Table 6.

DSCs on different nodule groups of the LIDC testing set.

Characteristics	Characteristic scores
	1	2	3	4	5	6
Spiculation	81.49	82.43	82.03	84.57	85.95	–
	[239]	[185]	[27]	[37]	[5]	–
Malignancy	82.40	78.30	81.36	84.73	87.81	–
	[46]	[95]	[183]	[149]	[20]	–
Calcification	–	88.64	83.28	83.05	86.15	81.77
	–	[2]	[26]	[36]	[20]	[409]
Sphericity	–	78.12	79.92	82.66	83.47	–
	–	[10]	[90]	[344]	[49]	–

Note: The nodules are grouped based on their clinical characteristic scores. The numbers in square brackets represent the number of nodules in this group. The characteristic scores given by four radiologists are averaged.