Figure 7.

QQNP for residuals of nine datasets from Hughes et al. [18] after prominent outlier removal. Two-sided 99.9% region and robust measure of scale (median absolute deviation) for residuals were used to remove outliers. Channel intensity values were log(base 2)-transformed and normalized. Compare with Figure 18 (colors for outliers match the tolerance band colors).

Loguinov et al. Genome Biology 2004 5:R18   doi:10.1186/gb-2004-5-3-r18
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