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Principal Component Analysis (PCA)
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This page contains links to :code:`abess.decomposition` module and its functions.
It is designed for the best-subset selection for PCA problem. 

.. warning::
    In the old version of abess (before 0.4.0), this model is named ``abess.pca``.
    Please note that it will be deprecated in version 0.6.0. 

.. toctree:: 
    SparsePCA
    RobustPCA