Image Action Recognition with Unlabeled Videos

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  1. Self-supervised learning: see video-to-image in this blog.

  2. predict optical flow and use two-stream network [1]

  3. Predicting pose information (use poselet detector) [2]

Reference:

[1] Gao, Ruohan, Bo Xiong, and Kristen Grauman. “Im2flow: Motion hallucination from static images for action recognition.” CVPR, 2018.

[2] Chen, Chao-Yeh, and Kristen Grauman. “Watching unlabeled video helps learn new human actions from very few labeled snapshots.” CVPR, 2013.