北京师范大学文理学院心理系讲师，心理学部心理专硕心理与行为大数据方向实践主管。目前研究方向专注在人工智能以及积极心理学两大领域。

教育背景

清华大学 数据科学与信息技术 工学博士

研究方向

积极心理学：积极心理干预、道德情绪(升华感、钦佩感、敬畏感)及利他行为、心理健康的生理心理学特征。

人工智能与心理学交叉：情感计算、多模态情绪识别、基于聊天机器人的心理干预、大语言模型在心理学、学校教育及营销上的应用。

期刊论文

1. Liu, I., Liu, F., Zhong, Q., & Ni, S. (2025). A finger on the pulse of cardiovascular health: estimating blood pressure with smartphone photoplethysmography-based pulse waveform analysis. BioMedical Engineering OnLine, 24(1), 36.

2. Ma, F, Yuan Y, Xie Y, Ren H., Liu, I., He Y., Ren F., Yu F., Ni S. (2024), Generative technology for human emotion recognition: A scoping review, Information Fusion.

3. Liu, I., Liu, F., Xiao, Y., Huang, Y., Wu, S., & Ni, S. (2024). Investigating the Key Success Factors of Chatbot-Based Positive Psychology Intervention with Retrieval-and Generative Pre-Trained Transformer (GPT)-Based Chatbots. International Journal of Human–Computer Interaction, 1-12.

4. Hou, H., Liu, I., Kong, F., & Ni, S. (2024). Computational positive psychology: advancing the science of wellbeing in the digital era. The Journal of Positive Psychology, 1–14.

5. Liu, I., Liu, F., Zhong, Q., Ma, F. & Ni, S. (2024). Your blush gives you away: detecting hidden mental states with remote photoplethysmography and thermal imaging, PeerJ Computer Science.

6. Liu, I., Ni, S., & Peng, K. (2020). Happiness at your fingertips: Assessing mental health with smartphone photoplethysmogram-based heart rate variability analysis. Telemedicine and e-Health, 26(12), 1483-1491.

7. Liu, I., Ni, S., & Peng, K. (2020). Enhancing the robustness of smartphone photoplethysmography: A signal quality index approach. Sensors, 20(7), 1923.

会议论文

1. Luo, J., Y. Duan, H. Li, I Liu (2025) Detecting Nurse Burnout with Multi-Modal Large Language Models: A Feasibility Study, In 2025 IEEE International Conference on Human-Machine Systems (ICHMS). IEEE.

2. Li, Huiyi., Jing Luo, Qi Zhong, Yanzhi Duan, Ivan Liu (2025) Assessing Occupational Burnout in Psychiatric Professionals Using Multimodal Emotion Recognition Methods, In 2025 IEEE International Conference on Human-Machine Systems (ICHMS). IEEE.

3. Liu, I., Li, S., Ma, D., Luan, J., Wu, X., Liu, F., Shen, Y., & Ni, S. (2024) Detecting Moral Emotions with Facial and Vocal Expressions: A Multimodal Emotion Recognition Approach, In 2024 IEEE International Conference on Human-Machine Systems (ICHMS). IEEE.

4. Liu, I., Xiao, Y., Liu, F., Wu, S., & Ni, S. (2022). Assessing the Effectiveness of Using Chatbots for Positive Psychological Intervention: A Randomized Control Study. In Proceedings of the Tenth International Symposium of Chinese CHI (pp. 227-234).

5. Liu, I., Chen, W., Ge, Q., Song, D., & Ni, S. (2022). Enhancing Psychological Resilience with Chatbot-Based Cognitive Behavior Therapy: A Randomized Control Pilot Study. In Proceedings of the Tenth International Symposium of Chinese CHI (pp. 216-221).

6. Liu, I., Zhong, Q., Liu, F., Xu, H., Chen, W., Zhu, X., ... & Ni, S. (2022). Assessing Mental Health During Covid-19 Lockdown: A Smartphone-Based Multimodal Emotion Recognition Approach. In Proceedings of the Tenth International Symposium of Chinese CHI (pp. 262-269).

7. Liu, I., Ni, S., & Peng, K. (2020). Predicting Personality with Smartphone Cameras: A Pilot Study. In 2020 IEEE International Conference on Human-Machine Systems (ICHMS) (pp. 1-6). IEEE.

教学工作

本科生：积极心理学

研究生：情感计算在心理上的应用

社会工作

北京师范大学应用心理专硕 心理与行为大数据方向 实践主管