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Results tagged with feature-selection
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user 246997
Methods and principles of selecting a subset of attributes for use in further modelling
3
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answer
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Howe to perform ridge regression only on a subset of the variables
I am trying to code some algorithm that performs ridge-regression with penalty parameter $\lambda$ on all features except for a specific subset.
Let $\mathbf{X}$ be the $n \times p$ matrix for $n$ sa …
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