Geospatial information knowledge service method and device based on semantic network

The invention provides a geographic space information knowledge service method and device based on a semantic network, and the method comprises the steps: collecting geographic space information data of various sources, carrying out the extraction of the geographic space information data of each source, and constructing a knowledge graph of a service system based on an extraction result; storing and managing the knowledge graph in a preset mode to obtain a knowledge graph library; and based on the knowledge graph database, carrying out geographic knowledge visual display, geographic knowledge retrieval, geographic knowledge natural language question and answer and attribute information display. The knowledge graph technology is applied to the field of geographic information, and the geographic space information is effectively and conveniently used to provide unified, efficient and convenient services to the outside. 本发明提供一种基于语义网的地理空间信息知识服务方法和装置，包括：采集多种来源的地理空间信息数据，对各来源的地理空间信息数据进行抽取，基于抽取结果构建服务系统的知识图谱；以预设方式存储并管理