doUniqueCJ: Performs a Cross Join of Unique combinations

Description Usage Arguments Author(s)

Description

This function makes use of CJ function of the data.table package to perform a cross join. The function makes sure that the combinations are unique and removes NAs before joining. doUniqueCJ is rather not used as a standalone function but inside computeShares.

Usage

1
doUniqueCJ(dt, cols)

Arguments

dt

data.table

cols

character vector that denotes names of relevant columns

Author(s)

Matthias Bannert, Gabriel Bucur



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