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A Hybrid Attention Mechanism for Weakly-Supervised Temporal Action Localization
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Measured effects reported in the paper
| What was changed | Where | Measured | Effect |
|---|---|---|---|
| Use HAM-Net instead of DGAM | Weakly supervised temporal action localization · THUMOS14 | mAP @ IoU 0.5: 28.8 -> 31.0 | Helped |
| Use HAM-Net instead of DGAM | Weakly supervised temporal action localization · ActivityNet1.2 validation | mAP @ IoU 0.75: 23.5 -> 24.8 | Helped |
| Add SAL to the BCL-only model (ablation) | HAM-Net · THUMOS14 | AVG mAP, IoU 0.1–0.7: 24.6 -> 30.8 | Helped |
| Add guide loss without sparsity loss to BCL + SAL (ablation) | HAM-Net MIL-only mode · THUMOS14 | AVG mAP, IoU 0.1–0.7: 30.8 -> 28.9 | Hurt |
| Add sparsity loss to BCL + SAL (ablation) | HAM-Net MIL-only mode · THUMOS14 | AVG mAP, IoU 0.1–0.7: 30.8 -> 30.9 | Helped |
| Add sparsity and guide losses to the MIL-only configuration (ablation) | HAM-Net MIL-only mode · THUMOS14 | AVG mAP, IoU 0.1–0.7: 30.8 -> 34.8 | Helped |
| Add sparsity and guide losses to the configuration with HAL and SSAL (ablation) | HAM-Net MIL and Drop mode · THUMOS14 | AVG mAP, IoU 0.1–0.7: 30.9 -> 39.8 | Helped |
| Add guide loss without sparsity loss to BCL + SAL + HAL + SSAL (ablation) | HAM-Net · THUMOS14 | AVG mAP, IoU 0.1–0.7: 30.9 -> 31.1 | No clear effect |
| Add sparsity loss to BCL + SAL + HAL + SSAL (ablation) | HAM-Net · THUMOS14 | AVG mAP, IoU 0.1–0.7: 30.9 -> 37.9 | Helped |
| Add guide loss to the configuration with BCL, SAL, HAL, SSAL, and sparsity (ablation) | HAM-Net · THUMOS14 | AVG mAP, IoU 0.1–0.7: 37.9 -> 39.8 | Helped |
| Add SSAL to BCL + SAL + HAL + sparsity + guide (ablation) | HAM-Net · THUMOS14 | AVG mAP, IoU 0.1–0.7: 36.6 -> 39.8 | Helped |
| Add HAL to BCL + SAL + SSAL + sparsity + guide (ablation) | HAM-Net · THUMOS14 | AVG mAP, IoU 0.1–0.7: 38.1 -> 39.8 | Helped |
Closest papers by meaning
- Weakly-Supervised Temporal Action Localization by Inferring Salient Snippet-Feature (AAAI 2024 · similarity 0.92)
- Two-Stream Networks for Weakly-Supervised Temporal Action Localization With Semantic-Aware Mechanisms (CVPR 2023 · similarity 0.92)
- Weakly-Supervised Action Localization by Generative Attention Modeling (CVPR 2020 · similarity 0.92)
- Cross-Attentional Audio-Visual Fusion for Weakly-Supervised Action Localization (ICLR 2021 · similarity 0.92)
- Similar Modality Enhancement and Action Consistency Learning for Weakly Supervised Temporal Action Localization (AAAI 2025 · similarity 0.90)
- Bridge the Gap: From Weak to Full Supervision for Temporal Action Localization with PseudoFormer (CVPR 2025 · similarity 0.90)
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