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Modelling circular random variables with a spike at zero

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  • Biswas, Atanu
  • Jha, Jayant
  • Dutta, Somak

Abstract

This paper discusses models for circular responses with a spike at zero. Maximum likelihood estimation for the underlying parameters and a test for checking a spike are also carried out. Simulations and a real data example are considered for illustrations.

Suggested Citation

  • Biswas, Atanu & Jha, Jayant & Dutta, Somak, 2016. "Modelling circular random variables with a spike at zero," Statistics & Probability Letters, Elsevier, vol. 109(C), pages 194-201.
    • Handle: RePEc:eee:stapro:v:109:y:2016:i:c:p:194-201
    DOI: 10.1016/j.spl.2015.11.022
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    References listed on IDEAS

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    1. Suvrit Sra, 2012. "A short note on parameter approximation for von Mises-Fisher distributions: and a fast implementation of I s (x)," Computational Statistics, Springer, vol. 27(1), pages 177-190, March.
    2. Akihiro Tanabe & Kenji Fukumizu & Shigeyuki Oba & Takashi Takenouchi & Shin Ishii, 2007. "Parameter estimation for von Mises–Fisher distributions," Computational Statistics, Springer, vol. 22(1), pages 145-157, April.
    3. Angers, Jean-Francois & Biswas, Atanu, 2003. "A Bayesian analysis of zero-inflated generalized Poisson model," Computational Statistics & Data Analysis, Elsevier, vol. 42(1-2), pages 37-46, February.
    4. Dietz, Ekkehart & Bohning, Dankmar, 2000. "On estimation of the Poisson parameter in zero-modified Poisson models," Computational Statistics & Data Analysis, Elsevier, vol. 34(4), pages 441-459, October.
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