2 papers
stat.ME2025
Divergence-based Robust Generalised Bayesian Inference for Directional Data via von Mises-Fisher models
Tomoyuki Nakagawa, Yasuhito Tsuruta, Sho Kazari +1
This paper focusses on robust estimation of location and concentration parameters of the von Mises-Fisher distribution in the Bayesian framework. The von Mises-Fisher (or Langevin)…
math.ST2025
Quasi-symmetry and geometric marginal homogeneity: A simplicial approach to square contingency tables
Keita Nakamura, Tomoyuki Nakagawa, Kouji Tahata
Square contingency tables are traditionally analyzed with a focus on the symmetric structure of the corresponding probability tables. We view probability tables as elements of a si…