Occupational Activity Concepts and Types

This dataset contains the entire concept structure of UMLS Metathesaurus for the semantic type "Occupational Activity". One of the primary purposes of this dataset is to connect different names for all the concepts for a specific Semantic Type. There are 125 semantic types in the Semantic Network. Every Metathesaurus concept is assigned at least one semantic type; very few terms are assigned as many as five semantic types.

本数据集收录了UMLS元词库中关于语义类型“职业活动”的完整概念结构。此数据集的主要目的之一是连接特定语义类型下所有概念的名称。语义网络中共有125个语义类型。每个元词库概念至少被分配一个语义类型；仅有极少数术语被分配多达五个语义类型。