Figure 2From: Comparison of concept recognizers for building the Open Biomedical AnnotatorAnnotator Web service workflow. The figure shows the Annotator Web service workflow. First, direct annotations are created from raw text based on syntactic concept recognition according to a dictionary that use terms (concept names and synonyms) from both UMLS and NCBO ontologies. Second, different components expand the first set of annotations using ontology semantics (e.g., subsumption relationships and mappings between ontologies).Back to article page