In this tutorial we will learn to how to color bars in a barplot using R Color Brewer’s color palettes. R Color Brewer package “RColorBrewer” offers numerous color palettes that are useful in common situations. For example, it gives “Sequential” palette for ordered data, “Diverging” palette for highlighting deviations from baseline and “Qualitative” palette for… Continue reading How to Color Barplots with R Color Brewer
Category: R
How to Highlight Groups with Convex Hull in ggplot2
In this tutorial, we will learn how to annotate or add colors to multiple groups in a scatter plot made with ggplot2 in R using convex hull shapes. Convex hull is basically a box or polygon connecting the outermost data points for each group in a scatter plot with multiple groups.Adding such convex hulls around… Continue reading How to Highlight Groups with Convex Hull in ggplot2
How to Make Beautiful Tables with gtExtras
A well made table showing the summary of the data is under utilized. gt() package available as part of tidyverse improves the look of a table and makes it easy to read and understand. If you think gt is cool, wait until you see the work of Thomas Mock. Thomas Mock has created the fantastic… Continue reading How to Make Beautiful Tables with gtExtras
How to Center Plot Title in ggplot2
In this tutorial, we will learn one of the most basic and useful tip to place the title (and subtitle) of a plot to center using ggplot2. When we add title to a plot made with ggplot2, it places the title left aligned to the plot by default. Sometimes you might want to place the… Continue reading How to Center Plot Title in ggplot2
Side by side plots with ggplot2 using gridExtra
In this tutorial, we will learn how to place two plots made with ggplot2 side by side. In R, we have multiple solutions to combine plots into a single plot. Here, we will use R Package gridExtra’s function grid.arrange to combine two plots side by side. Firs, let us load the packages needed and palmer… Continue reading Side by side plots with ggplot2 using gridExtra