DefaultPipeline: Class implementing a default pipelining process.

In bdpar: Big Data Preprocessing Architecture

Class implementing a default pipelining process.

Description

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

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()

Inherit

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

Super class

bdpar::GenericPipeline -> DefaultPipeline

Methods

Public methods

• DefaultPipeline$new()

• DefaultPipeline$execute()

• DefaultPipeline$get()

• DefaultPipeline$print()

• DefaultPipeline$toString()

• DefaultPipeline$clone()

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Method new()

Creates a DefaultPipeline object.

Usage

DefaultPipeline$new()

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Method execute()

Function where is implemented the flow of the GenericPipes.

Usage

DefaultPipeline$execute(instance)

Arguments

instance

A Instance value. The Instance that is going to be processed.

Returns

The preprocessed Instance.

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Method get()

Gets a list with containing the set of link{GenericPipe}s of the pipeline,

Usage

DefaultPipeline$get()

Returns

The set of GenericPipes containing the pipeline.

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Method print()

Prints pipeline representation. (Override print function)

Usage

DefaultPipeline$print(...)

Arguments

...

Further arguments passed to or from other methods.

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Method toString()

Returns a character representing the pipeline

Usage

DefaultPipeline$toString()

Returns

DefaultPipeline character representation

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Method clone()

The objects of this class are cloneable with this method.

Usage

DefaultPipeline$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.

See Also

bdpar.log, Instance, DynamicPipeline, GenericPipeline, GenericPipe, %>|%

bdpar documentation built on Aug. 22, 2022, 5:08 p.m.