Multivendor Spectral-Domain Optical Coherence Tomography Dataset, Observer Annotation Performance Evaluation, and Standardized Evaluation Framework for Intraretinal Cystoid Fluid Segmentation

Table 5

Total IRF area in pixels annotated by each grader in the training (Trn) set including total number of pixels intersecting (∩).

Set	Spectralis (area)		Cirrus (area)		Topcon (area)		Nidek (area)		Mean diff. ± SD (area)
	G1	G2	G1	G2	G1	G2	G1	G2
Trn. 1	43,986	51,895	24,549	30,017	121,654	128,716	161,714	149,601	8138 ± 2,837
	∩ = 38,197		∩ = 18,840		∩ = 85,268		∩ = 126,594
Trn. 2	7,699	8,030	101,264	100,865	400,826	459,439	165,165	157,524	16,746 ± 28,121
	∩ = 7,114		∩ = 89,619		∩ = 291,832		∩ = 120,507
Trn. 3	63,879	67,666	386,812	361,372	264,401	257,270	77,549	72,662	10,311 ± 10,181
	∩ = 44,865		∩ = 284,912		∩ = 221,973		∩ = 49,732
Trn. 4	7,576	8,361	3,734	4,623	70,152	74,288	n/a	n/a	1,937 ± 1,905
	∩ = 6,619		∩ = 2,716		∩ = 58,692
Mean diff. ± SD (area)	3,203 ± 3,492		8,049 ± 11,817		19,236 ± 26,289		8,213 ± 3,647