Research on Multiplayer Posture Estimation Technology of Sports Competition Video Based on Graph Neural Network Algorithm

Table 1

Figure structural parameters of neural network.

Layer	Conv1	Pool1	Conv2	Pool2	Conv3
Input	64 ∗ 64 ∗ 3	60 ∗ 60 ∗ 32	30 ∗ 30 ∗ 32	24 ∗ 24 ∗ 32	12 ∗ 12 ∗ 32
Output	60 ∗ 60 ∗ 32	30 ∗ 30 ∗ 32	24 ∗ 24 ∗ 32	12 ∗ 12 ∗ 32	9 ∗ 9 ∗ 32
Size	5 ∗ 5 ∗ 3	2 ∗ 2 ∗ 1	5 ∗ 5 ∗ 32	2 ∗ 2 ∗ 1	5 ∗ 5 ∗ 32
Layer	Pool3	Pool4	FC1	FC2	FC3
Input	9 ∗ 9 ∗ 32	5 ∗ 5 ∗ 32	1 ∗ 1 ∗ 2400	1 ∗ 1 ∗ 2400	1 ∗ 1 ∗ 500
Output	5 ∗ 5 ∗ 32	1 ∗ 1 ∗ 32	1 ∗ 1 ∗ 2400	1 ∗ 1 ∗ 500	1 ∗ 1 ∗ 100
Size	2 ∗ 2 ∗ 1	5 ∗ 5 ∗ 1	—	—	—