A Google white paper was published in October 2019 on a similar topic, titled Personal Knowledge Graphs: A Research Agenda. That has been an interesting evolution behind knowledge graphs.

Diffbot, a small Silicon Valley company best known for maintaining one of the world’s largest indexes of web knowledge, announced today the release of a new AI model that promises to address one ...

Knowledge graph-based recommender systems are able to help solve these challenges to an extent. In this approach, user and item entities are connected through multiple relationships.