Week 3
Geospatial Data Analysis and GeoPandas

Important: Update your local environment

• Small update to course's Python environment
• A recent update for one of the packages we'll use contained a bug that impact this week's slides
• Update the environment on your laptop using these instructions on course website

Topics

• Vector data and introduction to GeoPandas
• Spatial relationships and joins
• Demo: 311 requests by neighborhood in Philadelphia
• Exercise: property assessments by neighborhood

General Background Reading

The Python Data Science Handbook

• Chapter 2: Numpy
• Chapter 3: Pandas
• Chapter 4: matplotlib

Documentation

• GeoPandas
  • Choropleth Maps
  • Converting DataFrames to GeoDataFrames
  • Managing Projections
  • Merging Data
• Classification Schemes
• Contextily

Further Reading / References

• Comparing Map Projections
• West Wing and the Gall-Peters Projections
• xkcd Comic on Projections
• The True Size Of
• Coordinate Reference Systems
• EPSG Codes
• Cartopy and Matplotlib