Fig. 9From: Prediction of new associations between ncRNAs and diseases exploiting multi-type hierarchical clusteringUML diagram of the dataset HMDD v3.0. The attributes in red are the identifiers of the nodes of a given type (i.e., the primary key in a relational database), while attributes in green refer to the identifier of nodes of other types (i.e., foreign keys in a relational database)Back to article page