Stack Exchange network contains 183 Q&A communities such as Stack Overflow, the largest, most reliable on the web community for developers to learn, share their information, and Create their Professions. Go to Stack Exchange One of The only rating functions is computed by summing the tf–idf for every question phrase; https://cristianolgau.governor-wiki.com/1867177/new_step_by_step_map_for_trade_finance_transparency