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2 votes

Test for differences between groups of samples

PCA does not do any testing and has no p-values. You may state that a separation of less than m units in PC > i is not ...
Ram RS's user avatar
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1 vote

Predict population based on PC coordinates

Here is a very simple way to get your started. Of course you can make it more complex: Take the mean PC1 and PC2 coordinates for each 'reference panel population label' and then calculate the ...
user438383's user avatar
  • 1,679
1 vote

Predict population based on PC coordinates

I apologise for being negative about this, but I am afraid you cannot use principle components for population inference other than assigning clusters within a bivariate or 3D graph. Eigen values are ...
M__'s user avatar
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