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ANALYSIS ON URBANITY DEVELOPMENT DIFFERENTIATIONS OF COUNTY AREAS IN JLANGSU PROVINCE BASED ON BP NEURAL NETWORK
Author(s): 
Pages: 38-42,49
Year: Issue:  4
Journal: Human Geography

Abstract: 本文运用人工神经网络的理论和方法,通过构建BP神经网络来评价2005年江苏省县域城市性,将52个县域城市性综合评价值分为5级.通过对频数分布特征及变异系数、加权变异系数、威廉森系数和最大与最小系数的分析,表明江苏省县域城市性空间分异显著,呈现出三个特征:①从南向北呈现梯度递减的格局;②呈正偏态分布.第三、第四级别的县市比例略大;③三大区域内部差异呈现从南向北递增的趋势.通过Spearman\'s r...
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