The dictionary meaning of clustering is grouping. In data science, too, clustering is an unsupervised learning technique that helps in grouping our data points.
The benefits of grouping data points (rows) include the following:
For a business user to understand the various types of users among customers
To make business decisions at a cluster (group) level rather than at an overall level
To help improve the accuracy of predictions, since different groups exhibit different behavior, and hence a separate model can be made for each group
In this chapter, you ...
