Yunwen Huang, Fei Wang, Jinghong Li, Guorui Wang. Algorithm for Video Temporal Action Proposal Combining Watershed and Regression Networks[J]. Chinese Journal of Lasers, 2019, 46(11): 1109001
- Chinese Journal of Lasers
- Vol. 46, Issue 11, 1109001 (2019)
Fig. 1. Whole architecture of temporal detection algorithm
Fig. 2. Principle of improved watershed proposal algorithm
Fig. 3. Structure of temporal pyramid of internal and extended regions
Fig. 4. Performances of candidate regions on Thumos 14. (a) AR-AN; (b) Recall-AN-tIoU
Fig. 5. Schematic of candidate regions generated in each stage of two-stage regional proposal algorithm
Fig. 6. Ablation study oftemporal context module, temporal pyramid module, and C3D unit-level feature
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Table 1. Performances of different temporal proposal methods in subsequent localization in candidate regions on Thumos 14 %
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Table 2. mAP of temporal localization coordinate of each method with different tIoU on ActivityNet v1.3 dataset %
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Table 3. Comparison of FPS and recall rate of different methods on Thumos 14 dataset
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