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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2022/02/10 02:24:42 UTC

[GitHub] [spark] zhengruifeng edited a comment on pull request #35457: [SPARK-36553][ML] KMeans avoid compute auxiliary statistics for large K

zhengruifeng edited a comment on pull request #35457:
URL: https://github.com/apache/spark/pull/35457#issuecomment-1034425044


   since the matrix is symmetric, if we un-pack it, then we will get a even bigger matrix of size `k * k`.
   
   https://github.com/apache/spark/pull/27758#discussion_r409316055


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