Table 3. Range of ratings defined for the label of Lung Image Database Consortium and Image Database Resource Initiative nodules and its percentage in the augmented dataset.

Characteristics	Malignancy	Margin	Texture	Calcification
Label 0	Range 1–3	Range 1–3	Range 1–3	Range 1–5
Percentage	3,589 (55.8%)	2,876 (44.7%)	2,375 (36.9%)	3,095 (48.1%)
Description	Benign	Fuzzy margin	Non-solid or partially solid internal density	Appearance of calcification
Label 1	Range 4–5	Range 4–5	Range 4–5	Range 6
Percentage	2,844 (44.2%)	3,557 (55.3%)	4,058 (63.1%)	3,338 (51.9%)
Description	Malignant	Clear margin	Solid internal density	No calcification