Pinewood Studios continued to be based at the studios since then. J. Arthur Rank (by now Lord Rank) retired as chairman in 1962 and was succeeded by John Davis, who had begun to move the Rank Organisation away from mass film production and towards more profitable and less risky businesses like bingo and holidays. The 1970s were an uncertain period for Pinewood and the film industry in general, with the studios being used more for television programmes, including ITC Entertainment's "UFO" (1970), "The Persuaders!" (1971), starring Tony Curtis and Roger Moore, and "" (1975–77). Throughout the lean years of the 1970s the
Learning to rank search engine exclusively relies on machine-learned ranking. Cuil's CEO, Tom Costello, suggests that they prefer hand-built models because they can outperform machine-learned models when measured against metrics like click-through rate or time on landing page, which is because machine-learned models "learn what people say they like, not what people actually like". In January 2017 the technology was included in the open source search engine Apache Solr™, thus making machine learned search rank widely accessible also for enterprise search. Learning to rank Learning to rank or machine-learned ranking (MLR) is the application of machine learning, typically supervised, semi-supervised or reinforcement learning,