Order selection for heterogeneous semiparametric hidden Markov models

Y Zou, X Song, Q Zhao - Statistics in Medicine, 2024 - Wiley Online Library
Hidden Markov models (HMMs), which can characterize dynamic heterogeneity, are
valuable tools for analyzing longitudinal data. The order of HMMs (ie, the number of hidden …

Adaptive Penalized Likelihood method for Markov Chains

Y Zhou, M Gao, Y Chen, X Shi - arXiv preprint arXiv:2406.00322, 2024 - arxiv.org
Maximum Likelihood Estimation (MLE) and Likelihood Ratio Test (LRT) are widely used
methods for estimating the transition probability matrix in Markov chains and identifying …