2 papers
stat.ME2026
Spearman's rho for zero-inflated count data: formulation and attainable bounds
Jasper Arends, Guanjie Lyu, Mhamed Mesfioui +2
We propose an alternative formulation of Spearman's rho for zero-inflated count data. The formulation yields an estimator with explicitly attainable bounds, facilitating interpreta…
stat.ME2025
Rank-based concordance for zero-inflated data: New representations, estimators, and sharp bounds
Jasper Arends, Guanjie Lyu, Mhamed Mesfioui +2
Quantifying concordance between two random variables is crucial in applications. Traditional estimation techniques for commonly used concordance measures, such as Gini's gamma or S…