Hello!

The result of correlation in Spark MLLib is a of type
org.apache.spark.mllib.linalg.Matrix. (see
http://spark.apache.org/docs/1.2.1/mllib-statistics.html#correlations)

    val data: RDD[Vector] = ...

    val correlMatrix: Matrix = Statistics.corr(data, "pearson")

I would like to save the result into a file. How can I do this?

 Thanks,

 Florin

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