01_Text_Processing
This directory contains 27 workflows.
21_Word_Embedding_Distance
Here we use word embedding instead of hot encoding, using a Word2Vec Learner node. The hidden layer size is set to 10, therefore producing an embedding with […]
22_Hierarchical_Clustering_Visualization
This workflow shows how to build a hierarchy of clusters and visualize the hierarchy using the Sunburst Chart. It reads text data from a table. The data […]
23_Topicriver_Red-Riding-Hood
The workflow builds a text stream visualization of a story, where we can see the frequency fluctuation of each character's mention as the stoy progresses. […]
24_Analyzing_Twitter_Posts_with_Custom_Tagging
KNIME Tweet Analysis This workflow performs textprocessing on KNIME tweets using the Dictionary Tagger (Multi Column) and Term Neighborhood Extractor […]
25_Topic_Detection_LDA
Topic Detection LDA: Summarizing Romeo & Juliet or cataloging News The workflow shows two examples for the Topic Extrator (Parallel LDA) node. The […]
26_Sentiment_Analysis_Lexicon_Based_Approach
Lexicon Based Approach for Sentiment Analysis This workflow shows how to perform a lexicon based approach for sentiment analysis of IMDB reviews dataset. […]
27_Semantic_Search_with_BERT
Semantic Search with BERT In this workflow, abstracts from the COVID-19 Open Research Dataset […]