Figure 2.

Functions used in simulation. Functions used in simulated example for dye (left) and array (right) effects. The actual dye 'effect' functions (the δs in equation 2) are the dye-specific deviations from the average curve. The array functions sum to zero at any point on the x-axis.

Dabney and Storey Genome Biology 2007 8:R44   doi:10.1186/gb-2007-8-3-r44
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