By interview method,questionnaire,mathematical statistics analysis method and spatial analysis of GIS,the pattern evolution of new urban poverty population of Xi'an city from 1990 to 2013 was analyzed.The results indicated that the number of new urban poverty population showed a rise trend,and its absolute difference and relative difference both showed a rise trend.The spatial distribution of new urban poverty population showed spatial heterogeneity.The spatial pattern of new urban poverty population changed from "overall broken+ local gathering" to "circle radiation + partial nesting".The center of new urban poverty population migrated southwestward continuously,and the direction of spatial distribution presented northeastsouthwest.The social spatial structure development,housing system reform and urban planning resulted in the dynamic spatial pattern of new urban poverty population in Xi'an city.
new urban povertypoverty populationtime series changespatial patternXi'an city
国家科技期刊平台
NSTL
万方数据
