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04_​BoW_​and_​Terms

04_Bags of words and terms
Bags of words and terms After pre-processing and cleaning the text in the Documents, we can now create their bag of words.All nodes preceding the Bag of Words part have been encapsulated in components, in order to make the workflow better readable. Comparing terms and lemmatized terms. Here we have 2 bags of words. One bag of words is created directly from the text in the documents; while the second bag of words is createdfrom the same lemmatized document. The original terms and the corresponding lemmatized terms are then joined together. Reading textual data andtransforming it in documents Comparing terms and lemmatized terms Enrichment & pre-processing Only documentsRead string data fromKNIME ForumApplylemmatizerLemmatized documentsNon-lemmatized documentsCreate bag of words ofthe lemmatized termsCreate bag of words ofthe lemmatized terms Column Filter Table Reader Pre-processing Enrichment Stanford Lemmatizer Term To String Column Rename Column Rename Term To String Column Filter Bag Of WordsCreator Bag Of WordsCreator To Documents Joiner Bags of words and terms After pre-processing and cleaning the text in the Documents, we can now create their bag of words.All nodes preceding the Bag of Words part have been encapsulated in components, in order to make the workflow better readable. Comparing terms and lemmatized terms. Here we have 2 bags of words. One bag of words is created directly from the text in the documents; while the second bag of words is createdfrom the same lemmatized document. The original terms and the corresponding lemmatized terms are then joined together. Reading textual data andtransforming it in documents Comparing terms and lemmatized terms Enrichment & pre-processing Only documentsRead string data fromKNIME ForumApplylemmatizerLemmatized documentsNon-lemmatized documentsCreate bag of words ofthe lemmatized termsCreate bag of words ofthe lemmatized terms Column Filter Table Reader Pre-processing Enrichment Stanford Lemmatizer Term To String Column Rename Column Rename Term To String Column Filter Bag Of WordsCreator Bag Of WordsCreator To Documents Joiner

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To use this workflow in KNIME, download it from the below URL and open it in KNIME:

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Created by: Kilian
Created at: 2014-10-20
On NodePit since: 2021-03-10
Last update: 2024-04-27
Created with KNIME version: v4.5.0
Tags: BooksText MiningFrom Words To Wisdom

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