4.1 Topics Covered

• Situate the role of geovisualization within a larger exploratory context
• Appreciate the importance of linking and brushing in exploratory spatial data analysis
• Create commonly used thematic maps
• Change legend colors
• Manipulate the map by zooming, panning, and selection
• Add a background layer (base map) to a thematic map
• Save map classifications as a categorical variable
• Save the map as an image
• Create a custom classification
• Use the project file in GeoDa

GeoDa Functions

• Map > Quantile Map
  • select number of categories
• Map > Natural Breaks Map
  • select number of categories
• Map > Equal Intervals Map
  • select number of categories
• Map toolbar options
• Map selection
  • select all observations in a legend category
• Map options
  • Change current map type
  • Save Categories
  • Save the map as an image
  • Change the look of a map
  • Make map outlines invisible
• Map > Create New Custom
  • Category Editor
• File > Save Project
  • saving a custom classification in the project file

Toolbar Icons

Figure 4.1: Maps and Rates | Cartogram | Map Movie | Category Editor