Week 3: More Interactive Data Viz, Intro to Vector Data & GeoPandas

Content for lectures 3A and 3B

  View materials:   MUSA-550-Fall-2023/week-3

  HTML slides:   Lecture 3A   Lecture 3B

  Executable slides:   Lecture 3A   Lecture 3B

Topics

• Interactive data viz with the holoviz ecosystem
• Vector data and introduction to GeoPandas
• Spatial relationships and joins
• Demo: 311 requests by neighborhood in Philadelphia

General Background Reading

Some general background readings that will help establish the foundation for this week’s work. From Python for Data Analysis by Wes McKinney:

• Chatper 2: Python Basics
• Chapter 3: Built-in Python Features
• Chapter 4: NumPy Basics
• Chapter 5: Intro to pandas
• Chapter 9: Plotting & visualization

Documentation

• GeoPandas
  • Converting DataFrames to GeoDataFrames
  • Managing Projections
  • Merging Data

Further Reading / References

• West Wing and the Gall-Peters Projections
• xkcd Comic on Projections
• The True Size Of
• Coordinate Reference Systems
• EPSG Codes
• HoloViz tutorial: introduction to the HoloViz ecosystem