R: Recipes for Analysis, Visualization and Machine Learning

Chapter 12. Where in the World? – Geospatial Analysis

In this chapter, we will cover:

• Downloading and plotting a Google map of an area
• Overlaying data on the downloaded Google map
• Importing ESRI shape files into R
• Using the sp package to plot geographic data
• Getting maps from the maps package
• Creating spatial data frames from regular data frames containing spatial and other data
• Creating spatial data frames by combining regular data frames with spatial objects
• Adding variables to an existing spatial data frame

Introduction

Maps and other forms of geographical displays surround us. With the proliferation of location-aware mobile devices, people are also finding it increasingly easy to add spatial information to other data. We can also easily add a geographic ...