9 citations · 22 across the 8 of their papers we have counts for
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stat.ME2020
A flexible adaptive lasso Cox frailty model based on the full likelihood
Maike Hohberg, Andreas Groll
In this work a method to regularize Cox frailty models is proposed that accommodates time-varying covariates and time-varying coefficients and is based on the full instead of the p…
stat.ME2019
Addressing cluster-constant covariates in mixed effects models via likelihood-based boosting techniques
Colin Griesbach, Andreas Groll, Elisabeth Waldmann
Boosting techniques from the field of statistical learning have grown to be a popular tool for estimating and selecting predictor effects in various regression models and can rough…