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Snowball Stemmer

DeprecatedKNIME Textprocessing Plug-in version 3.7.0.v201811291424 by KNIME AG, Zurich, Switzerland

This node allows you to stem terms by the stemmer algorithms, provided by the Snowball stemmer library, see (http://snowball.tartarus.org/) for details. Several provided stemmer algorithms, such as english, german, french, etc. stemmer can be applied.

Options

Preprocessing options

Snowball Stemmer
Specifies the Snowball stemmer to apply.

Deep preprocessing options

Deep preprocessing
If deep preprocessing is checked, the terms contained inside the documents are preprocessed too, this means that the documents themselves are changed too, which is more time consuming.
Document column
Specifies the column containing the documents to preprocess.
Append unchanged documents
If checked, the documents contained in the specified "Original Document column" are appended unchanged even if deep preprocessing is checked. This helps to keep the original documents in the output data table without the agonizing pain of joining.
Original Document column
Specifies the column containing the original documents which can be attached unchanged.
Ignore unmodifiable tag
If checked unmodifiable terms will be preprocessed too.

Input Ports

The input table which contains the terms to stem.

Output Ports

The output table which contains the stemmed terms.

Best Friends (Incoming)

Best Friends (Outgoing)

Workflows

Update Site

To use this node in KNIME, install KNIME Textprocessing Plug-in from the following update site:

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