摘要:The overload of rapid development of information is caused by the popularity of the Internet and e-commerce. Personalized recommendation system came into being. The goal of personalized recommendation is recommended the target not only meets user interest and also expands their perspective. The traditional collaborative filtering technology tends to concentrate the recommended range, thus the result is always more in line with recommended user interest, but in the diversity which is to extend the user perspective on the performance is to be improved. |