Data Mashups in R from O’Reilly

June 9, 2009

(This article was first published on CYBAEA Data and Analysis, and kindly contributed to R-bloggers)

O’Reilly has published Data Mashups in R as a $4.99 PDF download in their Short Cut series. In 27 pages it takes you through an example of how to combine foreclosure information with maps and geographical information to produce plots like the one below. This is all done with the R statistical computing and analysis platform.

[Philadelphia County July 2009 Foreclosure Heat Map]

They show how to:

  • Use regular expressions to parse HTML files
  • Use the XML package to parse XML data from a web service (Yahoo! Geocode)
  • Find ERSI shape files for your maps
  • Use PBSmapping to process and display geographical data (GIS)
  • Importing and using US Census data with your maps

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