A restaurant recommendation algorithm based on score and feature similarity in social networks
A social network and recommendation algorithm technology, applied in the field of food and beverage recommendation algorithms, can solve the problems of vulnerable systems and low recommendation accuracy, and achieve the effects of improving anti-attack capability, increasing attack costs, and improving accuracy.
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[0040] In order to make the purpose, technical solution and advantages of the present invention more clear, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0041] Suppose U a I am from Beijing, and I am in Nanjing on a business trip. Because I am not familiar with the local conditions, I need to provide U a Recommend meals or delicacies that suit their habits.
[0042] The specific implementation steps of the algorithm are:
[0043] Step 1) Traverse all currently registered users (to simplify the description, a total of 6 users are selected, and the users may come from all over the country), and obtain the historical rating data of all users on surrounding restaurants, as shown in Table 1. According to the historical rating data of all users Determ...
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