[SciPy-User] linear algebra: quadratic forms without linalg.inv

Sturla Molden sturla@molden...
Sun Nov 1 22:33:26 CST 2009

josef.pktd@gmail.com skrev:
> if we have enough multicollinearity that numerical
> precision matters, then we are screwed anyway and have to rethink the
> data analysis or the model, or do a pca.
And PCA has nothing to do with SVD, right?

Or ... what what would you call a procesure that takes your data, 
subtracts the mean, and does an SVD?



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