YouTube is a video-sharing website on which users can upload, share, and view videos.

This is the data set crawled from YouTube ( http://www.youtube.com ). YouTube is a video-sharing website on which users can upload, share, and view videos. 
This contains the friendship network crawled and group memberships. For easier understanding, all the contents are organized in CSV file format.

'.edges' is the friendship network among the users. The user's friends are represented using edges. Since the network is symmetric, each edge is represented only once. Here is an example. 


'.node_labels' is the user-group membership. In each line, the first entry represents user, and the 2nd entry is the group index. 