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Topic Detection Based on Movie Reviews

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This workflow shows how to import text from a CSV file, convert it to documents, pre-process the documents and assign topics based on the LDA (Latent Dirichlet Allocation) algorithm, which performs unsupervised topic detection.

URL: Topic Detection (LDA) https://youtu.be/rNxBpJXe_Qw

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Created by: Vincenzo
Created at: 2016-07-28
On NodePit since: 2024-07-26
Last update: 2024-11-21
Created with KNIME version: v5.1.0
Tags: topic detectiontext processingNLPlda

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