Research

Journal articles (2013 – present)

• 2024. Kar, A., Xiao, N., Miller, H.J. and Le, H.T.K. “Inclusive accessibility: Analyzing socio-economic disparities in perceived accessibility,” Computers, Environment and Urban Systems, in press.
• 2024. Liu, L. and Miller, H.J. “Accessibility derivative: Measuring the accessibility contribution of public transit routes,” Environment and Planning B: Urban Analytics and City Science, in press.
• 2024. Liu, L., Lee, J. and Miller, H.J. “Evaluating accessibility benefits and ridership of bike-transit integration through a social equity lens,” Computers, Environment and Urban Systems, 112, 102150.
• 2024. Stiles, J. and Miller, H.J.“The built environment and the determination of fault in urban pedestrian crashes: Towards systems-oriented crash investigation,” Journal of Transport and Land Use, 17, 97-113.
  
• 2024. Willberg, E., Tenkanen, H., Miller, H.J., Pereira, R. H. M. and Toivonen, T. “Measuring just accessibility within planetary boundaries,” Transport Reviews,  44, 140-166
• 2024.  Liu, L., Porr, A., and Miller, H.J. “Measuring the impacts of disruptions on public transit accessibility and reliability,” Journal of Transport Geography, 114, 103769.
• 2023. Pratt, K.J., Miller, H.J., Hanks, A.S., Focht, B., Noria, S., Needleman, B. and Brethauer, S. “Transportation factors and postoperative attendance and weight loss through 24 months,” Obesity Surgery, doi.org/10.1080/24694452.2023.2236184
• 2023. Kar, A., Le, H.T.K. and Miller, H.J. “Inclusive accessibility: Integrating heterogeneous user mobility perceptions into space-time prisms,” Annals of the American Association of Geographers, 113, 2456-2479.
• 2023. Li, Y., Miller, H.J., Hyder, A. and Jia, P. “Understanding the spatiotemporal evolution of opioid overdose events using a regionalized sequence alignment analysis,” Social Science and Medicine, 116188.
• 2023. Liu, L., Porr, A. and Miller, H.J. “Realizable accessibility: Evaluating the reliability of public transit accessibility using high-resolution real-time data,” Journal of Geographical Systems, 25, 429-451.
• 2023. Lin, Y., Porr, A., Li, J., Logan, G., Xiao, N. and Miller, H.J. “Creating high resolution, three-dimensional digital models of historic urban neighborhoods from Sanborn Fire Insurance maps using machine learning,” PLoS ONE, 18(6): e0286340.
• 2023. Negm, H., Miller, H.J. and El-Geneidy, A. “Exploring the X-minute city by travel purpose in Montréal, Canada,” Findings, June.
• 2023. Liu, L., Kar, A., Tokey, A. Le, H.T.K. and Miller, H.J. “Disparities in public transit accessibility and usage by people with mobility disabilities: An evaluation using high-resolution transit data,” Journal of Transport Geography, 109, 103589.
• 2023. Pratt, K.J., Hanks, A.S., Miller, H.J., Outrich, M., Swager, L.C., Noria, S., Brethauer, S., Needleman, B. and Focht, B.C. “Proximity to high/moderate vs low diversity selection food stores and patient weight loss through 24 months,” Obesity Surgery, 33, 1184–1191.
• 2022. Pratt, K.J., Hanks, A.S., Miller, H.J., Outrich, M., Breslin, L., Blalock, J., Noria, S., Brethauer, S., Needleman, B. and Focht, B “The BARI-hoods Project: Neighborhood social determinants of health and postoperative weight loss using integrated EHR, Census, and county data,” Surgery for Obesity and Related Diseases, 19, 318-327.
• 2022. Lee, J. and Miller, H.J. “Simple pre-post analysis overestimates the impacts of new public transit services on ridership: Evidence from a quasi-experimental study of new bus rapid transit in Columbus, Ohio, USA,” Journal of Public Transportation, 24, 100035.
• 2022. Liu, L. and Miller, H.J. “Measuring the impacts of dockless micro-mobility services on public transit accessibility,” Computers, Environment and Urban Systems, 98, 101885.
• 2022. Kar, A., Carrel, A., Miller, H.J. and Le, H.T.K. “Public transit cuts during COVID-19 compound social vulnerability in 22 U.S. cities,” Transportation Research D: Transport and the Environment (online first).
• 2022. Stiles, J., Li, Y. and Miller, H.J. “How does street space influence crash frequency? An analysis using segmented street view imagery,” Environment and Planning B: Urban Analytics and City Science, 49, 2467-2483.
• 2022. Kar, A., Le, H.T.K. and Miller, H.J. “What is essential travel? Socio-economic differences in travel demand during the COVID-19 lockdown,” Annals of the American Association of Geographers, 112, 1023-1046.
• 2022. Li, Y., Miller, H.J., Root, E.D., Hyder, A. and Liu, D. “Understanding the role of urban social and physical environment in opioid overdose events using found geospatial data,” Health and Place, 75, 102792.
• 2022. Acton, B., Le, H.T.K. and Miller, H.J. “The impacts of bus rapid transit (BRT) on residential property values: A comparative analysis of 11 US BRT systems,” Journal of Transport Geography, 100, 103324.
• 2021. Stiles, J., Kar, A., Lee, J. and Miller, H.J. “Lower volumes, higher speeds: Changes to crash type, timing, and severity on urban roads from COVID-19 stay-at-home policies,” Transportation Research Record (online first)
• 2021.  Liu, L. and Miller, H.J. “Measuring risk of missing transfers in public transit systems using high-resolution schedule and real-time bus location data,” Urban Studies, 58, 3140-3156.
• 2021.  Kar, A., Motoyama, Y., Carrel, A., Miller, H.J. and Le, H.T.K. “COVID-19 exacerbates unequal food access,” Applied Geography, 134, 102517.
• 2021. Lee, J., Irwin, N., Irwin, E. and Miller, H.J. “The role of distance-dependent vs. localized amenities in polarizing urban spatial structure: A spatio-temporal analysis of residential location value in Columbus, Ohio, 2000-2015,” Geographical Analysis, 53, 283-306.
• 2021. Miller, H.J., Clifton, K., Akar, G., Tufte, K. Gopalakrishnan, S., MacArthur, J., Irwin, E., Ramnath, R., Stiles, J. “Urban sustainability observatories: Leveraging urban experimentation for sustainability science and policy,” Harvard Data Science Review, 3.2, https://doi.org/10.1162/99608f92.2025202b.
• 2021. Hyder A, Lee J, Dundon A, Southerland LT, All D, Hammond G, and Miller, H.J. “Opioid Treatment Deserts: Concept development and application in a US Midwestern urban county,” PLoS ONE 16(5): e0250324.
• 2020. Liu, L., Miller, H.J. and Scheff, J. “The impacts of COVID-19 pandemic on public transit demand in the United States,” PLoS ONE 15(11): e0242476.
  
• 2020.  Li, Y., Hyder, A., Southerland, L.T., Hammond, G., Porr, A. and Miller, H.J. “311 service requests as indicators of neighborhood distress and opioid use disorder,” Nature Scientific Reports, 10, 19579.
• 2020.  Franklin, R.S., Houlden^, V. Robinson, C., Arribas-Bel, D., Delmelle, E.C., Demšar, U., Miller H.J. and O’Sullivan, D.  “Who counts? Gender, gatekeeping, and quantitative human geography,” The Professional Geographer.
  
• 2020. Liu, L. and Miller, H.J. “Does real-time transit information reduce waiting time? An empirical analysis,” Transportation Research A, 141, 167-179
• 2020.  Miller, H.J. “Movement analytics for sustainable mobility.” Journal of Spatial Information Science, 20, 115-123.
• 2020.  Lee, J. and Miller, H.J. “Robust accessibility: Measuring accessibility based on travelers’ heterogeneous strategies for managing travel time uncertainty,” Journal of Transport Geography, 86, 102747.
• 2020.  Lee, J., Porr, A. and Miller, H.J. “Evidence of increased vehicle speeding in Ohio’s major cities during the COVID-19 pandemic,” Transportation Findings, June.
• 2020.  McHaney-Lindstrom, M., Hebert, C., Miller, H.J., Moffatt-Bruce, S. and Root, E. “Network analysis of intra-hospital transfers and hospital-onset Clostridium Difficile infection,” Health Information and Libraries Journal, 37, 26-34.
• 2020.  Jaegal, Y. and Miller, H.J. “Measuring the structural similarity of network time prisms using temporal signatures with graph indices,” Transactions in GIS, 24, 3-26.
• 2020.  Miller, H.J., “GIScience, fast and slow: Why faster geographic information is not always smarter,” Progress in Human Geography, 44, 129-138.
• 2020. Park, Y., Mount, J., Liu, L., Xiao, N. and Miller, H.J. “Assessing public transit performance using real-time data: Spatio-temporal patterns of bus operation delays in Columbus, Ohio, USA,” International Journal of Geographical Information Science, 34, 367-392.
• 2019. Miller, H.J., Jaegal, Y. and Raubal, M., “Measuring the geometric and semantic similarity of space-time prisms using temporal signatures,” Annals of the American Association of Geographers, 109, 730-753
• 2019. Miller, H.J., Dodge, S., Miller, J.A. and Bohrer, G. “Towards an integrated science of movement: Converging research on animal movement ecology and human mobility,” International Journal of Geographical Information Science, 33, 855-876.
• 2019. Lee, J. and Miller, H.J. “Analyzing collective accessibility using average space-time prisms,” Transportation Research Part D: Transport and Environment, 69, 250-264.
• 2019.  Mahmoudi, M., Song, Y., Miller, H.J. and Zhou, X. “Accessibility with time and resource constraints: Computing hyper-prisms for sustainable transportation planning,” Computers, Environment and Urban Systems, 73, 171-183.
• 2019. Proffitt, D., Bartholomew, K., Ewing, R. and Miller, H.J., “Accessibility planning in American metropolitan areas: Are we there yet?” Urban Studies, 56, 167-192
• 2018.  Werner, C.M., Brown, B.B., Stump, T., Tribby, C.P., Jensen, W., Miller, H.J., Strebel, A. and Messina, A. (2018) “Street use and design: Daily rhythms on four streets that differ in rated walkability,” Journal of Urban Design, 23, 603-619.
• 2018.  Lee, J. and Miller, H.J., “Measuring the impacts of new public transit services on space-time accessibility: An analysis of transit system redesign and new bus rapid transit in Columbus, Ohio, USA,” Applied Geography, 93, 47-63
• 2018. Miller, H.J. “Mesogeography: Social physics, GIScience and the quest for geographic knowledge,” Progress in Human Geography, 42, 600-609.
• 2017. Song, Y., Miller, H.J., Stempihar, J. and Zhou, X., “Green accessibility: Estimating the environmental costs of network-time prisms for sustainable transportation planning,” Journal of Transport Geography, 64, 109-119.
• 2017.  Kuijpers, B., Miller, H.J. and Othman, W., “Kinetic prisms: incorporating acceleration limits into space-time prisms,” International Journal of Geographic Information Science, 31, 2164-2194.
• 2017.  Miller H.J. “Geographic information observatories and opportunistic GIScience,” Progress in Human Geography, 41, 489-500.
• 2017.  Tribby C.P., Miller H.J., Brown B.B., Smith K.R. and Werner C.M. “Geographic regions for assessing built environmental correlates with walking trips: A comparison using different metrics and model designs,” Health and Place, 45, 1-9.
• 2017. Tribby C.P., Miller H.J., Brown B.B., Werner C.M. and Smith K.R. “Analyzing walking route choice through built environments using random forests and discrete choice techniques,” Environment and Planning B: Planning and Design, 44, 145-1167.
• 2016.   Brown B.B., Smith K.R., Tharp D.S., Werner, C.M., Tribby, C.P., Miller, H.J. and Jensen, W. “A complete street intervention for walking to transit, non-transit walking, and bicycling: A quasi-experimental demonstration of increased use,” Journal of Physical Activity & Health, 13, 1210-1219.
• 2016. Miller H.J. and Tolle K., “Big data for healthy cities: Using location-aware technologies, open data and 3D urban models to design healthier built environments,” Built Environment, 42, 441-456
• 2016. Brown B.B., Werner C.M., Smith K.R., Tribby C.P., Miller H.J., Jensen W. and Tharp D.S. “Environmental, behavioral, and psychological predictors of transit ridership: Evidence from a community intervention. Journal of Environmental Psychology, 46,188-196.
• 2016. Brown, B.B., Tharp, D., Tribby, C.P., Smith, K.R., Miller, H.J., Werner, C.M. ‘Changes in bicycling over time associated with a new bike lane: Relations with kilocalories energy expenditure and body mass index,” Journal of Transport and Health, 3, 357-365.
• 2016.  Tang J., Song Y., Miller H.J. and Zhou X. “Estimating the most likely space-time paths, dwell times and path uncertainties from vehicle trajectory data: A time geographic method,” Transportation Research C, 66, 176-194.
• 2016. Song Y., Miller H.J., Zhou X. and Proffitt D.“Modeling visit probabilities within network time prisms using Markov techniques,” Geographical Analysis, 48, 18-42.
• 2016. Werner C.M., Brown B.B., Tribby C.P., Tharp D.S., Flick K., Miller H.J., Smith K.R. and Jensen W. (2016) “Evaluating the attractiveness of a new light rail extension: Testing simple change and displacement change hypotheses,” Transport Policy, 45, 5–23.
• 2016.  Tribby C.P., Miller H.J., Brown B.B., Werner C.M. and Smith K.R.  “Assessing built environment walkability using activity space summary measures,” Journal of Transport and Land Use, 9, 1-21.
• 2015. Miller H.J.  “Space-time data science for a speedy world,” I/S: A Journal of Law and Policy for the Information Society, 10, 705-720.
• 2015.  Farber S., O’Kelly M.E., Miller H.J. and Neutens T. “Measuring segregation using patterns of daily travel behavior: a social interaction based model of exposure,” Journal of Transport Geography, 49, 26-38.
• 2015.   Tong L., Zhou X. and Miller H.J. “Transportation network design for maximizing space-time accessibility,” Transportation Research B, 81, 555-576.
• 2015. Miller H.J., Tribby C.P., Brown B.B., Smith K.R., Werner C.M., Wolf J., Wilson L. and Oliveira M.G.S. “Public transit generates new physical activity: Evidence from individual GPS and accelerometer data before and after light rail construction in a neighborhood of Salt Lake City, Utah, USA,” Health and Place, 26, 8 – 17.  
• 2015.  Miller H.J. and Shaw, S.-L. “Geographic information systems for transportation in the 21st century,” Geography Compass, 9, 180-189.
• 2015.  Brown B.B., Werner C.M., Tribby C.P., Miller H.J. and Smith K.R. “Transit use, physical activity, and body mass index changes: Objective measures associated with Complete Street light rail construction,” American Journal of Public Health, 105, 1468-1474
• 2015. Miller H.J. and Goodchild, M.F. “Data-driven geography,” GeoJournal, 80, 449-461.
• 2014.  Hu Y., Miller H.J. and Xiang Li, “Detecting and analyzing mobility hotspots using surface networks,” Transactions in GIS, 18, 911-935.
• 2014.  Brown B.B., Werner C.M., Smith K.R., Tribby C.P. and Miller H.J. “Physical activity mediates the relationship between perceived crime safety and obesity,” Preventive Medicine, 66, 140–144.
• 2014.  Brown B.B., Wilson L., Tribby C.P., Werner C.M., Wolf J., Miller H.J., Smith K.R. “Adding maps (GPS) to accelerometry data to improve study participants’ recall of physical activity: A methodological advance in physical activity research,” British Journal of Sports Medicine, 48, 1054-1058.
• 2014.  Ahas R., Miller H.J. and Witlox F. “Mobility, communication and urban space,” Journal of Urban Technology, (guest editors’ introduction to Mobile Tartu 2012 special issue), 21, 1-7
• 2014. Song Y. and Miller H.J. “Simulating visit probability distributions within planar space-time prisms,” International Journal of Geographical Information Science, 28, 104-125.
• 2014. Jeong M.-H., Duckham M., Allison Kealy, Miller H.J. and Peisker A. “Decentralized and coordinate-free computation of critical points and surface networks in a discretized scalar field,” International Journal of Geographical Information Science, 28, 1-21.
• 2013. Miller H.J. “Beyond sharing: Cultivating cooperative transportation systems through geographic information science,” Journal of Transport Geography, 31, 296-308.
• 2013. Tribby C.P., Miller H.J., Song Y. and Smith K.R. “Do air quality alerts reduce traffic? An analysis of traffic data from the Salt Lake City metropolitan area, Utah, USA,” Transport Policy, 30, 173-185.

Peer-refereed conference proceedings (2013 – present)

• 2016. Miller H.J., Raubal M. and Jaegal Y. “Measuring space-time prism similarity through temporal profile curves,” Geospatial Data in a Changing World: Selected Papers of the 19th AGILE Conference on Geographic Information Science, Springer: Lecture Notes on Geoinformation and Cartography, 51-66.

Book chapters (2013 – present)

• 2021. Xiao, N. and Miller, H.J. “Cultivating big urban data,” in W. Shi, M. Goodchild, M. Batty and M.-P. Kwan (eds.) Urban Informatics, Springer, 547-565.
• 2020.  Miller, H.J.  “Ohio State as a 21st century urban university,” in S. Gavazzi and D. Staley (eds.) Fulfilling the 21^st Century Land-Grant Mission: Essays in Honor of The Ohio State University’s Sesquicentennial Celebration, Ohio State University Press.
• 2019.  Miller, H.J. “Cities need mass transit,” in M. Graham, R. Kitchin, S. Mattern and J. Shaw (eds.) How to Run a City Like Amazon, and Other Fables, Meatspace Press, 1128-1143
• 2019. Miller, H.J., Song, Y. and Tribby, C.P. “Green, healthy time geography: Using time geographic concepts for sustainable mobility research,” in K. Ellegård (ed.) Time Geography in Global Context: An Anthology, Taylor and Francis, 75-95.
• 2018. Miller, H. J., “Time geography,” in D. R. Montello (ed.), Handbook of Behavioral and Cognitive Geography, Cheltenham, UK: Edward Elgar, 74-94.
• 2017.  Miller H.J. “Theories and models in urban transportation planning,” in S. Hanson and G. Giuliano (eds.) The Geography of Urban Transportation, 4th edition, Guilford, 113-138.
• 2017.  Miller H.J., “Time geography and space-time prism,” in D. Richardson, N. Castree, M. F. Goodchild, A. Kobayashi, W. Liu and R. A. Marston (eds.) International Encyclopedia of Geography, Wiley, DOI: 10.1002/9781118786352.wbieg0431.
• 2017. Miller H.J., “Spatial data analytics,” in Rob Kitchin, Tracey P. Lauriault, Matthew W. Wilson (eds.) Understanding Spatial Media, Sage, 149-157.
• 2015. Miller H.J. “Location: Absolute and relative,” in J. D. Wright (ed.) The International Encyclopedia of Social and Behavioral Sciences, 2nd edition, Vol. 14 Elsevier, 284-286.
• 2015. Miller H.J. “Spatio-temporal knowledge discovery,” in C. Brunsdon and A. Singleton (eds.) Geocomputation: A Practical Primer, Sage, 97-109.
• 2015. Song Y. and Miller H.J. “Beyond the boundary: New insights from inside the space-time prism,” in M-P. Kwan, D. Wang, C. Zhou and D. Richardson (eds.) Space-time Integration in Geography and GIScience: Research Frontiers in the US and China, Springer, 189-209.
• 2014. Miller H.J., “Activity-based analysis,” in M. Fischer and P. Nijkamp (eds.) Handbook of Regional Science, Springer, 705-724.
• 2014. Kobayashi T. and Miller H.J. “Exploratory visualization of collective mobile objects data using temporal granularity and spatial similarity,” in G. Cervone, J. Lin and N. Waters (eds.) Data Mining for Geoinformatics: Methods and Applications, Springer, 127-154.

Recent funded projects

• 2023 – 2024. Miller, H.J. (PI), Xiao, N. and Qin, R. “3D digital reconstruction of lost urban streetscapes: Historic Mt. Vernon Ave in Columbus,” Battelle Engineering, Technology and Human Affairs Endowment, The Ohio State University.
• 2022 – 2023. Ahmed, Q. (PI), Miller, H.J. and Hanif, A. “Battery load management in fleet electric school buses,” Sustainability Research Seed Grant, Sustainability Institute, The Ohio State University
• 2022 – 2023. Yang, J. (PI), Miller, H.J. and Wang, Y. “Built environmental features and driving behaviors among teen drivers,” Interdisciplinary Research Pilot Award, Translation Data Analytics Institute, The Ohio State University,
• 2019 – 2020.  Hyder, A. (PI), Kauffman E.B. and Miller, H.J. “Franklin Co overdose data to action project: Strategy 3: Innovative surveillance – Linking overdose data with risk / protective factor data,” Franklin County (Ohio) Public Health.
• 2019 – 2024. Flaherty J., Gregory M., Hebert, C., Miller H.J. Odei J., Rayo M. and Root E. (PI) “GeoHAI: A novel geographic tool for hospital acquired infection visualization and assessment,” Agency for Healthcare Research and Quality, National Institutes of Health.
• 2019 – 2021.  Akar, G., Irwin, E. (co-PI), Chen, Z., Hertziger, A., McNair, A.W., Miller, H.J. (co-PI) and Reece, J. “Smart Columbus impacts assessment,” Ohio State Smart Campus Program.
• 2019 – 2020.  Miller, H.J. (PI) and Akar, G. “Regional sustainability dashboard for the Mid-Ohio Regional Planning Commission,” Office of Energy and Environment, The Ohio State University.
• 2019 – 2020. Akar, G., Clifton, K., Gopalakrishnan, S., Miller, H.J. (PI), Tufte, K. “Exploring a research network of urban sustainability observatories via data-enabled university-community partnerships,” (BCS-1929927), National Science Foundation
• 2018 – 2019. Miller, H.J., Hyder, A. and Southerland, L. “Franklin County Opioid Crisis Activity Levels (FOCAL) map,” Opioid Innovation Fund, Office of Academic Affairs, The Ohio State University.
• 2016 – 2018. Bohrer G., Miller H.J. (PI) and Miller J.A., “Advancing movement and mobility science by bridging research on human mobility and animal movement ecology,” (BCS 1560727) National Science Foundation.
• 2015 – 2017.  Miller H.J. (PI) and O’Kelly M.E, “Estimating external travel using purchased third party data,” Ohio Department of Transportation.
• 2013 – 2015. Cashden E.A. (PI), Creem-Regehr S., Miller H.J. and Stefanucci J. “Age changes and sex differences in spatial cognition: Testing the role of mobility in three non-industrial societies and the US,” Interdisciplinary Behavioral and Social Science Research, National Science Foundation.
• 2013 – 2015. Farber S. (PI), Miller H.J. and O’Kelly M.E. “Collaborative Research: Interaction potential and the social and economic vibrancy of metropolitan regions,” Geography and Spatial Sciences program, National Science Foundation.
• 2012 – 2015. Bartholomew K., Miller H.J. (PI) and Zhou X. “Green accessibility: Measuring the environmental costs of space-time prisms in sustainable transportation planning” (BCS-1224102), Geography and Spatial Sciences and Environmental Sustainability programs, National Science Foundation.
• 2011 – 2016. Brown B.B. (PI), Miller H.J., Smith K.R. and Werner C.M. “Complete the streets 3 ways: Effects on Activity and BMI” (1R01CA157509-01), Obesity Policy Research: Evaluation and Measures, National Institutes of Health.