E-learning is becoming one of the most important educational means.As more and more organizations and institutions are moving towards the e-learning strategy,self-learning model becomes a big challenge.Background knowledge and learning objectives of various groups of students on the network are very different.Self-learning system,which uses different learning programs for different students,can enhance the efficiency of learning process.In a self-learning system,the algorithm dealing with uncertainty factors of Self-learning model is very important.Bayesian network artifice is a very effective...