Co-authors: Pujita Mathur, Dylan Gattey, James Ging, Shane Hill, Kelly Hosokawa, Kyle Huynh, Gevorg Kurghinyan, Navya Sruti Sirugudi, and Louis Xu The vision of LinkedIn Groups is to help the world’s professionals advance their careers by engaging in quality conversations within trusted professional communities. Groups is a microcosm of the overall LinkedIn...
There are over 1 million groups on LinkedIn and 1.5 million members join these groups every week. When working with this volume of data, we ran into an interesting problem: how can we rank group discussions so that the most "interesting" ones appear at the top? What algorithm could handle the huge stream of activity - new discussions, comments, likes, views,...