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Formula/Equation for Weighting Word in Generate TF-IDF operator

Hi, anyone know how does Generate TF-IDF operator work to do weighting word like this screenshot? i need the formula or equation for my paper, please let me know

Image: https://us.v-cdn.net/6030995/uploads/editor/9o/wf5psq8o8q07.jpg

Thank you

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Weights

Text Mining + NLP

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lionelderkrikor

Hi @Nikkk,

There is an article on the knowledge base which describes how is calculated the TF-IDF :

https://community.rapidminer.com/discussion/comment/57834#Comment_57834

Hope this helps,

Regards,

Lionel

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