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Figure 3 | BMC Bioinformatics

Figure 3

From: Statistical issues in the analysis of Illumina data

Figure 3

Boxplots of the means (A) and variances (B) for the 33 spikes on all arrays in the experiment after outlier removal. The boxplots are arranged in decreasing order of spike concentration, with different background correction methods labeled in different colours. The no background adjustment option shows dramatic attenuation in signal, which begins at a higher concentration than the other background correction options.

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