The Neighbour-Joining algorithm: Ties and Matrix Order
Following on from the previous post Foundations of phylogenetics we’ll next explore how ties and matrix order can influence the Continue Reading …
Clustering to Reveal Hidden Traits: Using Neighbour-Joining Trees
Before we dive into the theory behind the Neighbour-Joining algorithm I wanted to do a simple conceptual exercise to highlight Continue Reading …
Getting started with population analysis in R
A population is another word for a group of individuals. For population studies we often want to analyse groups of Continue Reading …
Introduction to sequence analysis in R
In this post we will look at how to read, write and analyse fasta sequences in R using the ape, Continue Reading …
Dynamic variable names in R
Assigning dynamic variable names Sometimes you want to use dynamic variable names, these are variable names that change (dynamically) per Continue Reading …
How to install an R package from source
If you want to install an older version of an R package the easiest way is to find the package Continue Reading …
How to read data into R
Before we can use R for data analysis we first need to read in our data. R can read in Continue Reading …
How to install and load packages in R
R packages contain functions, compiled code and often example datasets. To install a package you use the install.packages() function, for Continue Reading …
Getting started with R and Rstudio
First of all, what is R and why do we use it? R is a programming language developed by statisticians Continue Reading …
How to check your code
Whether you’re studying a course or self learning it’s nice to be able to check your code. It’s time to Continue Reading …