sparklyr (version 0.8.4)

ml_corr: Compute correlation matrix

Description

Compute correlation matrix

Usage

ml_corr(x, columns = NULL, method = c("pearson", "spearman"))

Arguments

x

A tbl_spark.

columns

The names of the columns to calculate correlations of. If only one column is specified, it must be a vector column (for example, assembled using ft_vector_assember()).

method

The method to use, either "pearson" or "spearman".

Value

A correlation matrix organized as a data frame.