[HTML][HTML] A semi-supervised adaptive Markov Gaussian embedding process (SAMGEP) for prediction of phenotype event times using the electronic health record

Y Ahuja, J Wen, C Hong, Z Xia, S Huang, T Cai - Scientific reports, 2022 - nature.com
While there exist numerous methods to identify binary phenotypes (ie COPD) using
electronic health record (EHR) data, few exist to ascertain the timings of phenotype events …

Bayesian analysis of hidden Markov structural equation models with an unknown number of hidden states

H Liu, X Song - Econometrics and Statistics, 2021 - Elsevier
Abstract Hidden Markov models (HMMs) are widely used to analyze heterogeneous
longitudinal data owing to their capability to model dynamic heterogeneity. Early …

Continuous time hidden Markov model for longitudinal data

J Zhou, X Song, L Sun - Journal of Multivariate Analysis, 2020 - Elsevier
Abstract Hidden Markov models (HMMs) describe the relationship between two stochastic
processes, namely, an observed outcome process and an unobservable finite-state …

Varying-coefficient hidden Markov models with zero-effect regions

H Liu, X Song, B Zhang - Computational Statistics & Data Analysis, 2022 - Elsevier
In psychological, social, behavioral, and medical studies, hidden Markov models (HMMs)
have been extensively applied to the simultaneous modeling of longitudinal observations …

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 …

Samgep: A novel method for prediction of phenotype event times using the electronic health record

Y Ahuja, C Hong, Z Xia, T Cai - medRxiv, 2021 - medrxiv.org
Objective While there exist numerous methods to predict binary phenotypes using electronic
health record (EHR) data, few exist for prediction of phenotype event times, or equivalently …

[HTML][HTML] Bayesian Analysis of Tweedie Compound Poisson Partial Linear Mixed Models with Nonignorable Missing Response and Covariates

Z Wu, X Duan, W Zhang - Entropy, 2023 - mdpi.com
Under the Bayesian framework, this study proposes a Tweedie compound Poisson partial
linear mixed model on the basis of Bayesian P-spline approximation to nonparametric …

Multiparameter one‐sided tests for nonlinear mixed effects models with censored responses

G Zhou, L Wu - Statistics in Medicine, 2021 - Wiley Online Library
Nonlinear mixed‐effects (NLME) models are commonly used in longitudinal studies such as
pharmacokinetics and HIV viral dynamics studies. NLME models are often derived based on …

[PDF][PDF] Exploring Hidden Markov Models in the Context of Genetic Disorders, and Related Conditions: A Systematic Review

MD Baranon, PGO Weke, J Alladatin… - Applied and …, 2024 - researchgate.net
The application of Hidden Markov Models (HMMs) in the study of genetic and neurological
disorders has shown significant potential in advancing our understanding and treatment of …

Risk Prediction and Calibration with Weak Supervision using the Electronic Health Record

YV Ahuja - 2021 - search.proquest.com
Electronic health records (EHRs) promise unprecedented opportunities for in silico clinical
and translational discovery ranging from disease risk prediction to survival analysis …