Ontology-Based Researches On Realities Of Cadastre

The thesis firstly introduces the status of cadastre in our country, and some domestic progress in cadastre. Then points out some questions in the course of the systematization, legalization, informationization and industrialization of cadastre in order to improve the cadastral management level and bitterly exert the cadastral function of guarantee and service . Aimed at these questions, the thesis gives the basis to solve these questions, that' s the ontology-based researches on cadastral realities.Ontology rooted at philosophy, the thesis states the basic conception, levels, applied areas of ontology, definitely define some conceptions related ontology, such as reality , object and unit etc , expatiates the combined point between cadastre and ontology.Based on the study before, the thesis begins the ontology-based research on cadastral realities. And analyzes the subject realityN object reality,event reality and the peripheral system which cadastral reality exists.At last, the thesis puts the analytic results into the practical application, in order to consummates the elements of cadastre,promotes the standardization of cadastre and improves the construction of cadastral database.