Sylvain Sardy

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cox model 1 information criteria 1 regularization 1 survival analysis 1 variable selection 1

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math.ST2025

A pivotal transform for the high-dimensional location-scale model

Sara van de Geer, Sylvain Sardy, MaximÄ van Cutsem

We study the high-dimensional linear model with noise distribution known up to a scale parameter. With an $ℓ_{1}$ -penalty on the regression coefficients, we show that a transforma…