我国24个群体肤纹特征的主成分

Principal component analysis on the dermatoglyphics feature of 24 populations in China

选取８项肤纹参数（Ａ、Ｌｕ、Ｗ、ａｔｄ角、悉尼、桥贯、Ｉ３、Ｈｙ），对我国２４个群体肤纹特征进行了主成分分析，其结果显示，２４个群体可分为北方组和南方组两大群体。北方组各群体的肤纹特征有较大的相似性，而南方组群体彼此间的差异性高于北方群。拉萨藏族具有较为独特的肤纹特征。

Principal component analysis of the dermatoglyphics features of 24 populations in China with 8 parameters,including arch,ulnar loop,Whorl,atd angle,Sydney line and transitional I type of palmar. flexion,true patterns of Ⅲ interigital area and hypothenar were made.Results showed that the 24 populations can be divided into north group and south group.The dermatoglyphics features of the north populations are comparatively close.Among the south populations the difference of this features is higher than the north populations. The dermatolyphics of Tibetan in Lasa have their own feature.