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Table 1 Pre-processing statistics of for continental population classification problem based on HapMap Phase II samples

From: ETHNOPRED: a novel machine learning method for accurate continental and sub-continental ancestry identification and population stratification correction

SNP groups Number of SNPs
All SNPs 906600
SNP with Call Rate < 100% 186578
SNPs on Non-autosomal Chromosomes 38306
SNPs Deviated from HWE 184854
Filtered SNPs 295454
Unfiltered SNPs 611146