pgm coursera how do you figure a theta directichlet distribution what is a theta's exponent dirichlet pgm class what is dirichlet what is the name of the distribution with a 0? what is the x-x distribution in dirichlet what is directiclet what is the pgm of directitchlet what is theta in dirichlet what is the pgm class which theta exponent has a?a n what is directichlet pgm what is the pgm for dirichlet in coursera where does theta exponent how do you obtain the -1 on theta what is dirichlet where is the ___ in dirichlet distribution why there's a -1 in theta's exponent?