. 2004 Feb 27;5:17. doi: 10.1186/1471-2164-5-17

Table 5.

Mean residual errors for spots with σ²' > σ²and σ²' < σ², using I _avgor I _minpooling metric.

	Agilent Feature Extraction				SPOT Processing				Agilent FG + SPOT BG

	σ²' > σ²		σ²' < σ²		σ²' > σ²		σ²' < σ²		σ²' > σ²		σ²' < σ²

	I_avg	I_min	I_avg	I_min	I_avg	I_min	I_avg	I_min	I_avg	I_min	I_avg	I_min
σ_M²Cond. X	0.19	0.18	0.21	0.20	0.14	0.14	0.15	0.15	0.13	0.13	0.14	0.14
σ_M²Cond. Y	0.22	0.18	0.25	0.23	0.16	0.14	0.17	0.17	0.15	0.13	0.16	0.16
σ_μ²	0.19	0.18	0.22	0.19	0.13	0.13	0.14	0.14	0.12	0.12	0.12	0.12

Analysis was performed on Dataset 5 (reference sample design). Data is given for both unpaired and paired analyses, using three different image processing techniques: Agilent Feature Extraction, SPOT Image Processing, and Agilent foreground combined with SPOT background.