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Learning Neo4j 3.x - Second Edition by Rik Van Bruggen, Jérôme Baton

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Social networking systems

Obviously, there are a lot of recommender systems that will be very specific to a domain. In the past couple of years, with the massive rise of social networking tools and social apps all around us, the interest in social recommender systems has grown massively. Essentially, we are looking to make useful new connections between people that are effectively part of the same social circle, but may not have realized it yet.

Looking at the following sample network should clarify this immediately:

A social networking graph

In the preceding simple network, there is a very high likelihood that we can close some friendship ...

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