Software
- R has some packages devoted to circular statistics, including CircStats (CircStats package for R), circular (circular package for R), CircNNTSR (CircNNTSR package for R) and isocir (isocir package for R to draw isotonic inference for circular data).
- Circular Statistics, a MATLAB toolbox containing the essentials to work with circular data (Documentation).
- Mocapy: a dynamic Bayesian network software package implemented in Python and C++. Uses stochastic expectation maximization for parameter learning, and supports directional statistics.
- Oriana, Windows software for directional statistics.
Read more about this topic: Directional Statistics