Predictive Analytics Using Rattle and Qlik Sense

Chapter 5. Clustering and Other Unsupervised Learning Methods

In this chapter, we will:

• Define machine learning
• Introduce unsupervised and supervised methods
• Focus on K-means, a classic machine learning algorithm, in detail

We'll use K-means to improve the application we created in Chapter 4, Creating Your First Qlik Sense Application. In Chapter 4, Creating Your First Qlik Sense Application, we created a Qlik Sense application to understand our customers' behavior. In this chapter, we'll create clusters of customers based on their annual money spent. This will give us a new insight. Being able to group our customers based on their annual money spent will allow us to see the profitability of each customer group and deliver more profitable marketing ...