Key points are not available for this paper at this time.
Journal Article Discriminant analysis of directional data Get access J. E. MORRIS, J. E. MORRIS Department of Mathematics, University of Manchester Institute of Science and Technology Search for other works by this author on: Oxford Academic Google Scholar P. J. LAYCOCK P. J. LAYCOCK Department of Mathematics, University of Manchester Institute of Science and Technology Search for other works by this author on: Oxford Academic Google Scholar Biometrika, Volume 61, Issue 2, August 1974, Pages 335–341, https://doi.org/10.1093/biomet/61.2.335 Published: 01 August 1974
Morris et al. (Tue,) studied this question.