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This paper is in the following e-collection/theme issue:

Responsible Health AI (98) Obesity and Nutrition as Public Health Problem (444) Chatbots and Conversational Agents (801) Artificial Intelligence (2416) Generative Language Models Including ChatGPT (859) Applications of AI (366)

Published on in Vol 5 (2026)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/74111, first published .
A Fine-Tuned Multimodal AI Chatbot for Dietary Health and Nutrition, Purrfessor: Development and Mixed Methods Evaluation

A Fine-Tuned Multimodal AI Chatbot for Dietary Health and Nutrition, Purrfessor: Development and Mixed Methods Evaluation

A Fine-Tuned Multimodal AI Chatbot for Dietary Health and Nutrition, Purrfessor: Development and Mixed Methods Evaluation

Authors of this article:

Linqi Lu1 Author Orcid Image ;   Yifan Deng2 Author Orcid Image ;   Chuan Tian2 Author Orcid Image ;   Sijia Yang2, 3 Author Orcid Image ;   Dhavan V Shah3 Author Orcid Image
Article Authors Cited by Tweetations Metrics

Linqi Lu   1 , PhD ;   Yifan Deng   2 , MS ;   Chuan Tian   2 , MS ;   Sijia Yang   2, 3 , PhD ;   Dhavan V Shah   3 , PhD

1 Department of Communication, University of North Dakota, Grand Forks, ND, United States

2 Department of Computer Science, University of Wisconsin–Madison, Madison, WI, United States

3 School of Journalism and Mass Communication, University of Wisconsin–Madison, Madison, WI, United States

Corresponding Author:

  • Linqi Lu, PhD
  • Department of Communication
  • University of North Dakota
  • 221 Centennial Drive, Stop 7169
  • Grand Forks, ND 58202
  • United States
  • Phone: 1 7017772137
  • Email: linqi.lu@und.edu