Samples are terminologies, taxonomies or ontologies. Nested hierarchies are the organizational schemes behind taxonomies and systematic classifications. Synapse provided taxonomy management software, pre-built taxonomies and taxonomy-building and indexing services. Unlike scientific taxonomy, folk taxonomies serve many purposes. Watson also used databases, taxonomies and ontologies including DBPedia, WordNet and Yago. In other words&colon; it can be used for the definition of taxonomies or ontologies. This is a discipline that develops classifications (taxonomies) of psychological individual differences. There are many taxonomies for classifying medical errors. Previous morphological-based taxonomies of these species have led to unreliable groupings. This contrasts with traditional taxonomies in which the hierarchy of categories is fixed and unchanging. The two most widely used taxonomies now used are the Tholen classification and SMASS classification. Yellow pages provide a classification of the service or business, based on standard taxonomies. There are multiple taxonomies for requirements depending on which framework one is operating under. Conflicting naming schemes proliferated due to these taxonomies based on single organ systems. There are two higher-order factors that both taxonomies clearly share&colon; extraversion and neuroticism.