Learn R Programming

bdpar (version 2.0.0)

DefaultPipeline: Class implementing a default pipelining proccess.

Description

This DefaultPipeline class inherits from the GenericPipeline class. Includes the execute method which provides a default pipelining implementation.

Usage

DefaultPipeline

Arguments

Constructor

DefaultPipeline$new()

Inherit

This class inherits from GenericPipeline and implements the execute abstract function.

Methods

  • execute: function where is implemented the flow of the pipes.

    • Usage: execute(instance)

    • Value: the preprocessed Instance.

    • Arguments:

      • instance: (Instance) the Instance that is going to be processed.

  • get: gets a list with containinig the set of pipes of the pipeline,

    • Usage: get()

    • Value: the set of pipes containing the pipeline.

Details

The default flow is:

instance %>|%

TargetAssigningPipe$new() %>|%

StoreFileExtPipe$new() %>|%

GuessDatePipe$new() %>|%

File2Pipe$new() %>|%

MeasureLengthPipe$new(propertyName = "length_before_cleaning_text") %>|%

FindUserNamePipe$new() %>|%

FindHashtagPipe$new() %>|%

FindUrlPipe$new() %>|%

FindEmoticonPipe$new() %>|%

FindEmojiPipe$new() %>|%

GuessLanguagePipe$new() %>|%

ContractionPipe$new() %>|%

AbbreviationPipe$new() %>|%

SlangPipe$new() %>|%

ToLowerCasePipe$new() %>|%

InterjectionPipe$new() %>|%

StopWordPipe$new() %>|%

MeasureLengthPipe$new(propertyName = "length_after_cleaning_text") %>|%

TeeCSVPipe$new()

See Also

Instance, DynamicPipeline, GenericPipeline, GenericPipe, %>|%