Group based on shared substrings

Takes a vector of words and a corresponding vector of group ids and returns a numeric vector indicating groupings where members of a group share a word with at least one other member of the group.

Usage

sharedSubstr(qr_df, x = "value", id = "ID", new_col = "AB_group")

Arguments

qr_df

A query data.frame, e.g. created by makeQueryTable

x

Name of column to check for shared substrings (character(1), default: "value")

id

Name of ID column uniquely identifying rows (character(1), default: "ID")

new_col

Name of column to be added to qr_df (character(1), default: "AB_group")