Here’s a fun interactive by DucQuang Nguyen. Upload an image and get back…
R

Transform an image into a pixelly visual

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Making a Quick, Custom Prevalence Map – The Process 139
This week I’m describing my process behind a quick map. You can download the code at the end of this issue.

Send postcards of plots made in R
How many times have you made a plot in R and thought, “I…

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How to Make Ternary Plots in R, with ggplot2
When you want to compare between three parts of your data, ternary plots might be a good option. Here is how to make them.

Introducing a New Course on Mapping Geographic Data in R, with ggplot2
I’m happy to announce a new course on mapping geographic data in R,…

R graphics get modern text support, with ragg package
Thomas Lin Pedersen announced the ragg package, which makes font usage in R…

Parsing a table from an image
Thomas Mock explains how to extract and parse data tables in image files…

Turn images into LEGO builds in R
The brickr package in R by Ryan Timpe takes an image, converts it…

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How to Make Symbolbased Glyph Charts, with R Examples
Using geometric shapes as an encoding can provide another dimension to your charts.

Making map art in R
If you can make maps in your software and customize the aesthetics, you…

Presidential Plinko
To visualize uncertainty in election forecasts, Matthew Kay from Northwestern University used a…

Friends sitcom transcript dataset
For your analytical perusal, Emil Hvitfeldt provides ten seasons’ worth of scripts from…

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How to Untangle a Spaghetti Line Chart (with R Examples)
Put multiple time series lines on the same plot, and you quickly end up with a mess. Here are practical ways to clean it up.

Using a slime mold simulation for generative art
Slime mold are singlecelled organisms that can work together to form multicellular structures.…

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How to Make a Spiral Chart in R
Using a spiral might not be the best way to encode data. But here’s how to do it anyway. Just in case.

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How to Make Animated Histograms in R, with ggplot and gganimate
Make them move to show a shift in distributions over time.

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How to Visualize Anomalies in Time Series Data in R, with ggplot
Quickly see what’s below and above average through the noise and seasonal trends.

How to Flatten the Curve, a Social Distancing Simulation and Tutorial
Using R, we look at how your decreased interaction with others can help slow the spread of infectious diseases.

R turned 20 years old
R turned 20 last week. The first public release of R was on…

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How to Visualize Hierarchical Graphs in R, with ggraph and tidygraph
Network graphs are a good way to find structure and relationships within hierarchical data. Here are several ways to do it.