Term frequency–inverse document frequency is a technique that can retrieve documents related to a term, but which literally lack it. https://en.wikipedia.org/w

Term frequency–inverse document frequency is a technique that can retrieve documents related to a term, but which literally lack it. https://en.wikipedia.org/wiki/Tf%E2%80%93idf https://en.wikipedia.org/wiki/Tf%E2%80%93idf