During the first years of its existence, until ,

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We must therefore rely on the data collected during our work and on general Google guidelines. The situation is very similar to the algorithms responsible for the order in which results are displayed in the Google search engine. YouTube promoted primarily the videos that received the most clicks. This caused creators to create clickbait titles for their materials, because they were encouraged to do so although probably unintentionally by Googles algorithm settings, which promoted the number of views.


Therefore, users often did not watch the videos to the end and turned them off after a Japan Phone Numbers 75 Million List while. When Google noticed its mistake, it decided to make changes to the algorithm. In August , the Mountain View giant announced that the video viewing time had become more important to the algorithm . At the same time, it was a positive change for advertisers from then on, ads could appear more often in videos with valuable content that actually interested people.





This, in turn, helps in proper advertising targeting. Ranking factors – YouTube algorithm  years later, Google revealed the basics of the functioning of its neural network responsible for generating recommendations for users. The document can be found here . These algorithms are still responsible for recommending films to audiences. Not all variables and their exact impact on the recommendation system were disclosed, but some issues were discussed in more detail.