Figure 3.

Effect of data pretreatment on the original data. Original data of experiment G2 (A), and the data after centering (B), autoscaling (C), pareto scaling (D), range scaling (E), vast scaling (F), level scaling (G), log transformation (H), and power transformation (I). For units refer to Table 1.

van den Berg et al. BMC Genomics 2006 7:142   doi:10.1186/1471-2164-7-142
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