+**Feature Selection** sifts through data's raw inputs, pinpointing the most impactful signals. This vital step sharpens [Machine Learning](/wiki/Machine_Learning) models, improving performance while reducing [Overfitting](/wiki/Overfitting) and computational cost.
+## See also
+- [Data Preprocessing](/wiki/Data_Preprocessing)
+- [Dimensionality Reduction](/wiki/Dimensionality_Reduction)
+- [Model Training](/wiki/Model_Training)
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