The Rank Organisation Davis cut staff, reduced budgets and concentrated film production at Pinewood. Other studio facilities (in Islington) were closed, sold (Lime Grove Studios) or leased (Denham). The Rank Organisation closed Independent Producers Ltd. The policies of Davis alienated many in the industry, in particular they led film director David Lean, responsible for some of Rank's most critically and financially successful films, to look elsewhere for backing. In 1949, the company bought the Bush Radio manufacturing facility and began to diversify its interests. In the early 1960s Rank took over Murphy Radio to form the Rank Bush Murphy Group (which was eventually
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,