ODM2 Annotation Type Controlled Vocabulary ODM2 Working Group A vocabulary for describing the type of annotation. In ODM2 the annotation type determines whether the annotation forms a grouping of related entities (e.g., a group of sites or variables) or an annotation of a particular entity (e.g., a comment about an individual Site or data value). Value group A group of data values such as those from a profile, analysis, spectra, publication table, dataset, incident reports, etc. Group