Publications

US Patent

• US Patent US2015024847A1 Knowledge reference system and methods 2022.

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Invited Talks

• Ahearn, Sean. "Multi-scale 1-D Encoding of Spatial Temporal Data as Input to a Language Model for Generative Movement" at Beijing Normal University on June 2024.
• Ahearn, Sean. "Toward a NYC Digital Twin." Arizona State University SPARC Workshop on Digital Twins on February 27-28, 2023.
• Ahearn, Sean. "An embedded recursive SIR model for county level analysis of COVID-19." Virtual Workshop on Geospatial Needs for a Pandemic-Resilient World hosted by the National Academies of Science on June 17, 2020.
• Ahearn, Sean. "Getting the Spatial Data Science Agenda." in the Spatial Data Science Symposium at the Center for Spatial Studies at the University of California at Santa Barbara on December 9-11, 2019.
• Ahearn, Sean. "Tiger Sustainability: Movement, Interaction and Human Impact in Thailand and Myanmar." at The Explorers Club in NYC on June 11, 2018.
• Ahearn, Sean. "History of GIS in NYC." The Future of GIS in NYC forum hosted by GISMO and CARSI. Held at the Roosevelt House Public Policy Institute at Hunter College on April 23, 2018.
• Ahearn, Sean. Movement: New Sensors, New Data, New Challenges Workshop in Leiden, The Netherlands on August 21-25, 2017.
• Ahearn, Sean. "From Observations to Prediction of Movement." Schloss Dagstuhl Seminar in Saarbrücken, German on July 9-14, 2017.
• Ahearn, Sean. Solar (+Storage) on NY’s 21st Century Grid John Jay College, City University of New York, Manhattan. Sunstainable CUNY's 11th Annual NY Solar + Storage Summit on June 21, 2017.
• Ahearn, Sean. "Patrolling Behavior of Tigers and Geographic Context." NSF Mobility workshop held at Ohio State University on May 11-12, 2017.
• Ahearn, Sean. "A Scale of One." Workshop on the Future of GeoSpatial Technologies hosted by the National Academies of Science on April 30, 2015.  

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Publications

• Liu1, Yifei, Dodge S. , Simcharoen , A, Ahearn, S.C. and Smith, J.L.D., "Analyzing tiger interaction and home range shifts using a time-geographic approach." Movement Ecology (2024) 12:13
• Smith, Samantha, Danielle Brown, Jelisa Oliveras, Paul Sieswerda, Sean Ahearn, and Diana Reiss. 2022. "A Preliminary Study on Humpback Wales Lunge Feeding in the New York Bight." Frontiers in Marine Science, 9.
• Dodge, Somayeh, Rongxiang Su, Jasper Johnson, Achara Simcharoen, Konstadinos Goulias, James Smith, and Sean Ahearn. 2021. "ORTEGA: An object-oriented time-geographic analytical approach to trace space-time contact patterns in movement data." Computer, Environment and Urban System, 88, July, 101630.
• Ahearn, Sean and Somayeh Dodge. 2018. "Recursive multi-frequency segmentation of movement trajectories (ReMuS)." Methods in Ecology and Evolution, 9 (4): April.
• Ahearn, Sean, Somayeh Dodge, Achara Simcharoen, Glenn Xavier, and James Smith. 2016. "A context-sensitive correlated random walk: a new simulation model for movement." International Journal of Geographical Information Science.
• Ahearn, Sean and Andre Skupin. 2016. "From BoK to Base Map: Managing Domain Knowledge Through Collaboration and Computation." In Onsrud, H. and Kuhn, W., (Eds.), Advancing Geographic Information Science: The Past and Next Twenty Years.
• Ahearn, Sean and Somayeh Dodge. 2016. "Multi-frequency segmentation of movement trajectories." Paper presented at GIScience 2016. September. Montreal, Canada.
• Dodge, Somayeh, Robert Weibel, Sean Ahearn, M. Buchin, and Jennifer Miller. 2016. "Analysis of movement data." International Journal of Geographical Information Science, doi:10.1080/13658816.2015.1132424.
• Green, Gordon and Sean Ahearn. 2015. "Modelling forest canopy trends with on-demand spatial simulation." International Journal for Geographic Information Science, 1-13.
• Ahearn, S.C. and H.J Ahn. 2013. "Quality Assurance and Potential Applications of a High Density LiDAR Data Set for the City of New York, in submission."
• Ahearn, Sean, Ilknur Icke, Brandon Plewe, Michael DeMere, and Andre Skupin. 2013. "Re-engineering the GIS&T Body of Knowledge". International Journal for Geographic Information Science, 140, 79 (2): 81-97.
• DeMere, Michael, A. Klimaszewski-Patterson, R. Richman, S. Ahearn, B. Plewe, and A. Skupin. 2013. "Toward an Immersive 3D Virtual BoK Exploratorium: A Proof of Concept." Transactions on GIS, 17.
• Green, Gordon, C Sean, Ahearn, and Wenge Ni-Meister. 2013. "A Multi-Scale Approach to Mapping Canopy Height." American Society for Photogrammetry and Remote Sensing, 79 (2): 185-194. Bethesda, Maryland: http://www.asprs.org.
• Carney, Ryan, Sean Ahearn, Alan McConchie, C. Glaser, C. Jean, C. Barker, B. Park, K. Padgett, and v. Kramer. 2011. "Early warning system for West Nile virus risk areas, California, USA." Journal of Emerging Infectious Disease, 17 (8).
• Theophilides, C.N, S.C. Ahearn, ES Binkowski, W.S. Paul, and K Gibbs. 2006. "First evidence of West Nile virus amplification cycle and relationship to human infections." International Journal for Geographic Information Science, 20 (1): 103-105.
• Ahearn, S.C. and J.L. Smith. 2005. "Modeling the Interaction between Humans and Animals in Multiple-use Forests: A Case Study of Panthera tigris." In GIS, Spatial Analysis, and Modeling. Ed. D. J. Maguire, M. Batty and M. Goodchild. ESRI.
• Ding, J, S Ahearn, and E Cooper. 2004. "An Incremental Geographic Update System (IGUS) of a Large Geographic Database: New York City." AGILE, Heracleon, Greece.
• Theophilides, CN, SC Ahearn, S Grady, and M Merlino. 2003. "Identifying West Nile Risk Areas: The Dynamic Continuous-Area Space-Time System." American Journal of Epidemiology, 159 (9): 843-854.
• Ahearn, S., J.L.D Smith, A. Joshi, and J. Ding. 2001. "TIGMOD: an individual-based spatially explicit model for simulating tiger/human interaction in multiple use forest." Ecological Modeling, 140: 81-97.