Personalized recommendation method based on multi-type academic achievement portraits and mixed recommendation strategy
A hybrid recommendation and recommendation method technology, applied in the computer field, can solve the problems of new users not getting interest preferences, not being able to get recommendations, cold start, etc.
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[0021] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the embodiments and accompanying drawings.
[0022] Such as figure 1 As shown, it is a personalized recommendation method based on multi-type academic achievement portraits and mixed recommendation strategies, including: profiling users and academic achievements, and adopting appropriate recommendation strategies for each academic achievement;
[0023] The portraits of users and academic achievements include user portraits, paper portraits, journal portraits, scholar portraits, subject portraits, and fund portraits; the user portrait is a tagged user model abstracted based on user behavior attribute information; specifically includes: Obtain the recent download record and retrieval record of the target user, then extract the user keyword according to some rules, and obtain the related words o...
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