Book Image

Learning Neo4j

By : Rik Van Bruggen
Book Image

Learning Neo4j

By: Rik Van Bruggen

Overview of this book

Table of Contents (18 chapters)
Learning Neo4j
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Where to Find More Information Related to Neo4j
Index

Recommender systems dissected


We will take a look at so-called recommender systems in this chapter. Such systems, broadly speaking, consist of two elementary parts:

  • A pattern discovery system: This is the system that somehow figures out what would be a useful recommendation for a particular target group. This discovery can be done in many different ways, but in general we see three ways to do so:

    • A business expert who thoroughly understands the domain of the graph database application will use this understanding to determine useful recommendations. For example, the supervisor of a "do-it-yourself" retail outlet would understand a particular pattern. Suppose that if someone came in to buy multiple pots of paint, they would probably also benefit from getting a gentle recommendation for a promotion of high-end brushes. The store has that promotion going on right then, so the recommendation would be very timely. This process would be a discovery process where the pattern that the business expert...