1. Hierarchical Clustering and Its Work

Hierarchical Clustering Types

Hierarchical clustering is divided into:

  • Agglomerative 
  • Divisive 

Divisive Clustering

Divisive clustering is known as the top-down approach. We take a large cluster and start dividing it into two, three, four, or more clusters.

Agglomerative Clustering

Agglomerative clustering is known as a bottom-up approach. Consider it as bringing things together.

Both of these approaches are as shown below:


Next, let us discuss how hierarchical clustering works.

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