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IPTV implicit scoring model based on Hadoop
GU Junhua, GUAN Lei, ZHANG Jian, GAO Xing, ZHANG Suqi
Journal of Computer Applications
2017, 37 (11):
3188-3193.
DOI: 10.11772/j.issn.1001-9081.2017.11.3188
According to the implicit characteristics of IPTV (Internet Protocol Television) user viewing behavior data, a novel implicit rating model was proposed. Firstly, the main features of IPTV user viewing behavior data were introduced, and a new mixed feature implicit scoring model was proposed, which combined with viewing ratio, user interest bias factor and video type influence factor. Secondly, the strategy of viewing behavior based on viewing time and viewing ratio was proposed. Finally, a distributed model architecture based on Hadoop was designed and implemented. The experimental results show that the proposed novel model effectively improves the quality of the recommended results in the IPTV system, improves the time efficiency, and has good scalability for large amounts of data.
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