Archive for the 'Advanced Level' Category

Installing R, Rmpi & Bioconductor on Beowulf Cluster Running ClusterVision OS

We recently purchased a new computer cluster here and I was tasked with installing R & Rmpi on the thing. Not an especially easy task, so here’s how you do it.
Firstly we need to install R on the slave image. The slave image is basically a directory tree contained on the master node that the [...]

Genome Wide Association (GWAS) QuickStart guide using R and GenABEL

Note: This article is a quickstart guide, there is A LOT more to know about GWAS, but this provides a good starting point.
Introduction to GWAS
Genome Wide Association Studies (GWAS) are essentially a means by which to figure out which genetic variants (usually single nucleotide polymorphisms (SNPs)) are associated with a variable of interest. It allows [...]