Lesson 5

From Geospatial Analytics for Urban Planning
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UrbanGIS.jpg SMT201 Geographic Information Systems for Urban Planning

About

Weekly Session

Take Home Exercises

GIS Project

Course Resources

 



Beyond Mapping: Vector-based GIS Analysis

Lesson slides

Vector-Based GIS Analysis

Geoprocessing Techniques

  • CLIP
  • DISSOLVE
  • APPEND
  • SPLIT
  • APPEND
  • ERASE

Proximity Analysis

  • Buffering
  • Thiessen Polygon

Map Overlaying

Spatial SQL

  • Spatial relationship

Trade Area Analysis

  • Defining trade areas
  • Examples of trade areas
  • Factors that influence trade area
  • GIS-based trade area analysis process
  • GIS-based trade area delineation techniques


Hands-on Session

The Power of Proximity - Trade Area Analysis (Handout)

  • Preparing the base layers
  • Delineating ring trade areas
  • Delineating merged ring trade areas
  • Delineating theissen polygons
  • Preparing composite trade areas
  • Visualising and analysing trade areas


References

Trade Area Analysis

  • Retail Trade Area Analysis: Concepts and New Approaches[1]
  • Trade Area Analysis [2]
  • Trade Area Definition and Calculation [3]
  • Shopping Mall Trade Area Analysis[4]
  • Trade Area Analysis for a Hispanic Bridal Magazine [5]

Vector-based GIS Analysis

  • Buffer Operations in GIS [6]
  • Voronoi diagram [7].
  • Overlay Analysis[8]
  • Error propagation modeling in GIS polygon overlay [9]
  • How Static Rings (Business Analyst) works [10]
  • How Thiessen Polygons (Business Analyst) works [11]
  • How Data Driven Rings (Business Analyst) works [12]