Ashton Myles Shortridge
Current as of December 7, 1999
Personal Information
Born April 10, 1968.
Married, with an 18 month-old daughter and one on the way (due April 2000).
Education
Ph.D. – Geography, University of California, Santa Barbara, expected Fall 2000
Dissertation title: Topics on Uncertainty in Geographic Information Science
M.A. - Geography, University of California, Santa Barbara, 1997
Thesis title: Modeling the Relationship Between 7.5' & 1 Degree DEMs
B.A. - College of Arts and Sciences, Indiana University, Bloomington, 1991
Major: Economics; Minors: Geography, Political Science, German
Research Activities
Uncertainty in spatial data and spatial applications
Terrain modeling and analysis
Geometric probability and GIS
Research Projects
1994-present: Graduate Student Researcher, National Center for Geographic Information and Analysis.
Tasks included:
Specific initiatives and collaborations include:
Peer-Reviewed Publications and Book Chapters
A. M. Shortridge and M. F. Goodchild (1999) Geometric probability and GIS: some applications for the statistics of intersections, in review.
A. M. Shortridge (1999) Characterizing uncertainty in digital elevation models. Ch. 11 in Spatial Uncertainty for Ecology. C. Hunsaker, M. Goodchild, M. Friedl, and T. J. Case, Eds. Springer-Verlag: New York. in press.
A. M. Shortridge and K. C. Clarke (1999) On some limitations of square raster cell structures for digital elevation data modeling. Chapter in Spatial Accuracy Assessment: Land Information Uncertainty in Natural Resources, Sleeping Bear/Ann Arbor Press: Ann Arbor. in press.
M. F. Goodchild, A. M. Shortridge and P. Fohl (1999) Encapsulating simulation models with geospatial data sets. Chapter in Spatial Accuracy Assessment: Land Information Uncertainty in Natural Resources, Sleeping Bear/Ann Arbor Press: Ann Arbor. in press.
P. C. Kyriakidis, A. M. Shortridge, M. F. Goodchild (1999) Geostatistics for conflation and accuracy assessment of digital elevation models. Int. J. Geographical Information Science, 13(7): 677-707.
C. R. Ehlschlaeger, A. M. Shortridge and M. F. Goodchild (1997) Visualizing spatial data uncertainty using animation. Computers & GeoSciences, 23(4): 387-395.
C. R. Ehlschlaeger and A. M. Shortridge (1996) Modeling elevation uncertainty in geographical analysis. In Advances in GIS Research II: Proceedings, 7th SDH. M.J. Kraak, M. Molenaar, Eds. Taylor & Francis: London. 585-595.
Conference Papers & Presentations
A. M. Shortridge (1999) Characterizing uncertainty in elevation data: applications for environmental modeling. University of Southern California Geography colloquium series. Los Angeles.
A. M. Shortridge and M. F. Goodchild (1999) Communicating uncertainty for global datasets. International Symposium on Spatial Data Quality, Hong Kong. pp. 59-65.
A. M. Shortridge and M. F. Goodchild (1999) A turn-key approach to modeling spatial data uncertainty. 95th AAG Meeting, Honolulu.
A. M. Shortridge (1998) Characterizing spatial data uncertainty in GIS. Varenius/NCGIA Annual Meeting, Orono, Maine.
A. M. Shortridge (1998) Characterizing the relationship between 7.5’ and 1 degree digital elevation models. Presentation to the UC Santa Barbara Geography colloquium series.
W. Orr, H. Johnson and A. M. Shortridge (1998) Visualizing Climate Change Impacts at the Local Level: A California Case Study. California Regional Climate Change: California Regional Assessment, Santa Barbara, CA.
A. M. Shortridge (1997) A framework for modeling spatial data uncertainty. Presentation to the Santa Barbara NIMA Review Meeting.
B. P. Buttenfield, K. Kemp, N. Chrisman and A. M. Shortridge (1997) The virtual seminar: experiences from a web-based graduate course in geographic information science. 93rd AAG Meeting, Fort Worth.
Other Publications
A. M. Shortridge (1998) UNIT 43: Using derivative surface operators. In V. Gray, Editor, GIS Core Curriculum for Technical Programs. http://www.ncgia.ucsb.edu/education/curricula/cctp/
C. Kiedman and A. Shortridge (1998) GIS: Do you know where your errors are? EMIS Tech 2(1)
A. M. Shortridge (1995) Multiple roles for GIS in US global change research: annotated bibliography. NCGIA Technical Report 95-3. NCGIA, Santa Barbara, 22 pp.
W.B. Rossow, M.H. Freilich, V. Griffin, D. Halpern, S. Levitas, P. Sellers, D. Shea, A. Shortridge and S. Worley (1995). Persistent information production for research. In D. Butler and J. E. Estes, Editors, Proceedings of the EOSDIS Potential User Group Development Effort Conference, Leesburg, VA, NASA, 5.1-5.12.
Teaching Experience
Geography 274 – Spatial Statistics. Reader and Teaching Assistant, 1996, 1997, 1998, 1999.
Geography 176b – Technical Issues in GIS. Guest lecturer, 1999.
Conference Logistical, Technical, and Rapporteural Support
USGS (1997) The Land Use Modeling Workshop. Sioux Falls, SD.
NCGIA (1997) Varenius Project Committee Meeting. Santa Barbara, CA.
NCEAS (1997) Uncertainty in Spatial Data for Ecological Applications. Santa Barbara, CA.
United Nations (1996) Interregional Seminar of Global Mapping for the Implementation of Multinational Environmental Agreements. Santa Barbara, CA.
NCGIA (1996) I-15 Second Specialist Meeting. Santa Fe, NM.
NCGIA (1996) Third International Conference/Workshop on Integrating GIS and Environmental Modeling. Santa Fe, NM.
NASA (1995) EOSDIS Potential User Group Development Effort Conference. Leesburg, VA.
NCGIA (1995) Multiple Roles for GIS in U.S. Global Change Research. Santa Barbara, CA.
Work Experience
Sept. 1994-Present: NCGIA, Santa Barbara, California
Graduate Student Researcher - Spatial Data and GIS Research, Conference
Planning and Support
July 1993 - Aug. 1994: Indiana Vocational Technical College, Bloomington, Indiana
Computer Skills Instructor, Course Material Developer
Jan. 1992 - June 1992: Geospace GmbH, Bonn, Germany
Computer Mapping, GIS Applications Programming, Training
May 1991 - Dec. 1991: City of Indianapolis
Geographic Information Systems Technician - Public Works Engineering