Table 1.

Parameters of convolutional layers in HeadNet.

Name	C1	C2	C3	C4	C5	C6	C7
Output channels	64	4	256	128	128	16	1
Kernel size	7 × 7	1 × 1	1 × 1	1 × 1	3 × 3	1 × 1	7 × 7
Stride	2	1	1	1	1	1	1

C: Convolutional layer; C1, C2, and C3 were used in HeadNet model; C3, C4, and C5 were used in both residual module and attention residual module; C6 and C7 were used in attention residual module.