Empirical Study on the Method of Defining Urban Built-up Area Based on GIS:Take Fenghua Built-up Area as an Example
YANG Xiao-fang;DAI Zhen-yong;LI Rui-min;School of Resource and Environmental Sciences,Wuhan University;
For a long time,the definition of the boundary of the built area lack of effective and unified means of operation. With the rapid development of urbanization,the definition of built-up area is lagging behind. Therefore,this paper attempts to define the scope of the built-up scope from three aspects: attribute,function and form. On the basis of investigation and geographic information system platform to build more accurate proper. According to the empirical study of Fenghua District,it is shown that the method are more accurate,and then the artificial boundary can be obtained by artificial correction.
【CateGory Index】： P208