Table 7 Fine-grained ablation comparison on two datasets. All results are averaged over three runs.
Variant | PE-Classroom Activity | Intelligent Eval. Training | ||
|---|---|---|---|---|
Accuracy (%) | F1 Score | Accuracy (%) | F1 Score | |
Full Model (KINEVAL) | 95.02 | 91.90 | 94.76 | 91.42 |
w/o GRU Dilation | 93.14 | 89.61 | 92.73 | 88.90 |
w/o Temporal Attention | 92.76 | 88.85 | 91.90 | 87.55 |
w/o Delay-aware Alignment | 93.05 | 88.92 | 92.25 | 88.01 |
w/o Contextual Gating | 91.93 | 87.66 | 91.48 | 86.94 |
Attention Window = 32 | 93.70 | 90.41 | 93.12 | 89.66 |
Attention Window = 128 | 94.38 | 91.03 | 94.33 | 90.87 |
Embedding Dim = 128 | 93.02 | 89.30 | 92.85 | 88.63 |
Embedding Dim = 512 | 94.87 | 91.75 | 94.52 | 91.18 |
