Multivariate normality test based on the uniform distribution on the Stiefel manifold

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Authors: Koki Shimizu, Toshiya Iwashita
Cited by: 0

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Abstract

This study presents a new procedure for necessary tests of multivariate normality based on the uniform distribution on the Stiefel manifold. We demonstrate that the test statistic, which is formed by the product of the scaled residual matrix and the symmetric square root of a Wishart matrix, is exactly distributed as a matrix-variate normal distribution under the null hypothesis. Monte Carlo simulations are conducted to assess the Type I error rate and power in non-asymptotic settings.

Fields of Study & Subjects

Statistical Distribution Estimation and Applications Random Matrices and Applications Advanced Statistical Methods and Models

Publication details

Journal / source
arXiv (Cornell University)
Publication date
13 March 2026
Language
EN
Document type
Preprint