Our dataset is provided in the following links: Dropbox link: https://www.dropbox.com/sh/46de2cre37fvzu6/AABXtX8QqA6sx37k1IyZmNQ2a?dl=0 Google Drive link: https://drive.google.com/open?id=18EunmjOJsbE5Lh9zA0cZ4wKV6Um46dkg 1. Download all files with name "data.*", i.e. data.zip and data.z01 - data.z22. 2. Use this password to unzip: d89551fd190e38 On windows, both winzip and winrar are able to extract the files. On linux, it takes two steps: zip -F data.zip --out combined.zip unzip -P combined.zip Refer to "README.txt" in the folder for descriptions of data. Surveillance data: The surveillance data are released as "sv_data.*". Download all such files, and unzip it with the same password.