Among these methods, Bayesian Network has a good many advantages such as intuitionistic expression abilities and strong knowledge reasoning especially at uncertain reasoning which make it a hot topic in uncertain theory.

• 在这些方法中，贝叶斯网络是以概率论为数学基础的图形模式，具有直观的表达能力和强大的知识推理能力等诸多优越性，在不确定推理方面具有较强的优势，因此成为不确定理论研究的热点。