Purpose

The purpose of this video lecture is to provide an overview of Natural Language Processing (NLP), what it is and why why it is valuable to use when conducting research. Additionally, this lecture focuses on how NLP analysis is conducted and examples of its use in research.

Meet the Guest Speaker

Joe Lindquist is an active duty army officer who was commissioned as a Military Police Officer in 1995. He has served in various Military Police units and as an Operations Research Analyst in various capacities including forward deployed in Afghanistan and the Southern Philippines. He currently serves as the Core Mathematics Program Director at the United States Military Academy at West Point.

Video Lecture

The video lecture focuses on the use of Natural Language Processing (NLP) in obesity research. The video lecture is broken into three parts: Overview of NLP, general process of NLP, and case studies and extensions.

Please click on each tab to watch the videos.

Overview of NLP
General Process of NLP
Case Studies and Extensions

Overview of NLP

General Process of NLP

Case Study and Extensions

Accessibility Note: To access auto closed captions (CC) services please click on the icon in the video's bottom right corner. Manual CC are available by submitting a request for services to ATAC: (812) 856-4112 or atac@iu.edu

NOTE: Please click on the links below to download the video lecture slides:

Readings

The articles linked below provide real-life examples of the NLP application in research:

Thomas, D. M., Siegel, B., Baller, D., Lindquist, J., Cready, G., Zervios, J. T., ... & Kyle, T. K. (2020). Can the Participant Speak Beyond Likert? Free Text Responses in COVID-19 Obesity Surveys. Obesity (Silver Spring, Md.). https://doi.org/10.1002/oby.23037

Lindquist, J., Thomas, D. M., Turner, D., Blankenship, J., & Kyle, T. K. (2021). Food for thought: A natural language processing analysis of the 2020 Dietary Guidelines publice comments. The American Journal of Clinical Nutrition. https://doi.org/10.1093/ajcn/nqab119