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A what point?
> You're aware the vectors in a PCA are just linear combinations of the observed features, right?
Yes, I am. Do you have a reason to think that means PCA is bad at representing similarity and kinship because of this?
As for the Slate Star Codex source - that wasn't to prove anything, just to define the "weak man" term. I would have used "straw man", but then you'd dig up some idiot that genuinely believes whatever it is you're debunking as proof that it's not a straw man.
https://www.merriam-webster.com/dictionary/intrinsic
>Do you have a reason to think that means PCA is bad at representing similarity and kinship because of this?
I suggest you read up on the definition of "distance" and "similarity" before drinking the PCA kool-aid. You don't get to define an ad hoc distance just because it fits your ideas about ethnicity. But then, I only have the popgen community to back me up on this. What do you have?
>As for the Slate Star Codex source - that wasn't to prove anything, just to define the "weak man" term.
SSC, providing ammunition to online HBD proponents since 2013.
16 years and still pending! All bets are off for this dark horse
That said it's a damn good product that's damn good at what it does.