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Stop Word Filter

StreamableKNIME Textprocessing Plug-in version 4.1.3.v202005112254 by KNIME AG, Zurich, Switzerland

Filters all terms of the input documents, which are contained in the specified stop word list and/or in the second input table. The node provides built-in stop word lists for various languages. Additionally, stop words can be passed to the second input port. At least one stopword list (built-in or custom list) has to be selected in the dialog.

Options

Filter options

Use built-in list
Specifies if built-in stop word list is used or not. If checked the second input table will be ignored.
Stopword lists
Available built-in stop word lists. If "Use built-in list" is checked, the built-in stop word list to use can be specified here.
Use custom list
If checked, the custom stop word list from the second input port is used.
Stopword column
The string column from the second input port which contains one stop word per row.
Case sensitive
If checked the stop words are matched case sensitive otherwise not.

Preprocessing options

Document column
The column containing the documents to preprocess.
Replace documents
If checked, the documents will be replaced by the new preprocessed documents. Otherwise the preprocessed documents will be appended as new column.
Append column
The name of the new appended column, containing the preprocessed documents.
Ignore unmodifiable tag
If checked, unmodifiable terms will be preprocessed too.

Input Ports

The input table which contains the documents to preprocess.
The input table which contains a string column with one stop word per row.

Output Ports

The output table which contains the preprocessed documents.

Best Friends (Incoming)

Best Friends (Outgoing)

Workflows

Installation

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

KNIME 4.1

A zipped version of the software site can be downloaded here. Read our FAQs to get instructions about how to install nodes from a zipped update site.

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