Position knowledge graph generation method and system

The invention relates to a position knowledge graph generation method and system. The method comprises the following steps: establishing a corpus with different data states based on a position description data set, a personal resume data set and an encyclopedia knowledge data set; recalling an entity from the corpus through an entity recall model to obtain a graph entity, the entity being a noun or a noun word group; extracting the relation between the entities from the encyclopedia knowledge data set through a relation extraction model, the relation between the entities being included or similar; and establishing a mapping relationship between the entities according to the relationship between the entities. By means of the map, the resume of the job hunting user and the position description of the recruitment user serve as basic information, keywords of the basic information are extracted through semantics, the entities in the map provided by the invention are matched for the keywords, and therefore the requ