Collaborative filtering recommendation method of theme based on viewpoint enhancement
A collaborative filtering recommendation and topic technology, applied in the information field, can solve the problems of poor recommendation effect and dispersion, and achieve the effect of accurate personalized recommendation and good robustness.
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[0016] In order to facilitate the understanding and implementation of the present invention by those of ordinary skill in the art, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the implementation examples described here are only used to illustrate and explain the present invention, and are not intended to limit this invention.
[0017] Please see figure 1 with figure 2 , The present invention provides a method for topic collaborative filtering recommendation based on opinion enhancement, which is characterized in that it includes the following steps:
[0018] Step 1: Extract comment text attribute words based on the LDA topic model;
[0019] The present invention introduces the LDA topic model to extract attribute words. The LDA topic model can extract a series of topic units related to text semantics from large-scale texts. These topic units can better reflect the attribute inform...
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