These are the slides of the tutorial Liangjie Hong and I gave at The Web Conference in San Francisco, 2019. Full details of the tutorial and previous instances can be found at https://onlineuserengagement.github.io/. Tutorial abstract: User engagement plays a central role in companies operating online services, such as search engines, news portals, e commerce sites, entertainment services, and soc
![Tutorial on Online User Engagement: Metrics and Optimization](https://cdn-ak-scissors.b.st-hatena.com/image/square/3d8e24f4908231e9f80bdfe716422bf711f372a7/height=288;version=1;width=512/https%3A%2F%2Fcdn.slidesharecdn.com%2Fss_thumbnails%2Fwww2019tutorial-190526145204-thumbnail.jpg%3Fwidth%3D640%26height%3D640%26fit%3Dbounds)