Description Usage Arguments Value Examples
View source: R/standardize.text.R
Takes in a dataframe or vector containing a column of text and returns the data structure with the text standardized.
1 |
input |
A dataframe or vector containing a column of text |
input.column |
The column containing text if input is a dataframe, identified by name or number; ignored if input a vector |
standard |
A dataframe or vector containing a column of standard text |
standard.column |
The column containing standard text if standard is a dataframe, identified by name or number; ignored if standard a vector |
regex |
An optional vector of regular expressions; if NULL regex will be generated from standard |
codes |
An optional vector of identified codes; if NULL codes will be generated automatically |
match |
Mark true if there is a one-to-one correspondence between provided standard and provided regex |
only.names |
Only return a vector of standardized names |
na.rm |
Remove any entries whose text does not appear in the standard set |
suggest |
Suggestions for inexact matches; "prompt" allows user to select desired suggestions, "auto" applies all, "none" applies none |
print.changes |
Print which text entries changed |
verbose |
Print full output, including unidentified text |
If input a dataframe, returns the identical dataframe with the text column standardized; if input a vector of text, returns the standardized vector
1 2 3 4 5 6 | library(StandardizeText)
sample.text <- c("blue car","STOP","email","tree")
sample.std <- c("the tree","car","e-mail","stop")
sample.df <- data.frame(foo=2:5,bar=sample.text, baz=7:4, qux=sample.std)
out.a <- standardize.text(sample.text,standard=sample.std,suggest="auto")
out.b <- standardize.text(sample.df,2,sample.df,"qux",suggest="auto")
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The following names were changed:
Original Modified
1 STOP stop
2 email e-mail
3 tree the tree
The following suggested changes were applied:
Original Suggested
1 blue car car
The following names were changed:
Original Modified
1 STOP stop
2 email e-mail
3 tree the tree
The following suggested changes were applied:
Original Suggested
1 blue car car
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