Difference between revisions of "Lesson11"

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<font size="5">'''Modelling Geographical Accessibility'''</font>
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<font size="5">'''Spatial Interaction Models'''</font>
  
 
=Content=
 
=Content=
* What is geospatial analytics?
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* What is Spatial Interaction?
* Motivation of promoting geospatial analytics
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* Introducing Huff model
* Case study
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** Basic concepts and method
* An overview of Geographic Information Systems (GIS)
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** Calibrating Huff model
* GIS versus Geospatial Analytics
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** Interpreting Huff model results
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* Introducing Multiplicative Competitive Interaction Model (MCI)  
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** Basic concepts and method
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** Calibrating MCI model
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** Interpreting MCI model results
  
  
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Read:
 
Read:
  
'''[https://mpra.ub.uni-muenchen.de/73952/1/MPRA_paper_73952.pdf Accessibility Models Based On the Gravity Analogy: In Theory and Practice]'''
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Huff, D., (1963) '''[https://www-jstor-org.libproxy.smu.edu.sg/stable/3144521?sid=primo&origin=crossref&seq=1#metadata_info_tab_contents A Probabilistics Analysis of Shopping Center Trade Areas]''', ''Land Economics'', Vol. 39, No. 1, pp. 81-90.
  
Luo, W. & Wang, F (2003) "[https://journals-sagepub-com.libproxy.smu.edu.sg/doi/pdf/10.1068/b29120 Measures of Spatial Accessibility to Health Care in a GIS Environment: Synthesis and a Case Study in the Chicago Region]",  
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Nakanishi, M. & Cooper, L.G. (1974) '''[https://search-proquest-com.libproxy.smu.edu.sg/docview/235223999?rfr_id=info%3Axri%2Fsid%3Aprimo Parameter Estimation for a Multiplicative Competitive Interaction Model-Least Squares Approach], Journal of Marketing Research, Vol.11(3), p.303-311.
''Environment and Planning B: Planning and Design'', volume 30, pages 865-884.
 
 
 
Kalogirou, S. (2017) "[https://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XLII-4-W2/91/2017/isprs-archives-XLII-4-W2-91-2017.pdf Spatial Inequality in Accessibility to Hospital in Greece]", The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Volume XLII-4/W2, 2017 FOSS4G-Europe 2017 – Academic Track, 18–22 July 2017, Marne La Vallée, France.  
 
 
    
 
    
  

Revision as of 09:29, 22 March 2019

Claraview.png IS415 GeoSpatial Analytics and Applications

About

Weekly Session

Take-home Exercises

Geospatial Analytics Project

Course Resources

 


Spatial Interaction Models

Content

  • What is Spatial Interaction?
  • Introducing Huff model
    • Basic concepts and method
    • Calibrating Huff model
    • Interpreting Huff model results
  • Introducing Multiplicative Competitive Interaction Model (MCI)
    • Basic concepts and method
    • Calibrating MCI model
    • Interpreting MCI model results


Must do

Read:

Huff, D., (1963) A Probabilistics Analysis of Shopping Center Trade Areas, Land Economics, Vol. 39, No. 1, pp. 81-90.

Nakanishi, M. & Cooper, L.G. (1974) Parameter Estimation for a Multiplicative Competitive Interaction Model-Least Squares Approach, Journal of Marketing Research, Vol.11(3), p.303-311.


In-Class Exercise

  • Hands-on Exercise 8. The handout and data sets are available at course eLearn.


R Packages

R function to compute accessibility values

R function to compute network distance matrix

  • sh2graph: Tools to Convert a Spatial Network into an Igraph Graph in R.
  • osrm: Interface Between R and the OpenStreetMap-Based Routing Service OSRM.
  • NetworkDistance: Distance Measures for Networks.

References

Methods

Evaluating Accessibility for Transport Planning

Accessibility Measures: Overview and Practical Applications

Fahui Wang (2012) "Measurement, Optimization, and Impact of Health CareAccessibility: A Methodological Review", Annals of the Association of American Geographers, 102:5,1104-1112, DOI: 10.1080/00045608.2012.657146


Applications

Chen, X. (2017) “Take the edge off: A hybrid geographic food access measureApplied Geography, Vol. 87, pp. 149-159

Mcgrail, Matthew R. ; Humphreys, John S. (2009) "Measuring spatial accessibility to primary care in rural areas: Improving the effectiveness of the two-step floating catchment area method" Applied Geography, Vol.29(4), pp.533-541.