ReplaceByList: Replace a list of words by another

In KDViz: Knowledge Domain Visualization

Description

Optimized replacement of words inside a text corpus.

Usage

ReplaceByList(corpus, wordsFile)

Arguments

corpus	a VCorpus or Corpus object.
wordsFile	a TXT file (two columns separated by tab). One column containing the final word to be in the corpus and a second, containing the word to replace. Example: clustering cluster_analysis clustering cluster

Details

This function is provided as a replacing words step in a corpus composition process, this list must have a .txt file extension made by two columns, one for words of replacement and other for words to be replaced.

Value

An object inheriting from VCorpus and Corpus.

Author(s)

Camila Gongora [e-mail], Andres Palacios [e-mail]

See Also

See also BibToCorpus where this function is used internally.

Examples

data("KDVizData")
wordsToReplace <- system.file("extdata", "KDReplaceWords.txt", package = "KDViz")
myCorpus <- BibToCorpus(bibData = KDVizData, bibUnits = "Keywords",
  controlList = c("stripWhitespace", "removeNumbers"), stopWords = TRUE)

myNewCorpus <- ReplaceByList(myCorpus, wordsFile = wordsToReplace)

KDViz documentation built on May 1, 2019, 6:34 p.m.