Kendall’s tau estimator for bivariate zero-inflated count data
Elisa Perrone, Edwin R. van den Heuvel, Zhuozhao Z. Zhan · Statistics & Probability Letters · 2023
This paper extends the work of Pimentel et al. (2015), presenting an estimator of Kendall’s τ for bivariate zero-inflated count data. We provide achievable bounds of our proposed estimator and suggest how to estimate them, thereby making the estimator useful in practice.