Corpus: Corpus
In DecisionScients/NLPStudio: Natural Language Processing in Objected Oriented R Environment

Description Usage Arguments Format Details Value Core Methods Author(s) See Also Examples

Corpus Entity class for text documents.

1	skiReport <- Corpus$new(name = "skiReport", purpose = 'Train')

`name`	Character string containing the name for the Corpus object.
`purpose`	Character string used to indicate how the document will be used, e.g. 'train', 'test'.
`note`	Character string containing a comment associated with a call to the text method. The texts of the note variable are written to the Corpuss log. This is used to track changes to the text, perhaps made during preprocessing.

An object of class R6ClassGenerator of length 24.

Entity class for text documents with methods for adding text from character vectors.

Corpus object, containing the Corpus text, the metadata and the methods to manage both.

new(name = NULL)Initializes an object of the Corpus class.
text(x, note = NULL)Method for obtaining/adding/updating text. If no parameters are presented, the current text is returned. Otherwise, the text is updated with the texts of the character vector 'x'. Sentence, word, token, type, sentence and word length statistics are also computed and the metadata is updated accordingly.
summary()Summarizes the Corpus object.

John James, jjames@datasciencesalon.org

Other Document Classes: Document, Primitive0

report <- c("SAN FRANCISCO  — She was snowboarding with her boyfriend when ",
          "she heard someone scream 'Avalanche!'",
          "Then John, 39, saw 'a cloud of snow coming down.'")
avalanche <- Corpus$new(name = 'avalanche', purpose = 'raw')
avalance$content <- report
key <- c('genre', 'author', 'year')
value <- c('weather', 'chris jones', 2018)
avalanche$meta$setDescriptive(key = key value = value)