96 citations · 138 across the 2 of their papers we have counts for
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stat.AP2011★ 96 cited
Sparse modeling of categorial explanatory variables
Jan Gertheiss, Gerhard Tutz
Shrinking methods in regression analysis are usually designed for metric predictors. In this article, however, shrinkage methods for categorial predictors are proposed. As an appli…
stat.AP2010★ 42 cited
Feature selection guided by structural information
Martin Slawski, Wolfgang zu Castell, Gerhard Tutz
In generalized linear regression problems with an abundant number of features, lasso-type regularization which imposes an -constraint on the regression coefficients has bec…