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Main Authors: Miyata, Yoichi, Shiohama, Takayuki, Abe, Toshihiro
Format: Preprint
Published: 2024
Subjects:
Online Access:https://arxiv.org/abs/2402.09788
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author Miyata, Yoichi
Shiohama, Takayuki
Abe, Toshihiro
author_facet Miyata, Yoichi
Shiohama, Takayuki
Abe, Toshihiro
contents Sine-skewed circular distributions are identifiable and have easily-computable trigonometric moments and a simple random number generation algorithm, whereas they are known to have relatively low levels of asymmetry. This study proposes a new family of circular distributions that can be skewed more significantly than that of existing models. It is shown that a subfamily of the proposed distributions is identifiable with respect to parameters and all distributions in the subfamily have explicit trigonometric moments and a simple random number generation algorithm. The maximum likelihood estimation for model parameters is considered and its finite sample performances are investigated by numerical simulations. Some real data applications are illustrated for practical purposes.
format Preprint
id arxiv_https___arxiv_org_abs_2402_09788
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle An extension of sine-skewed circular distributions
Miyata, Yoichi
Shiohama, Takayuki
Abe, Toshihiro
Methodology
Sine-skewed circular distributions are identifiable and have easily-computable trigonometric moments and a simple random number generation algorithm, whereas they are known to have relatively low levels of asymmetry. This study proposes a new family of circular distributions that can be skewed more significantly than that of existing models. It is shown that a subfamily of the proposed distributions is identifiable with respect to parameters and all distributions in the subfamily have explicit trigonometric moments and a simple random number generation algorithm. The maximum likelihood estimation for model parameters is considered and its finite sample performances are investigated by numerical simulations. Some real data applications are illustrated for practical purposes.
title An extension of sine-skewed circular distributions
topic Methodology
url https://arxiv.org/abs/2402.09788