I believe they are using mcmcs at the core. markov chain multi carlos. this might be useful if you are wondering what it is http://mlwhiz.com/blog/2015/08/19/MC

I believe they are using mcmcs at the core. markov chain multi carlos. this might be useful if you are wondering what it is http://mlwhiz.com/blog/2015/08/19/MCMC_Algorithms_Beta_Distribution/ http://mlwhiz.com/blog/2015/08/19/MCMC_Algorithms_Beta_Distr...