A bivariate zero-inflated negative binomial model and its applications to biomedical settings
A bivariate zero-inflated negative binomial model and its applications to biomedical settings
The zero-inflated negative binomial distribution has been widely used for count data analyses in various biomedical settings due to its capacity of modeling excess zeros and overdispersion. When there are correlated count variables, a bivariate model is essential for understanding their full distributional features. Examples include measuring correlation of two …