Talks and presentations

1. Determinants of the localized behavior of individual online food delivery choices. 2025 Transportation Research Board Annual Meeting. Washington, D.C. January, 2025. (Full paper submission; accepted for presentation)

2. Spatiotemporal Dynamics of Racial-ethnic Diversity and Segregation: Insights from Mobile Phone Data. ESRI Higher Education Webinar: Discover the Power of Spatial Data Science for Advancing Knowledge (online). December 7, 2023. (Panelist)

3. Spatiotemporal Dynamics of Racial-ethnic Diversity and Segregation: Insights from Mobile Phone Data. Spatial Hour at Center for Spatial Studies and Data Science. UCSB, California. November 29, 2023. (Oral presentation)

4. ORTEGA: An open-source Python package for context-aware interaction analysis based on movement data. 2023 GISS Specialty Group Student Paper Competition, American Association of Geographers Annual Meeting. Denver, CO. March 24, 2023. (Full paper submission; Oral presentation; Honorable Mention Award)

5. Toward a taxonomy and computational methods for human interaction analysis using movement data. 2022 ESRI User Conference. San Diego, California, July 12, 2022. (Oral presentation)

6. Heterogeneity in the relationship of vehicle miles traveled with the built environment: A quantile regression approach. 2022 UCGIS Symposium. Syracuse, NY. June 7-9, 2022. (Extended abstract submission; Lightning talk, acceptance rate: 9/40)

7. Understanding the impact of temporal scale on human movement analytics. 2022 American Association of Geographers Annual Meeting (online). February 26, 2022. (Oral presentation)

8. A time-geographic approach to quantify the duration of interaction in movement data. 1st ACM SIGSPATIAL International Workshop on Animal Movement Ecology and Human Mobility. Beijing, China (online). November 2, 2021. (Full paper submission; Oral presentation; Best Paper Award)

9. Unveiling the taxonomy of daily travel and time use patterns using human mobility motifs and sequence analysis. 2021 American Association of Geographers Annual Meeting (online). April 8, 2021. (Oral presentation)

10. An exploration of human mobility motifs in the California component of the 2017 National Household Travel survey. hEART 2020: 9th Symposium of the European Association for Research in Transportation (online). February 3-4, 2021. (Extended abstract submission; Recorded oral presentation)

11. Unveiling daily activity pattern differences between telecommuters and commuters using human mobility motifs and sequence analysis. 2021 Transportation Research Board Annual Meeting (online). January 27, 2021. (Poster presentation)

12. Pattern recognition of daily activity patterns using human mobility motifs and sequence analysis. 2021 Transportation Research Board Annual Meeting (online). January 26, 2021. (Poster presentation)

13. Unveiling daily activity pattern differences between telecommuters and commuters using human mobility motifs and sequence analysis. Activity and Time-Use Patterns Subcommittee Meeting of 2021 Transportation Research Board Annual Meeting (online). January 5, 2021. (Invited talk)

14. Accurate road anomaly detection by trajectory mining. 1st ACM SIGSPATIAL International Workshop on Ride-hailing Algorithms, Applications, and Systems. Chicago, IL. November 5, 2019. (Full paper submission; Poster presentation)

15. Uncovering the changes of urban taxi travel demand in the context of a subsidy war among e-hailing apps. China Geographic Information Science Theory and Methodology Annual Conference. Taiyuan, China. November 2-4, 2018. (Full paper submission; Oral presentation; Best Paper Award)

16. Uncovering the changes of the pick-up and drop-off locations of taxicabs in the context of a subsidy war among e-hailing apps. The 9th International Forum of Spatially Integrated Humanities and Social Sciences. Shanghai, China. June 23-25, 2018. (Oral presentation)