Intertia of cluster models

Dataiku DSS Core Designer, Registered Posts: 6 ✭✭✭

Hello,

In the cluster kmeans results inertia is not true.

For example:

- Kmeans model, k=8, intertia is 1.0e+6

- Kmeans model, k=9, intertia is 9.6e+5

I think inertia must decrease when k increase.

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Answers

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