywords: Cumulative cultural evolution, Teaching, Innovation, Fidelity, Reinforcement learning

     • Nakata, S. & Takezawa, M. (2023). Conditions under which faithful cultural transmission through teaching promotes cumulative cultural evolution. Scientific Reports, 13, 20986. https://doi.org/10.1038/s41598-023-47018-7

     • 中田星矢・竹澤正哲 (2023). 教育と累積的文化進化――計算論モデルによるマイクロ―マクロ・ダイナミクスの検討（第7章）.安藤寿康　編. 教育の起源を探る：進化と文化の視点から. ちとせプレス. Link

  2. ヒト言語に見られる構造を文化進化させる要因は何か？

     • keywords: Communication, Cultural transmission, Emergence, Hierarchy, Iterated learning, Word order rule

     • Nakata, S. & Takezawa, M. (2023). Hierarchical structures emerge from the cultural transmission: an iterated learning experiment using a non-linguistic task. Frontiers in Artificial Intelligence. 6:1221329. https://doi.org/10.3389/frai.2023.1221329

     • Nakata, S., Ohira, A. & Takezawa, M. (2022). Evolution of the Word Order Rules Through Communication and Cultural Transmission: An Iterated Learning Experiment. In Ravignani, A., Asano, R., Valente, D., Ferretti, F., Hartmann, S., Hayashi, M., Jadoul, Y., Martins, M., Oseki, Y., Rodrigues, E. D., Vasileva, O. & Wacewicz, S. (Eds.): Proceedings of the Joint Conference on Language Evolution (JCoLE). doi:10.17617/2.3398549 (link)

     • Nakata, S., Mori, M., & Takezawa, M. (2020). Roles of cultural transmission in the emergence of hierarchical structures: Laboratory studies using the iterated learning paradigm. Proceedings of the Twenty-Fifth International Symposium on Artificial Life and Robotics. 1002 - 1006.

B. 文化進化論や集団遺伝学を基礎としたマクロな視点寄りの研究

• 3. 名声バイアスが生み出す文化進化

     • keywords: Cultural evolution, Prestige, Social learning

     • Nakata, S., Masumi, A., Toya G. (2024). Formalising prestige bias: Differences between models with first-order and second-order cues. Evolutionary Human Sciences. 2024;6:e21. https://doi.org/10.1017/ehs.2024.12

C. 認知神経科学の理論を基礎としたミクロな視点寄りの研究

• 4. 予測的処理から見た社会的相互作用の発達と創発

     • keywords: Predictive processing, Bayesian learning, Coordination, Cognitive development, Social interaction

     • Nakata, S. & Nagai, Y. (2024), Which pairs coordinate and which do not?. Proceedings of the 46th Annual Meeting of the Cognitive Science Society.

Skills

• Lab experiments (Adults and Children):

  • Behavioral Experiment: oTree (Python + HTML5 + JavaScript), Visual Basic

  • Subjects Management: Sona sytems

• Computational model:

  • Agent based simulation, Reinforcement learning, Bayesian inference, Complex network: Python, R

• Data analysis:

  • GLMM, Heirarchical Bayesian model: Python, R