2 papers
stat.ME2024
A Comparison of Zero-Inflated Models for Modern Biomedical Data
Max Beveridge, Zach Goldstein, Hee Cheol Chung
Many data sets cannot be accurately described by standard probability distributions due to the excess number of zero values present. For example, zero-inflation is prevalent in mic…
cs.LG2024
Unsupervised Outlier Detection using Random Subspace and Subsampling Ensembles of Dirichlet Process Mixtures
Dongwook Kim, Juyeon Park, Hee Cheol Chung +1
Probabilistic mixture models are recognized as effective tools for unsupervised outlier detection owing to their interpretability and global characteristics. Among these, Dirichlet…