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Positions Held
- Assistant Professor (Aug. 2024 – Present)
- Assistant Professor (Jan. 2019 – Jul. 2024)
- Co-Instructor (Fall 2016)
- Digital Libraries (LIS560LE)
- Research Assistant (Aug. 2011 – Aug. 2016)
- Projects: Music Information Retrieval Evaluation eXchange (MIREX), K-Pop Mood/Genre Annotation, HathiTrust Research Center (HTRC)
- Teaching Assistant (2013 – 2015)
- Digital Libraries (LIS560LE)
- Software Developer (Jan. 2009 – Jun. 2011)
- Member System Development Team
Education
- University of Illinois at Urbana-Champaign
- PhD in Library and Information Science (Dec. 2018)
- Korea Advanced Institute of Science and Technology (KAIST)
- MS in Media Program (Feb. 2010)
- BE in Information and Computer Engineering (Feb. 2005)
- Division of Information and Computer Engineering
- Graduated with honors
- University of Illinois at Chicago
- Exchange Student (Fall 2004)
- Dept. of Computer Science
- GPA 4.0/4.0
Research Grants
- Institute of Museum and Library Services, Early Career Research Development project of Laura Bush 21st Century Librarian Program
- Role: Principal Investigator
- Title: “AI for Literature”
- Budget: $25,000
- Period: Nov. 2021 – Oct. 2022
- Institute of Museum and Library Services, National Leadership Grants
Awards and Honors
- Indiana University Trustees, 2023
- Awarded for outstanding contributions to the educational mission at IU
- ASIS&T SIG AI Workshop, 2022 (Presenter: Hee Rin Lee)
- Luddy School of Informatics, Computing, and Engineering, 2021
- The Luddy Faculty Fellows program is designed to support excellence in research, funded as part of a transformative $60 million gift from Fred Luddy in 2019.
- Title: “AI for Literature”
- Rayward Fellowship and Provost Match Fellowship
- University of Illinois at Urbana-Champaign, School of Information Sciences, 2017-2018
- Received a tuition waiver and stipend for dissertation writing
- Women in Music Information Retrieval (WiMIR) Award
- Received a travel grant to attend ISMIR 2016
- Merit-based university scholarships for four semesters
- Ajou University, Suwon, Korea, Spring 2004, Fall 2003, Spring 2002, Fall 2001
- Awarded for academic excellence over four semesters
- Ajou University, Suwon, Korea
- Top 4% among the Division of Information and Computer Engineering
Teaching
- Teaching courses at IU (as the main instructor)
- Spring 2024, Spring 2023, Spring 2022, Spring 2021, Fall 2020, Fall 2019, Spring 2019
- Fall 2023, Fall 2022, Spring 2020
- Teaching courses at the UIUC iSchool (as a co-instructor)
- Digital Libraries (LIS 560 LE)
- Teaching assistant at the UIUC iSchool
- Machine Learning Team Projects (IS 590 ML)
- Digital Libraries (LIS560LE)
- Spring 2017, Fall 2015, Spring 2015, Fall 2014, Spring 2014, Fall 2013, and Spring 2013
Publications
- Academic Peer-Reviewed Publications
- Kahyun Choi and Minje Kim, “A Comparative Analysis of Poetry Reading Audio: Singing, Narrating, or Somewhere In Between?” IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2024
- Kahyun Choi, “Word Embedding-Based Text Complexity Analysis,” in Proceedings of the 19th iConference, 2024
- Selin Akgun, Hee Rin Lee, Kahyun Choi, Joseph Krajcik, “Supporting AI literacy in K-12 Science Education: Raising Critical Consciousness towards Ethical AI,” in NARST 2024 Annual International Conference, 2024
- Kahyun Choi, “Computational Thematic Analysis of Poetry via Bimodal Large Language Models,” the Association for Information Science and Technology (ASIS&T), 2023 (Acceptance rate: 28%)
- Kahyun Choi, “Bimodal Music Subject Classification via Context-Dependent Language Model,” in Proceedings of the 16th iConference, 2021.
- Kahyun Choi and J. Stephen Downie, “A Trend Analysis on Concreteness of Popular Song Lyrics,” in Proceedings of the 6th International Conference on Digital Libraries for Musicology (DLfM), 2019.
- Kahyun Choi and J. Stephen Downie, “Exploratory investigation of word embedding in song lyric topic classification: promising preliminary results,” In Proceedings of the IEEE/ACM Joint Conference in Digital Libraries (JCDL), 2018.
- Anders Friberg, Ragnar Schön, Anders Elowsson, Kahyun Choi, and J. Stephen Downie, “Cross-cultural aspects of perceptual features in K-Pop: A pilot study comparing Chinese and Swedish listeners,” in Proceedings of the 43rd International Computer Music Conference, (ICMC), 2017
- Xiao Hu, Kahyun Choi, J. Stephen Downie, “A Framework for Evaluating Multimodal Music Mood Classification,” Journal of the Association for Information Science and Technology (JASIST), vol. 68, no. 2, pp. 273-285, 2017.
- Xiao Hu, Kahyun Choi, Yun Hao, Sally Jo Cunningham, Jin Ha Lee, Audrey Laplante, David Bainbridge, and J. Stephen Downie, “Exploring the Music Library Association Mailing List: A Text Mining Approach,” in Proceedings of the 18th International Society for Music Information Retrieval Conference, (ISMIR), 2017
- Kahyun Choi, Jin Ha Lee, Xiao Hu, and J. Stephen Downie, “Music Subject Classification Based on Lyrics and User Interpretations,” Proceedings of the American Society for Information Science and Technology (ASIS&T), 2016.
- Xiao Hu, Kahyun Choi, Jin Ha Lee, Audrey Laplante, Yun Hao, Sally Jo Cunningham, and J. Stephen Downie, “WiMIR: An Informetric Study on Women Authors in ISMIR,” in Proceedings of the 17th International Society for Music Information Retrieval Conference (ISMIR), 2016.
- Yun Hao, Kahyun Choi, and J. Stephen Downie, ” Exploring J-DISC: Some Preliminary Analyses,” in Proceedings of the 3rd International Digital Libraries for Musicology workshop (DLfM), 2016.
- Xiao Hu, Jin Ha Lee, David Bainbridge, Kahyun Choi, Peter Organisciak, and J. Stephen Downie, “The MIREX Grand Challenge: a framework of holistic user experience evaluation in music information retrieval,” Journal of the Association for Information Science and Technology (JASIST), vol. 68, no. 1, pp. 97-112, 2015.
- Jin Ha Lee, Xiao Hu, Kahyun Choi, and J. Stephen Downie, “MIREX Grand Challenge 2014 on User Experience: Qualitative analysis of user feedback”, in Proceedings of the 16th International Society for Music Information Retrieval Conference, (ISMIR), 2015.
- Kahyun Choi, Jin Ha Lee, Craig Willis, J. Stephen Downie, “Topic Modeling Users’ Interpretations of Songs to Inform Subject Access in Music Digital Libraries,” In Proceedings of the IEEE/ACM Joint Conference in Digital Libraries (JCDL), 2015.
- J. Stephen Downie, Xiao Hu, Jin Ha Lee, Kahyun Choi, Yun Hao, and Sally Jo. Cunningham, “Ten Years of MIREX (Music Information Retrieval Evaluation eXchange): Reflections, Challenges and Opportunities,” in Proceedings of the International Society of Music Information Retrieval Conference (ISMIR), Taipei, Taiwan, Oct. 2014.
- Xiao Hu, Jin Ha Lee, Kahyun Choi, and J. Stephen Downie, “A Cross-Cultural Study of Mood in K-POP Songs,” in Proceedings of the International Society of Music Information Retrieval Conference (ISMIR), Taipei, Taiwan, Oct. 2014.
- Kahyun Choi, Jin Ha Lee, and J. Stephen Downie, “What is this song about anyway?: Automatic classification of subject using user interpretations and lyrics,” In Proceedings of the IEEE/ACM Joint Conference on Digital Libraries (JCDL), pp. 453-454, Sep. 2014.
- Jin Ha Lee, Kahyun Choi, Xiao Hu, and J. Stephen Downie, “K-Pop Genres: A Cross Cultural Exploration”, in Proceedings of the International Society of Music Information Retrieval Conference (ISMIR), Curitiba, Brazil, Oct. 2013.
- Workshop Abstracts and Panels
- Soo Hyeon Kim, Gi Woong Choi, Kahyun Choi, Andrea Copeland, Christine D’Arpa, Sarah Evans, Simpson Lance, Hee Rin Lee, Ayoung Yoon, “Public Library-University Partnerships in Library and Information Science: Approaches, Challenges, Implications for Translating Research into Practice,” the Association for Information Science and Technology (ASIS&T) [Panel], 2023
- Ji Youn Shin, Kahyun Choi, Hee Rin Lee, “Community-engaged design for STEM education: Students as co-designers of AI programs in public libraries,” in Child-Centred AI Design: Definition, Operation, and Considerations, ACM CHI 2023 Workshop, 2023
- Kahyun Choi, “Computational Poetry Collection Analysis via Context-Dependent Language Models,” in ASIS&T SIG AI Workshop, 2022.
- Hee Rin Lee, Kahyun Choi, Selin Akgun, Ji Youn Shin, Pooja Malvi, Meredith Dedema, “AI & Co-design in public libraries: Empowering underserved youth to cultivate symbiotic relationships between Artificial Intelligence (AI) and their communities,” in ASIS&T SIG AI Workshop, 2022. (Best Presentation Award)
Student Advising
- Research Assistantship Advising
- Gyuri Kang (ILS PhD at IU), Summer 2024
- Leyi Zhao (ILS PhD at IU), Fall 2023-Spring 2024
- Meredith Dedema (ILS PhD at IU), Summer 2022-Spring 2023
- Shruti Padole (CS MS at IU), Summer 2022-Spring 2023
- Selin Akgun (Education PhD at MSU), Spring 2022-Summer 2022
- PhD Dissertation Committee Member
- Haining Wang (ILS PhD at IU), Spring 2024 –
- Tamy Chambers (ILS PhD at IU), Fall 2023 –
- Zheng Gao (ILS PhD at IU), 2020
- PhD Qualifying Exam Committee Member
- Pei-Ying Chen (ILS PhD at IU), 2021
- Independent Studies (at IU)
- Gyuri Kang (ILS PhD at IU), Spring 2024
- Haining Wang (ILS PhD at IU), Spring 2023 – Fall 2023
- Meredith Dedema (ILS PhD at IU), Spring 2023
- Sasidev Mahendran(Data Science MS at IU), Spring 2023
- Sumitha Vellinalur Thattai (Data Science MS at IU), Spring 2023
- Emerging Scholars Research Experience for Undergraduate Women Mentor (at IU)
- Alexa Walquist (Undergraduate at Kelley School at IU), Fall 2022-Spring 2023
- Women in Music Information Retrieval (WiMIR) Mentor
- Eunjin Choi (PhD at Graduate School of Culture Technology at KAIST), Spring 2022
Professional Activities
- Advisory Board Membership
- Audiovisual Metadata Platform, Indiana University (IU) Libraries, Andrew W. Mellon Foundation, 2022-2023
- American Library Association
- Young Adult Library Services Association
- American Society for Information Science & Technology
- The International Society for Music Information Retrieval Conference (ISMIR), Meta-Reviewer, 2024
- The International Digital Libraries for Musicology workshop (DLfM), Program Committee, 2024
- The International Society for Music Information Retrieval Conference (ISMIR), Meta-Reviewer, 2023
- The International Digital Libraries for Musicology workshop (DLfM), Program Committee, 2023
- The International Society for Music Information Retrieval Conference (ISMIR), Meta-Reviewer, 2022
- The International Society for Music Information Retrieval Conference (ISMIR), Volunteer Chair, 2021
- The International Society for Music Information Retrieval Conference (ISMIR), Meta-Reviewer, 2021
- The International Digital Libraries for Musicology workshop (DLfM), Session Chair, 2021
- The International Digital Libraries for Musicology workshop (DLfM), Program Committee, 2021
- The International Society for Music Information Retrieval Conference (ISMIR), Meta-Reviewer, 2020
- Midwest Music and Audio Day, Bloomington, IN, Organizing Committee (June 27, 2019)
- The Music Information Retrieval Evaluation eXchange (MIREX), Evaluation Committee leader, (Aug. 2014 – Aug. 2016)
- The Music Information Retrieval Evaluation eXchange (MIREX), Evaluation Committee member, (Aug. 2011 – Aug. 2013)
- Reviewer of Journals and Conferences
- Transactions of the International Society for Music Information Retrieval (TISMIR)
- The International Society for Music Information Retrieval Conference (ISMIR)
- The American Society for Information Science and Technology (ASIS&T)
- ACM Transactions on Intelligent Systems and Technology (TIST)
- International Journal on Digital Libraries (IJDL)
- Institutional Services at IU
- Doctoral Steering Committee, ILS
- Faculty Affairs Committee, Chair, ILS
- Master of Information Science (MIS) Review Committee, ILS
- Data Science Curriculum Committee, Luddy School
- Luddy Fellow Selection Committee, Luddy School
- Graduate Student Visit Day Planning Committee, Luddy School
- Departmental Colloquium Committee, October 2019-December 2021
- Outreach and Community Engagement Activities
- Maryland AI Workshop for Teens, Carroll County Public Library, Maryland, March 4 and April 4, 2023
- San Diego AI Workshop for Teens, the City Heights/Weingart Branch at San Diego Public Library, June 12 – June 15, 2023
Presentations
- “AI for Libraries and Libraries for AI,” Luddy Fellows Research Spotlight, April 5, 2023
- “AI for Libraries,” 2022-2023 Luddy Faculty Fellows Talk, March 7, 2023
- “Unbiased AI for Poetry Analysis: Toward Equitable and Diverse Digital Libraries,” Pervasive Technology Institute Speaker Series, Bloomington, December 2, 2022
- “Computational Lyricology“, The Georgia Tech Center for Music Technology Seminar, Georgia Institute of Technology, September 12, 2022.
- “Music Trend Analysis“, IU JSOM Music and Mind Lab, Bloomington, May 2, 2022.
- “Information Retrieval“, Digital Libraries (LIS560LE), Spring 2015.
- “Automatic Music Subject Classification and a Cross-Cultural Exploration of K-Pop Genre,” Shazam, Menlo Park, CA, Aug. 14, 2014.
- “A Cross-Cultural Study on the Mood and Genre of Korean Pop Songs“, Pandora Radio, Oakland, CA, Jun. 19, 2014.
- “A Cross-cultural Exploration of K-Pop Moods and Genres“, KTH Royal Institute of Technology, Sweden, May 3, 2014 – May 9, 2014.
- Soo Hyeon Kim, Gi Woong Choi, Kahyun Choi, Andrea Copeland, Christine D’Arpa, Sarah Evans, Simpson Lance, Hee Rin Lee, Ayoung Yoon, “Public Library-University Partnerships in Library and Information Science: Approaches, Challenges, Implications for Translating Research into Practice,” the Association for Information Science and Technology (ASIS&T) [Panel], 2023
- Talks at Workshops and Doctoral Colloquia
- Kahyun Choi, “Insights from an Introductory Music-Based ML Course for Library Science Students,” DH2024 Workshop Teaching Machine Learning to Humanists, Aug. 6, 2024.
- Kahyun Choi, “Toward Equitable and Diverse Digital Poetry Libraries,” DH2024 Workshop Computational Literary Studies: How To Do Research Responsibly, Aug. 5, 2024.
- Hee Rin Lee and Kahyun Choi, “Hands-On AI Literacy Programs for Youth,” YALSA education session (webinar), Nov. 30, 2023.
- Hee Rin Lee and Kahyun Choi, “AI Literacy for Libraries,” YALSA’s Young Adult Services Symposium, St. Louis, MO, Nov. 10-12, 2023.
- Kahyun Choi, “Computational Poetry Collection Analysis via Context-Dependent Language Models,” ASIST AI workshop, 2022.
- Hee Rin Lee, Kahyun Choi, Selin Akgun, Pooja Malvi, Ji Youn Shin, and Meredith Dedema, “AI & Codesign in public libraries: Empowering underserved youth to cultivate symbiotic relationships between Artificial Intelligence (AI) and their communities,” ASIST AI workshop, 2022. (Best Presentation Award)
- Kahyun Choi, “Music Thumbnailing“, 2016 Annual Meeting of the Association for Information Science and Technology (ASIS&T) Doctoral Colloquium, Copenhagen, Denmark, Oct. 18, 2016.
- Kahyun Choi, “From Lyrics to Their Interpretations: Automated Reading between the Lines“, the IEEE/ACM Joint Conference in Digital Libraries (JCDL) Doctoral Consortium, 2015
- Kahyun Choi, “Topic Modeling Users’ Interpretations of Songs to Inform Subject Access in Music Digital Libraries“, GSLIS Research Showcase 2015, Apr. 3, 2015.
- Kahyun Choi, “The Impact of Music Genre on Music Similarity: A Qualitative Exploration“, GSLIS Research Showcase 2015, Apr. 3, 2015.
- Kahyun Choi, “Exploring Music Subject Classification Based on User Interpretations of Music“, Midwest Music Information Retrieval Gathering (MMIRG), Evanston, IL, Jun. 14, 2014.
- Kahyun Choi, “K-Pop Genres: A Cross Cultural Exploration“, GSLIS Research Showcase 2014, Mar. 14, 2014.
- Kahyun Choi, “Music Mood Tag Prediction with Dimension Reduced Tag Space“, GSLIS Research Showcase 2013, Mar. 29, 2013.
Skills
- Programming languages: Python, MATLAB, Unix shell scripting, JavaScript, R, Java, C, PHP, C with PIC
- Machine learning tools: scikit-learn, Keras, Mallet, Weka
- Database: MySQL, MongoDB, Neo4j
- Others: Linux, NodeXL, Dedoose, Amazon MTurk