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Comparison of de novo structure inference in HapMapII data. Each plot shows individuals (haplotypes) in different origins (shown in symbols) projected onto the principal components (λ denotes eigen values). Top: true origins. Middle: origins inferred by DBM-Admix. Bottom: origins inferred by fineSTRUCTURE. Columns from left to right correspond to datasets containing 2, 3 and 4 populations, respectively. aRI: adjusted rand index. K: estimated number of populations.
