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Self-Emphasizing Network for Continuous Sign Language Recognition

AAAI 2023 · Video › Video segmentation and tracking · approach: Sign language and physiological video analysis · 80 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Add SSEM and TSEMResNet18-based CSLR · PHOENIX14 TestWER: 22.3 -> 21.0Mixed
Add SSEM and TSEMResNet18-based CSLR · PHOENIX14-T TestWER: 22.8 -> 20.7Mixed
Add SSEM and TSEMResNet18-based CSLR · CSL-Daily TestWER: 32.3 -> 30.7Helped
Add SSEM and TSEMResNet18-based CSLR · CSL TestWER: 3.5 -> 0.8Helped
Use three spatial branches instead of no SSEM (ablation)SSEM on ResNet18 · PHOENIX14 TestWER: 22.3 -> 21.4Helped
Increase spatial branches from N=1 to N=2 and N=3 (ablation)SSEM on ResNet18 · PHOENIX14 TestWER: 22.0 -> 21.8 -> 21.4Helped
Increase spatial branches from N=3 to N=4 (ablation)SSEM on ResNet18 · PHOENIX14 TestWER: 21.4 -> 21.7Hurt
Use temporal kernel K_t=7 or K_t=11 instead of K_t=9 (ablation)SSEM on ResNet18 · PHOENIX14 TestWER: 21.4 -> 21.6; 21.4 -> 21.8Hurt
Replace the multi-scale branches with a larger spatial kernel (ablation)SSEM on ResNet18 · PHOENIX14 TestWER: 21.4 -> 22.0Hurt
Apply attention maps directly without centering or a residual connection (ablation)SSEM on ResNet18 · PHOENIX14 TestWER: 22.3 -> 23.4Hurt
Use centered attention maps and a residual connection (ablation)SSEM on ResNet18 · PHOENIX14 TestWER: 22.3 -> 21.4Helped
Add adjacent-frame difference features to appearance features (ablation)TSEM with SSEM · PHOENIX14 TestWER: 21.2 -> 21.0Helped

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