Population Genetics

Fast LD computation from VCF files using Tomahawk

Fast LD computation from a VCF file using **vcftools**, **bcftools** and **tomahawk**. This avoids the use of PLINK or conversion to PLINK formats.

Structure 'Sort by Q' explained.

STRUCTURE is a popular software used by biologists to infer the population structure of organisms using genetic markers. Barplots in STRUCTURE have an option to sort individuals by Q. We explore the 'Sort by Q' option using R and Excel to figure out what it does.