Overview of Ontology
Chen Jie · Acta Scicentiarum Naturalum Universitis Pekinesis · 2002
Ontology is defined as an explicit formal specification of a shared conceptualization.It can provide semantic meaning through relations between concepts.As a fine model for presenting hierarchy and semantic meaning of concepts,Ontology is widely concerned and extensively applied to many fields in computer science and technology.With regard to little research on ontology in China,The state of the art of ontology is surveyed in this paper.This work first analyzes connotation and methodology of ontology,and then analyzes its applications in information system in details.The paper ends with a short conclusion and future work.