: A package for AVR ATtiny or Arduino hardware, often found in technical repositories like the Arduino Library List .

A highly relevant paper that utilizes large .rar supplement packs (including simulated data models) is:

In this research, researchers provided several supplementary files as RAR archives containing (e.g., "Model 3 ipPCA results") and SNP lists. These files are used to validate a method for identifying fine-scale genetic structures in populations that standard PCA might miss. Key Findings of the Related Paper If this is the paper you are looking for, it focuses on: