云南省少数民族人口分布空间统计分析

A Spatial Statistical Analysis on Distribution of Minority of Yunnan Province

空间自相关分析是一种空间统计分析方法,可以反映属性值之间的空间相关性。运用空间统计分析方法对云南省各区县1990年、2002年和2005年少数民族人口分布状况进行分析,发现云南省少数民族人口分布呈现出很强的空间正相关性,少数民族人口分布具有高度稳定性。而少数民族人口增长却表现为与地域无关的非空间相关特性,影响少数民族人口增长的最重要原因是经济因素。

Spatial autocorrelation is one kind of spatial statistics,which can disclose the spatial correlation of observation.Based on the spatial statistics analysis about the distribution of Minority of YunNan province with the data of the total Minority population,Minority population growth rate form1990 to 2005,the authors find out the Minority population distribution showing a high level positive spatial autocorrelation;The Minority population distribution regions are always the same,and display the strong stability.Furthermore the authors find out the Minority population growth rate of different county＇s have no relationship with geographical space.But the differences in the levels of economic growth are the most important reason for the differences of Minority population growth rate between different counties.