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TF-IDF is calculated by multiplying term frequency and inverse document frequency. TF-IDF = TF * IDF. TF: Number of times a word appears in a document/number of words in the document.
Learn what TF-IDF is, how it works, why it’s part of the SEO lexicon, and most importantly – whether Google uses it as a ranking factor.
TF-IDF, short for term frequency–inverse document frequency, identifies the most important terms used in a given document. It is also one of the most ignored content optimization tools used by ...
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