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地理研究  2001 

The analysis on time successions of cadastral entities
地籍实体的时间变化过程分析

Keywords: cadastral entities,lifecycle,state,relationship of evolution
地籍实体
,生命周期,继生关系,宗地,土地证书,权利人,地籍信息系统

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Abstract:

Land property right is the kernel of land cadastral management Cadastral information is dynamic because land property right and land use often change It is the pivot and difficultical of cadastral information system about how to manage history cadastral information In this essay, the cadastral entities variation rule in cadastral information system are analyzed based on Object-Oriented method and Time-GIS technology Land parcels, land certificates and obliges are the fundamental entities of Cadastral Information System Land parcel is the principal part of a land certificate while the oblige is the object part The lifecycle of land parcels is the time-span when the spatial and topologic relationship keep changeless The lifecycle of land certificate is the time-span when the principal part and the object part don't change The state succession in the lifecycle of a land parcel can be divided into basic properties variation and apportion properties variation Then the relationship between old entities and newborn entities in the evolution of Cadastral Entities is analyzed Based on the discussion of cadastral entities variation rule, the solution about how to use GIS and Database Technology to record and query the cadastral entities is brought out Two aspects are emphasized when recording history cadastral information:(1) State time successions in lifecycle of cadastral entities;(2) inheritance relationship between old entities and newborn entities Two ways can be applied when querying historical cadastral information:(1) parent entities tracing of a cadastral entity;(2)parcels distribution resume in a specified area and time Thus the academic and the technologic groundwork are provided for the cadastral information system to manage historical cadastral information

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