What <information retrieval> has to do with <Tinder profiles>
3 min readOct 14, 2020
In natural language processing, there is a statistical measure called TF-IDF. It’s not important what it means— term frequency-inverse document frequency, if you must know — because I want to focus on what it communicates: how unique an idea is to one particular item in a set, compared to the entire world of items in that set.
