中文说明：下面的Matlab项目包含用于学习bayesian网络中dag结构的k2算法的源代码和Matlab示例。&K2算法是近二十年来贝叶斯网络中最著名的基于分数的算法。
English Description：
The following Matlab project contains the source code and Matlab examples used for k2 algorithm for learning dag structure in bayesian network. K2 algorithm is the most famous score-based algorithm in Bayesian netowrk in the last two decades.