scikit-learn/scikit-learn — Issue #617: Normalization in OMP
Author: amueller
Created: 2012-02-10 22:07:56+00:00
State: open

With ``normalization=True`` in OMP and giving a gram matrix to ``fit`` the result is different if ``Xy``is given to the function vs the function computing it.
Don't see why but after scaling with "X_std", ``Xy`` is different from the ``Xy`` computed with the already normalized ``X``.