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stat.ME2026
The kurtosis of normal variance-mean mixtures
Farrukh Javed
This paper studies kurtosis in multivariate normal variance-mean mixtures through its fourth-cumulant representation. We obtain an explicit expression for the fourth cumulant whose…
stat.ME2026
Partition-Based Functional Ridge Regression for High-Dimensional Data
Shaista Ashraf, Ismail Shah, Farrukh Javed
This paper proposes a partition-based functional ridge regression framework to address multicollinearity, overfitting, and interpretability in high-dimensional functional linear mo…