Finite mixture models do not reliably learn the number of components

                  Diana Cai * 1 Trevor Campbell * 2 Tamara Broderick 3

              Abstract                hakaran et al., 2016), microscopy groups (Rubin-Delanchy
    Scientists and engineers are often interested in      et al., 2015; Griffie et al., 2016), haplotypes (Xing et al.,
    learning the number of subpopulations (or com-       2006), switching Markov regimes in US dollar exchange
    ponents) present in a data  ...