Making sense of the clusters

Cluster Analysis in R

Dmitriy Gorenshteyn

Lead Data Scientist, Memorial Sloan Kettering Cancer Center

Wholesale dataset

45 observations
3 features:
- Milk Spending
- Grocery Spending
- Frozen Food Spending

Wholesale dataset

print(customers_spend)

    Milk Grocery Frozen
1  11103   12469    902
2   2013    6550    909
3   1897    5234    417
4   1304    3643   3045
5   3199    6986   1455
...  ...     ...    ...

Exploring more than 2 dimensions

Plot 2 dimensions at a time
Visualize using PCA
Summary statistics by feature

Segment the customers

Cluster Analysis in R