Although the earliest machine learning model was released during the 1950s when Arthur Samuel invented a system that calculated the successful chance in checkers for all sides, the heritage of machine learning roots back to decades of human motivation and effort to check human cognitive processes.[thirteen] In 1949, Canadian psychologist https://www.prlog.org/12463482-vocalize-with-the-worlds-first-social-network-for-singers-and-voice-teachers.html