pca

I have been experimenting creating PCAs using PLINK and ChatGPT's ability to utilize Python script. I use a dedicated GPT called Python Samurai, but the regular GPT 4.0 can do it as well. I wanted to exactly replicate the PCAs from studies, however, most of them use smartpca with Eigensoft...

New Tool for 3D display of G25 based PCA posted on Eurogenes by Davidski. Eurogenes blog: https://eurogenes.blogspot.com/2020/...m-vahaduo.html The online tool: https://vahaduo.github.io/3d/g25/ I will shortly post my results.

Obviously this is wrong, but why? Is it just a broken feature? I haven't adjusted any of the settings (except making it 1000 resolution in the pic, but it is in the same position normally.) It only seems to work for Eurogenes calculators; they haven't made it for others, to my knowledge.

Has anyone else tried out this app? Here's my results: Global Global with Sub-populations Close up of European populations Italians Italians & Iberians Italians, Iberians, and British Italians, Iberians, British, and "European" Here's a description of the European...

There are interesting trends visible on PCA plot. Might be useful in determining historical population movement and mixing.