Folks who use this kind of distance measure might note that it also works well as a metric between angles (i.e. rotations) or between points on the projective line. For instance, see https://www.youtube.com/watch?v=oJAn--vsAzc (unfortunately not too self-contained a source)
Folks who use this kind of distance measure might note that it also works well as a metric between angles (i.e. rotations) or between points on the projective line. For instance, see https://www.youtube.com/watch?v=oJAn--vsAzc (unfortunately not too self-contained a source)