R: Mining Spatial, Text, Web, and Social Media Data

Using plotly

So far, we have looked at various scenarios of creating plots using the ggplot2 library. In order to take the plotting to a new level, there are many libraries which can be referred to. Out of them, one library is plotly, which is designed as an interactive browser-based charting library built on the JavaScript library. Let's look at a few examples on how it works.

Bubble plot

Bubble plot is a nice visualization in which the size of the bubble indicates the weight of each variable as it is present in the dataset. Let's look at the following plot:

> #Bubble plot using plotly

> plot_ly(Cars93, x = Length, y = Width, text = paste("Type: ", Type),


+ mode = "markers", color = Length, size = Length)

The combination of ggplot2 with the ...