DaTaobao Tech
Aug 21, 2023 · Artificial Intelligence
Action Sensitivity Learning for Temporal Action Localization
The paper presents Action Sensitivity Learning (ASL), a framework that models frame‑wise importance at both class‑level (via learnable Gaussian distributions) and instance‑level (using quality scores), integrates these weights into classification and regression losses, adds a contrastive InfoNCE term, and achieves state‑of‑the‑art temporal action localization performance across six benchmark datasets.
Action Sensitivity LearningTemporal Action Localizationcomputer vision
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