ggplot2

Network Visualization with ggplot2

This paper explores three different approaches to visualize networks by building on the grammar of graphics framework implemented in the ggplot2 package. The goal of each approach is to provide the user with the ability to apply the flexibility of …

Using the R Package geomnet: Visualizing Trans-Atlantic Slave Trade of Africans, 1514-1866

The Trans-Atlantic Slave Trade Database, hosted by Emory University, contains information on nearly 35,000 voyages of slave ships from 1514 - 1866 between Europe, Africa, and the Americas. The entire database contains 279 variables with information …

The Joy of Clustering

In April 2014, FiveThirtyEight published a statistical analysis of the paintings of Bob Ross. Journalist Walt Hickey hand-coded hundreds of pieces of art in order to identify common themes. If that sounds like too much hard work, statistics PhD …