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Describe the mathematical mechanism of how regularization works for linear models.

Also asked as "How does regularization change the optimization objective?"

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1 answer published. Last candidate submission on Jul 1 2026, 12:37am PDT. Interview question asked to Data Scientists interviewing at Amazon, Cure.Fit, Wattpad and other companies. Original question asked: Describe the mathematical mechanism of how regularization works for linear models.. Question last reported by a candidate interviewing at Rovio for a Data Scientist interview on May 29 2026, 9:23am PDT.