Lesson07

IS428 Visual Analytics for Business Intelligence

About

Weekly Session

Assignments

Visual Analytics Project

Course Resources

Visualising and Analysing Geographical Data

Lesson 7 slides and web slides

Content

Thematic Mapping and Geovisualization

• Qualitative maps: visual variables and cartographic symbols
• Quantitative maps: data scaling, data classification, and principles of colour
• Mapping movement, change, and process
• Map composition and map symbolization
• Map design

Hands-on Exercise

• Point symbol mapping with Tableau
• Proportional symbol mapping with Tableau
• Choropleth mapping with Tableau

• Building Map Views [1]
• Maps [2]

Daily Readings

Day	Time required	Readings	Comments
Monday	60 mins	Thematic Mapping [3] Thematic Cartography Guide What are Thematic Maps? [4] Level of Measurement: Nominal, Ordinal, and Numerical Data [5] Standardizing Data [6] The Basics of Data Classification [7] Map Projections [8]
Tuesday	60 mins	Thematic Cartography Guide Proportional and Graduated Symbol Maps [9] Bivariate Proportional Symbols [10] Dot Density Maps [11]
Wednesday	60 mins	Choropleth Mapping with Exploratory Data Analysis [12]Must Read! Take Care of your Choropleth Maps [13]Must Read! Thematic Cartography Guide Choropleth Maps [14] Bivariate Choropleth [15] Value by Alpha [16]
Thursday	60 mins	Map Design [17] Cartography 2.0 - Cartographic Text [18] Thematic Cartography Guide Labeling and Text in Cartography [19] Using Colors on Thematic Maps [20]

References

General

Slocum, T., McMaster R., Kessler, F. and Howard, H. (2005) Thematic Cartography and Geographic Visualization (2nd Edition), Prentice Hall, New Jersey.

Kraak, M-J & Ormeling, F. (2003) (2nd Edition) Cartography: Visualization of Geospatial Data. Pearson Education Limited, Essex, England.

Monmonier, M. (1996) How to Lie with Maps, The University of Chicago Press, USA.

A Web-Based Geovisual Analytical System for Climate Studies [21]

• ColorBrewer [22]

Other resources

Tableau Training & Tutorials: Mapping

• Getting Started with Mapping [23]
• Maps in Tableau [24]
• Editing Unrecognized Locations [25]
• Expanding Tableau's Mapping Capabilities [26]
• Custom Geocoding [27]
• Polygon Maps [28]
• WMS: Web Mapping Services [29]
• Background Images [30]

Discussion

Discussion Lesson 07