Intelligent Information Systems and Data Mining Study on Evolution of Domain Ontology

On the base of deep study of domain ontology´s evolution´s principle,gist,method and model , this paper reconstructs and uses such recognized ontology knowledge as professional thesaurus, professional dictionary and textbook and realizes knowledge collection and manipulation to build auto-learning system of depended text´s ontology finally to set up automatic construction of domain ontology´s concept description system by the help of knowledge about domain ontology , which can help resolve this bottleneck problem about domain ontology´s automatic evolution effectively.