Graph is another addition to X-Pack, which was earlier available as a standalone component and was also earlier named Graph. It is just adding the complete Graph application into X-Pack without the need to install it separately. It is a very powerful tool aimed at discovering how your terms are interrelated. It provides a simple yet elegant way to uncover the relations between indexed terms and how meaningful they are.
It can help you in a wide range of applications such as recommendation engines, discovering insights for multiple fields and how are they related, showing how you are connected to your friends on social networks, website analysis including vulnerabilities tracking, most used pages, recommending which section of the page a user will click after going on a page, and so on.
Graph can be used from two sources, that is, using the Graph Exploration API from Elasticsearch perspective or by using the interactive Graph visualization tool bundled into Kibana. The biggest advantage...