Fig. 2

Unsupervised ADMIXTURE results with K = 12. Admixture analysis of GPH shown with red, green and light blue components maximized in Hmong-Mien-, Northern Han-, and Tai-Kadai (TK)-related groups, respectively. Four groups (including Northern Han, Southern Han, Southern TK, and GPH groups) were selected individually to present their specific ancestral composition and proportions. The 19 Guangxi groups were arranged from left to right as the Northern Han-related components increased