There are many resources on the use of colours in R, several packages, and a number of schemes already implemented in ggplot2. In the previous part, we saw how ggplot2 selects a default colour palette according to the type of variable, discrete or cont... [Read more...]

The explosion in DNA sequencing capacity has shifted the experimental bottleneck from sequencing to analyzing and interpreting sequences. The bioconductor package cummeRbund uses ggplot as part of its tool set for organizing, exploring and visualizing ... [Read more...]

Messy matters explores the probability of winning of basketball game when you’re ahead by x points y minutes before the end of the game. [Read more...]

You can also get your fix of ggplot2 on r-bloggers (where this blog is also syndicated): https://www.r-bloggers.com/search/ggplot [Read more...]

Visualizing car brand choices in ggplot2: [Read more...]

In this series of three posts, we’ll look at colours in R graphics produced with ggplot2: what are the available choices of colour schemes, and how to choose a colour palette most suitable for a particular graphic? In kindergarten, choosing a co... [Read more...]

Ben Schmid took ship’s log data (previously visualized in static form on the the Spatial Analysis blog), and used ggplot and ffmpeg to animate the paths of individual voyages from 1750-1850. The images above come from the animation that combines all ... [Read more...]

The syntax of ggplot2 emphasizes constructing plots by adding components, or layers, using +. Possibly one of the most useful, but least remarked upon, consequences of this syntax is that it allows for an incredible degree of flexibility in saving and... [Read more...]

Sunlight foundation analyses complexity of congressional speech [Read more...]

A question was raised today on the mailing list: Is there an easy way to add a watermark to a ggplot? There are several options, depending on the type of watermark and the required level of control over the output, add a text label using annotate (th... [Read more...]

Bias in Federal Reserve Inflation Forecasts: Christopher Gandrud uses ggplot2 to visualize potential partisan bias in US Federal Reserve inflation forecasts as a PhD student at the London School of Economics. [Read more...]

Next week I’ll present a glimpse of R and ggplot2 graphics at VUW. This is a MESA seminar on ‘Data analysis and plotting with free and open source tools’ where we’ll present spreadsheet alternatives based on gnuplot, Python, an... [Read more...]

Neat demo real of d3 (js & svg powered interactive graphics in the browser).  Hopefully there will be ggplot2 integration one day! [Read more...]

The Foreign Language of 'Mad Men': ggplot2 in the Atlantic [Read more...]