On Maximum Likelihood Estimation of the Concentration Parameter of von Mises-Fisher Distributions

Maximum likelihood estimation of the concentration parameter of von Mises-Fisher distributions involves inverting the ratio R_nu = I_{nu+1} / I_nu of modified Bessel functions. Computational issues when using approximative or iterative methods were discussed in Tanabe et al. (Comput Stat 22(1):145-...

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Bibliographic Details
Main Authors: Hornik, Kurt, Grün, Bettina
Format: Others
Language:en
Published: WU Vienna University of Economics and Business 2012
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Online Access:http://epub.wu.ac.at/3669/1/Report120.pdf