六本有关图模型的经典英文教材，欢迎有需要的朋友下载，目录如下：
1. [2009Koller] Probabilistic Graphical Models Principles and Techniques
2. Graphical Models Exponential Families and Variationa lInference
3. Graphical Models_Methods for Data Analysis and Mining
4. Graphical Models with R
5. Graph-Theoretic Concepts
6. Introduction to Graphical_Modelling__2ed_