Bayesian network is the connection of probability theory and graphical model and is widely used to solve the uncertainty problem.But it has deficiencies in dealing with the imprecise information.

• 摘要 贝叶斯网络是概率理论与图形模式的结合，被广泛用于不确定性问题求解，但不具有处理不准确性信息的能力。