[Objective] The paper analyzes the characters of linked data set to improve the traditional Ontology matching method. [Methods] Combine the Ontology matching methods as matching rules from three aspects, which are method of data transformation, similarity of name and similarity of the description information, then use the genetic algorithm to extract the best matching rules, finally use Jena to test. [Results] Construct an Ontology matching framework for linked data set, and realize the interconnection between Ontologies of linked data set. [Limitations] The Ontology matching process mainly so...