Statistical Comparison of Classifiers Applied to the Interferential Tear Film Lipid Layer Automatic Classification

Table 2

ANOVA results, Butterworth filters in the three colour spaces. SS: sum of squared deviations about the mean. df: degrees of freedom. MS: variance.

Grayscale
Source	SS	df	MS	F	𝑃-value
Between	976.06	4	244.02	3.74	<0.05
Within	2611.87	40	65.30
Total	3587.93	44
Lab
Source	SS	df	MS	F	𝑃-value
Between	1097.44	4	274.36	2.56	>0.05
Within	4287.01	40	107.18
Total	5384.45	44
Opponent colours
Source	SS	df	MS	F	𝑃-value
Between	1640.57	4	410.14	8.16	<0.05
Within	2009.93	40	50.25
Total	3650.50	44