Z-residuals

The Z-residual is residual diagnosis tool for diagnosing survival models and generalized linear models.

Installation

You can install the development version of this package from GitHub with:

# install.packages("devtools")
devtools::install_github("tiw150/Zresidual")

References

Li, L., Wu, T., Feng, C., 2021. Model Diagnostics for Censored Regression via Randomized Survival Probabilities. Statistics in Medicine, 2020+. https://doi.org/10.1002/sim.8852; https://onlinelibrary.wiley.com/share/author/F8DKBTX7IT7UT2WTSZP3?target=10.1002/sim.8852

Wu, T., Li, L., & Feng, C. (2023). Z-residual diagnostics for detecting misspecification of the functional form of covariates for shared frailty models. arXiv, page 2302.09106, 2023. Under review by Journal of Applied Statistics. https://arxiv.org/abs/2302.09106

Example

This example provides a fundamental illustration of using the Z-residuals for diagnosing both the overall goodness of fit (GOF) and the functional form of covariates in a real application for modelling the survival times of acute myeloid leukemia patients.