Which criteria to use while Evaluating minimum number of cluster before k-means ?

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Koustubh Shirke
Koustubh Shirke 2020년 4월 5일
답변: Jalaj Gambhir 2020년 4월 8일
Hi Matlabers,
During evaluating mimimum number of clusters of specific dataset, how to choos the criteria among following ?
The function name is "evalclusters". We have to choose one critera from following _
1.DaviesBouldin
2. CalinskiHarabasz
3.gap
How to decide one citeria for the evaluation ?
Regards,
Koustubh

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Jalaj Gambhir
Jalaj Gambhir 2020년 4월 8일
Hi,
What criteria would work best for you totally depends on the data you are using. You need to try different criteria values and/or read more about how they are working. You can read more about the methods here.
  1. Gap criteria
  2. Davies-Bouldin Criterion
  3. Calinski-Harabasz Criterion

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