Correlation

calculates the correlation between two series of data.

Input

It takes in a DataFrame and transforms it to another DataFrame

Output

The input DataFrame is passed along to the next Processors

Type

transform

Class

fire.nodes.ml.NodeCorrelation

Fields

Details

This node calculates the correlation between two series of data in a common operation in Statistics.

More at Spark MLlib/ML docs page : http://spark.apache.org/docs/latest/mllib-statistics.html#correlations