OpenNLP NE tagger

This node recognizes named enities based on opennlp models version 1.5.2 and assigns the corresponding tags to them. The following entities are recognized: Persons, Locations, Organizations, Money, Date, and Time. For more details of the OpenNlp natural language processing toolkit, see http://opennlp.apache.org/documentation.html.

Options

Tagger options

Set named entities unmodifiable

Sets recognized named entity terms unmodifiable.

OpenNlp model

Specifies the OpenNLP model to use. Each model is able to recognize a certain type of named entities.

Use additional dictionary file

If checked an additional dictionary file is used by the OpenNlp model to recognize entities.

Dictionary file

The location of the dictionary file. Each named entity have to be written in one line and each word of this entity must be separated by a whitespace, i.e:
Firstname1 Lastname2
Firstname2 Lastname2

General options

Number of maximal parallel tagging processes

Defines the maximal number of parallel threads that are used for tagging. Please note, that for each thread a tagging model will be loaded into memory. If this value is set to a number greater than 1, make sure that enough heap space is available, in order to be able to load the models. If you are not sure how much heap is available for KNIME, leave the number to 1.

Word tokenizer

Select the tokenizer used for word tokenization. Go to Preferences -> KNIME -> Textprocessing to read the description for each tokenizer.

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