Key Concepts in Recommendation Systems
Figure 11.1 shows a social network recommendation feedback loop. The more users a system has, the more content it creates. The more content that is created, the more recommendations it creates for new content. This feedback loop, in turn, drives more users and more content. As mentioned at the beginning of this chapter, these capabilities can be used for both positive and negative features of a platform.
Figure 11.1 Social Network Recommendation Feedback Loop