TF-IDF Similarity

Calculates the similarity between two strings based on their tf—idf weighted vectors using the cosine similarity.

Input Ports

: Table which contains a document corpus used for calculating the idf values. This can be created using the “Corpus Creator” node.
: Table which contains two columns with strings to compare to each other.

: Table with an appended column holding the similarity between the strings for each row.

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To use this node in KNIME, install the extension Palladian for KNIME from the below update site following our NodePit Product and Node Installation Guide:

v5.3

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Plugin provider: palladian.ws

Plugin version: 3.1.4.202409251212

On NodePit since: 2024-07-15

Last update: 2024-11-21

Tags: Streamable

KNIME versions: Since v3.6

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