regularization-biased-lower-mse-than-ols

IN premise — entries/2026/06/21/wiki-BiasE28093variance_tradeoff-chunk-3.md

Created 2026-06-21T09:55:49+00:00

Regularized estimators (LASSO, ridge regression) are biased but can achieve lower MSE than unbiased OLS due to variance reduction.