Peter Hooper Dependent Dirichlet Priors and Optimal Linear Estimators for Belief Net Parameters. 251-259 2004 conf/uai/2004 UAI http://uai.sis.pitt.edu/displayArticleDetails.jsp?mmnu=1&smnu=2&article_id=1115&proceeding_id=20 db/conf/uai/uai2004.html#Hooper04