Chapter 4. Recommendation Systems for E-Commerce
In the previous three chapters, we have covered a lot of tips and tricks that can be used to build various types of analytics products. In this chapter, we are going to build a recommendation engine for the e-commerce domain. Let's go over some background of recommendation systems. Then, we will discuss the problem statement that we are trying to solve in this chapter.
Let's take a relatable example from real life. We surf videos on YouTube almost every day, right? Suppose you saw some videos related to rock music on YouTube last night. This morning, when you open your YouTube, you may find that there are a couple of suggested YouTube channels with good videos on rock music. YouTube actually changes its suggestions based on your watching habits. Do you want to know how that algorithm works? Let's take another example that might be useful to us in this chapter. Most of us buy stuff from various e-commerce sites. Suppose you are trying to purchase...