The project is open source under CC-by 4.0 license (see the LICENSE file).

Only for research purpose usage, it is not allowed for commercial purpose usage.

The videos were partially downloaded from YouTube and some may be subject to copyright. We don't own the copyright of those videos and only provide them for non-commercial research purposes only. For each video from YouTube, while we tried to identify video that are licensed under a Creative Commons Attribution license, we make no representations or warranties regarding the license status of each video and you should verify the license for each image yourself.

Except where otherwise noted, content on this site is licensed under a Creative Commons Attribution 4.0 License.

Feedback

Suggestions and opinions of this dataset (both positive and negative) are greatly welcome. Please contact the authors by sending email to weijiawu@zju.edu.cn.