R: Stopwords

stopwords {tm} | R Documentation

## Stopwords

### Description

Return various kinds of stopwords with support for different languages.

### Usage

    stopwords(kind = "en")

### Arguments

`kind` | A character string identifying the desired stopword list.

### Details

Available stopword lists are:

`catalan`

  Catalan stopwords (obtained from http://latel.upf.edu/morgana/altres/pub/ca_stop.htm),

`romanian`

  Romanian stopwords (extracted from http://snowball.tartarus.org/otherapps/romanian/romanian1.tgz),

`SMART`

  English stopwords from the SMART information retrieval system (as documented in Appendix 11 of https://jmlr.csail.mit.edu/papers/volume5/lewis04a/) (which coincides with the stopword list used by the MC toolkit (https://www.cs.utexas.edu/users/dml/software/mc/)),

and a set of stopword lists from the Snowball stemmer project in different languages (obtained from http://svn.tartarus.org/snowball/trunk/website/algorithms/*/stop.txt). Supported languages are `danish`, `dutch`, `english`, `finnish`, `french`, `german`, `hungarian`, `italian`, `norwegian`, `portuguese`, `russian`, `spanish`, and `swedish`. Language names are case sensitive. Alternatively, their IETF language tags may be used.

### Value

A character vector containing the requested stopwords. An error is raised if no stopwords are available for the requested `kind`.

### Examples

    stopwords("en")
    stopwords("SMART")
    stopwords("german")

[Package tm version 0.7-8 Index]