Which sentence is true according to the similarity measure?

Question

Which sentence is  true  according to the similarity measure?

Answer

Thanks to IDF, stop-words can be more relevant than uncommon words

Answer

If the similarity between the query and the document is close to 1, it means that they are similar

Answer

The IDF measures how much the word is inversely proportional in the document

Answer

The TF measures how much the word is important in the document

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