The __________ method in K-Means clustering helps in determining the optimal number of clusters by plotting the variance as a function of the number of clusters.
- Elbow
- Gap Statistic
- Initialization
- Random
The Elbow Method is used to determine the optimal number of clusters in K-Means by plotting the variance as a function of the number of clusters. An "elbow" in the plot indicates the point beyond which additional clusters add little value.
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