Research map / Video / Action recognition
METAL: Minimum Effort Temporal Activity Localization in Untrimmed Videos
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Measured effects reported in the paper
| What was changed | Where | Measured | Effect |
|---|---|---|---|
| initialize Res3D from Kinetics rather than ImageNet (ablation) | SPN · ActivityNet v1.2, 5-way 1-shot | mAP@0.5: 35.2 -> 41.9 | Helped |
| initialize Res3D from Kinetics rather than ImageNet (ablation) | SPN · ActivityNet v1.2, 5-way 1-shot | average mAP: 20.6 -> 26.5 | Helped |
| add a temporal feature pyramid (ablation) | SPN base model · ActivityNet v1.2, 5-way 1-shot | mAP@0.5: 13.2 -> 30.3 | Helped |
| add a temporal feature pyramid (ablation) | SPN base model · ActivityNet v1.2, 5-way 1-shot | average mAP: 7.2 -> 18.2 | Helped |
| add GCN contextual relation modeling (ablation) | SPN with temporal feature pyramid · ActivityNet v1.2, 5-way 1-shot | mAP@0.5: 30.3 -> 34.7 | Helped |
| add GCN contextual relation modeling (ablation) | SPN with temporal feature pyramid · ActivityNet v1.2, 5-way 1-shot | average mAP: 18.2 -> 22.7 | Helped |
| add Co-pair Structure Similarity Loss (CSSL) (ablation) | SPN with temporal feature pyramid and GCN · ActivityNet v1.2, 5-way 1-shot | mAP@0.5: 34.7 -> 41.9 | Helped |
| add Co-pair Structure Similarity Loss (CSSL) (ablation) | SPN with temporal feature pyramid and GCN · ActivityNet v1.2, 5-way 1-shot | average mAP: 22.7 -> 26.5 | Helped |
Closest papers by meaning
- Learning Temporal Co-Attention Models for Unsupervised Video Action Localization (CVPR 2020 · similarity 0.90)
- One-Shot Action Localization by Learning Sequence Matching Network (CVPR 2018 · similarity 0.90)
- Weakly Supervised Action Localization by Sparse Temporal Pooling Network (CVPR 2018 · similarity 0.89)
- Energy vs. Noise: Towards Robust Temporal Action Localization in Open-World (AAAI 2025 · similarity 0.89)
- Temporal Action Localization with Cross Layer Task Decoupling and Refinement (AAAI 2025 · similarity 0.89)
- Realigning Confidence with Temporal Saliency Information for Point-Level Weakly-Supervised Temporal Action Localization (CVPR 2024 · similarity 0.88)
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