rm_no_overlap: Delete rows in a text.table where the records within a group...

In textTools: Functions for Text Cleansing and Text Analysis

Description

Delete rows in a text.table where the records within a group are not also found in other groups (overlapping records)

Usage

rm_no_overlap(x, text, group_by = c())

Arguments

x	A text.table created by as.text.table().
text	A string, the name of the column in x to determine deletion of rows based on the lack of presence of overlapping records.
group_by	A vector of column names to group by. Doesn't work if the group by column is a list column.

Value

A text.table, with rows not having records found in multiple groups (overlapping records) deleted.

Examples

rm_no_overlap(
as.text.table(
  x = as.data.table(
    list(
      col1 = c(
        "a",
        "b"
      ),
      col2 = c(
        tolower("The dog is nice because it picked up the newspaper."),
        tolower("The dog is extremely nice because it does the dishes.")
      )
    )
  ),
  text = "col2",
  split = " "
),
text = "col2",
group_by = "col1"
)

textTools documentation built on Feb. 5, 2021, 5:07 p.m.