Figure 2From: A hierarchical Bayesian network approach for linkage disequilibrium modeling and data-dimensionality reduction prior to genome-wide association studiesModeling of the local dependence between two nodes (a) Latent Bayesian network modeling the local dependence between B and C nodes. (b) Modeling of the local dependence between B and C nodes through a latent hierarchical model. The light shade indicates the observed variables whereas the dark shade points out the latent variables.Back to article page