2 papers
stat.ME2017
Effect fusion using model-based clustering
Gertraud Malsiner-Walli, Daniela Pauger, Helga Wagner
In social and economic studies many of the collected variables are measured on a nominal scale, often with a large number of categories. The definition of categories is usually not…
stat.CO2017
Bayesian Effect Fusion for Categorical Predictors
Daniela Pauger, Helga Wagner
In this paper, we propose a Bayesian approach to obtain a sparse representation of the effect of a categorical predictor in regression type models. As the effect of a categorical p…