GuessLanguagePipe {bdpar}

Class to guess the language of an Instance

Description

This class allows guess the language by using language detector of library cld2. Creates the language property which indicates the idiom text.

Note

The Pipe will invalidate the Instance if the language of the data can not be detect.

Inherit

This class inherits from GenericPipe and implements the pipe abstract function.

Super class

bdpar::GenericPipe -> GuessLanguagePipe

Methods

Public methods

• GuessLanguagePipe$new()

• GuessLanguagePipe$pipe()

• GuessLanguagePipe$getLanguage()

• GuessLanguagePipe$clone()

Inherited methods

• bdpar::GenericPipe$getAlwaysBeforeDeps()
• bdpar::GenericPipe$getNotAfterDeps()
• bdpar::GenericPipe$getPropertyName()
• bdpar::GenericPipe$hash()
• bdpar::GenericPipe$setAlwaysBeforeDeps()
• bdpar::GenericPipe$setNotAfterDeps()
• bdpar::GenericPipe$setPropertyName()

Method new()

Creates a GuessLanguagePipe object.

Usage

GuessLanguagePipe$new(
  propertyName = "language",
  alwaysBeforeDeps = list("StoreFileExtPipe", "TargetAssigningPipe"),
  notAfterDeps = list()
)

Arguments

propertyName

A character value. Name of the property associated with the GenericPipe.

alwaysBeforeDeps

A list value. The dependencies alwaysBefore (GenericPipes that must be executed before this one).

notAfterDeps

A list value. The dependencies notAfter (GenericPipes that cannot be executed after this one).

Method pipe()

Preprocesses the Instance to obtain the language of the data.

Usage

GuessLanguagePipe$pipe(instance)

Arguments

instance

A Instance value. The Instance to preprocess.

Returns

The Instance with the modifications that have occurred in the pipe.

Method getLanguage()

Guesses the language of data.

Usage

GuessLanguagePipe$getLanguage(data)

Arguments

data

A character value. The text to guess the language.

Returns

The language guesser. Format: see ISO 639-3:2007.

Method clone()

The objects of this class are cloneable with this method.

Usage

GuessLanguagePipe$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.

See Also

AbbreviationPipe, bdpar.Options, ContractionPipe, File2Pipe, FindEmojiPipe, FindEmoticonPipe, FindHashtagPipe, FindUrlPipe, FindUserNamePipe, GuessDatePipe, Instance, InterjectionPipe, MeasureLengthPipe, GenericPipe, SlangPipe, StopWordPipe, StoreFileExtPipe, TargetAssigningPipe, TeeCSVPipe, ToLowerCasePipe