Refereed Publications
Full Paper
 Delay of Routine Health Care During the COVID-19 Pandemic: A Theoretical Model of Individuals’ Risk Assessment and Decision Making
Social Science & Medicine, 307(2022). 115164. Full Paper Community Informatics Theory Qualitative Study |
 In Search of Social Justice: The Role of Digital Technology in a Government Information System
In Academy of Management Annual Meeting Proceedings (AOM '22) 2022(1), Aug 5-9. Seattle, U.S. Full Paper Big Data Community Informatics Geospatial Information Management Quantitative Study |
 Social Justice & Technical Efficiency: The Role of Digital Technology in Boston's 311 System
In European Conference on Information Systems (ECIS 2022) Research Papers. 117. June 18-24. Timișoara, Romania. Best Full Research Paper, Runner-Up (Top-3) Full Paper Community Informatics Information Management Quantitative Study |
 The Effects of Socioeconomic Deprivation on Public Library Book Circulation: A Community-level Study
Journal of the Korean Library and Information Science, 55(4). pp. 219-243 Full Paper Geospatial Information Behavior Information Management Quantitative Study |
 Crowdsourcing Behavior in Reporting Civic Issues: The Case of Boston's 311 Systems
In Academy of Management Annual Meeting Proceedings (AOM '21) 2021(1), July 29-Aug 4. Full Paper Community Informatics Data Management Geospatial Information Management Theory Quantitative Study |
 Making Sense of Risk Information amidst Uncertainty: Individuals' Perceived Risks Associated with the COVID-19 Pandemic
In Proceedings of the 2021 CHI Conference on Human Factors in Computing System. pp. 1-15. Honorable Mention Award (Top 5%) Full Paper Community Informatics HCI Qualitative Study |
 Cultural Activity Diversity and Community Characteristics: An Exploratory Study
In iConference 2020 Proceedings, LNCS. 32-49. Cham: Springer. Borås, Sweden (March 23-26). Full Paper Big Data Community Informatics Information Management Theory Quantitative Study |
 How are Information Deserts Created? A Theory of Local Information Landscapes
Journal of the Association for Information Science and Technology (JASIST), 70(2). 101-116. Dean's Award for an Outstanding Doctoral Student Paper Full Paper Community Informatics HCI Information Behavior Information Management Theory |
 Identifying Urban Neighborhood Names through User-contributed Online Property Listings
ISPRS International Journal of Geo-Information (IJGI), 7(10). 388. MPDI. Full Paper Community Informatics Geospatial Machine Learning Social Media |
 Toward an Ecology Theory of Creativity in IT Products: A Study of Mobile Device Industry
International Conference on Information Systems (ICIS '16). Dec. 11-14, Dublin, Ireland. Best Paper Award (1st place) Full Paper Data Management Machine Learning Theory Quantitative Study |
 Unlocking the Archives of Displacement and Trauma: Revealing Hidden Patterns of Exploring New Modes of Public Access through Innovative Partnerships and Infrastructure
Archiving Conference 2016 Proceedings. April 19-22. Washington D.C., U.S. Full Paper Geospatial |
 Motherhood and Social Networking Sites: How do sociocultural contexts and technological factors affect Korean mothers’ KakaoStory use?
iConference 2015 Proceedings. March 24-27. Newport Beach, U.S. Lee Dirks Award for Best Paper, Runner-Up (top 5) Full Paper Social Media Qualitative Study |
 Information Behavior of International Students Settling in an Unfamiliar Geo-spatial Environment
Proceedings of the Association for Information Science and Technology (ASIST '14). Oct 31-Nov 5. Seattle, U.S. Full Paper Community Informatics Geospatial Information Behavior Qualitative Study Quantitative Study |
Extended Abstract
 Exploring Secondary Teachers' Needs and Values in Culturally Responsive Teaching
To Appear in Companion of the ACM Conference on Computer Supported Cooperative Work and Social Computing (CSCW '22) Extended Abstract HCI Qualitative Study |
 Geographical Disparities of Incidence and Prevalence of Triple-negative Breast Cancers: Multistate Study Data Analysis
Journal of Clinical Oncology. e12599. 39(15_suppl). In ASCO '21 (June 4-8) Extended Abstract Community Informatics Quantitative Study |
 Exploratory Cluster Analysis of Urban Mobility Patterns to Identify Neighborhood Boundaries
International Symposium on Location-Based Social Media Data and Tracking Data (LSMTD '17). July 1-2. Washington D.C., U.S. Extended Abstract Community Informatics Geospatial Quantitative Study |
 A Tool for Estimating and Visualizing Poverty Maps
NetMob 2017, April 5-7, Milan, Italy. Extended Abstract Big Data Community Informatics Data Management Geospatial HCI Machine Learning Web Application Quantitative Study |
 "What Makes a Place More Familiar?": Implications of Geospatial Information Format and Content
ACM Conference on Human Factors in Computing Systems (CHI '15). April 18-23. Seoul, Korea. Extended Abstract Community Informatics Geospatial HCI Quantitative Study |
Poster
 Evaluating Visitor Engagement Through Instagram: A Case Study of the One with Eternity: Yayoi Kusama in the Hirshhorn Collection
To Appear in Proceedings of the Association for Information Science and Technology (ASIST '22) Poster Information Behavior Social Media |
 A Theoretical Analysis of Independent Business Owners’ Preferences for Informal Information Sources
In Proceedings of the Association for Information Science and Technology (ASIST '20) Poster Community Informatics Information Behavior Information Management Theory Qualitative Study |
Workshop Paper
 Towards a Socio-technical System of Culturally Responsive Teaching: The Interplay between Individuals, Communities, and Resources
In ACM CHI Workshop on "There is no justice, just us": Making Mosaics of Justice in Social Justice HCI. April 14. Workshop Paper HCI |
 Toward Understanding Civic Data Bias in 311 Systems: An Information Deserts Perspective
In CSCW Workshop on Civic Technologies: Research, Practice, and Open Challenges. ACM CSCW 2020. Workshop Paper Community Informatics Data Management Information Management |
 Heuristics for Assessing Computational Archival Science (CAS) Research: The Case of the Human Face of Big Data Project
IEEE Big Data 2017, Workshop on Computational Archival Science, Dec. 11-14, Boston, U.S. Workshop Paper Community Informatics Software Development Web Application |
 This Is Not Just a Café: Toward Capturing the Dynamics of Urban Places
International AAAI Conference on Web and Social Media (ICWSM '16), The CityLab Workshop. May 17-20, Cologne, Germany. Workshop Paper Community Informatics Geospatial Machine Learning Social Media Qualitative Study Quantitative Study |
Thesis
 Local Information Landscapes: Theory, Measures, and Evidence
Doctoral Dissertation, University of Maryland Press. Thesis Big Data Community Informatics Data Management Geospatial Information Management Machine Learning Social Media Theory Quantitative Study |
 "I know where that is": Cultural Differences in Perception of New Places
MIM Thesis, UMD iSchool & Poster at the iConference 2014 Proceedings, Berlin, Germany Thesis Community Informatics Geospatial HCI Software Development Web Application Quantitative Study |
 MapReduce Framework for Swarm Robot Systems
Master of Science in Software Engineering Thesis, The Graduate School of Convergence Science and Technology, Seoul National University Thesis Big Data Image Processing Software Development Quantitative Study Signal Processing |
 Image Retrieval Systems based on Color Similarity and Edge Detection
Bachelor of Science in Electrical Engineering Thesis, Seoul National University Thesis Data Management Image Processing Machine Learning Software Development |
Short Paper
 Towards an Expectation-Oriented Model of Public Service Quality: A Preliminary Study of NYC 311
In International Conference on Social Informatics (SocInfo '22). Springer. Oct 19-22. Glasgow, U.K. Short Paper Big Data Community Informatics Information Management Quantitative Study |
 Multi-Generational Stories of Urban Renewal: Preliminary Interviews for Map-based Storytelling
In iConference 2021 Proceedings, LNCS. 319-326. Cham: Springer. Short Paper Community Informatics Data Management Qualitative Study |
 Digital Curation of a World War II Japanese-American Incarceration Camp Collection: Implications for Sociotechnical Archival Systems
Digital Heritage 2018, International Congress. pp. 1-4. IEEE. Oct 26-30. San Francisco, U.S. Short Paper Data Management |
 Towards Understanding Communication Behavior Changes during Floods Using Cell Phone Data
International Conference on Social Informatics (SocInfo '18). Cham: Springer. Sep. 25-28. St. Petersburg, Russia. Short Paper Geospatial Quantitative Study |
 Toward Identifying Values and Tensions in Designing a Historically-Sensitive Data Platform: A Case-Study on Urban Renewal
iConference 2018 Proceedings. Springer. March 25-28, Sheffield, U.K. Short Paper Community Informatics Data Management Geospatial HCI Web Application |