when do principal components of the computer change? how do principal components change upon the addition of new data? how do principal components change upon the addition of new data? how do principal components change upon the addition of new data how do principal components change upon the addition of new data? how do principal components change upon the addition of new data? how do principal components from pca change upon the addition of new data? how do principal components change upon the addition of new data? what are the principal components of pca how do principal components change upon the addition of new data? what are principal components in pca how do principal components change upon the addition of new data how do principal components change upon the addition of new data? how do principal components from ppc change upon the addition of new data how do principal components change upon the addition of new data? how do principal parts of pca change upon addition of data? how do principal components change upon the addition of new data? cf. what does each principal component in pca change how do principal elements change upon the addition of new data how do principal components change upon the addition of new data?