Reference

Sequential Pairwise Online Rating Techniques Various algorithms
glicko_run()	Glicko rating algorithm
glicko2_run()	Glicko2 rating algorithm
bbt_run()	Bayesian Bradley-Terry
dbl_run()	Dynamic Bayesian Logit
Data Speedway Grand-Prix results
gpsquads	Turnament results of Speedway Grand-Prix
gpheats	Heat results of Speedway Grand-Prix