[Retracted] A Personalized Recommendation System for English Teaching Resources Based on Multi-K Nearest Neighbor Regression Algorithm
Table 2
Recommended use cases for homepage teaching resources.
Use case name
Homepage teaching resource recommendation
Use case description
After logging into the system, users browse the personalized recommendation home page of teaching resources. The system recommends teaching resources that users may be interested in according to user habits and teaching resource attributes
Precondition
User login succeeded
End condition
The recommended list of teaching resources is displayed on the homepage of personalized recommendation of teaching resources
Input content
Nothing
Output content
The list of recommended teaching resources is displayed on the personalized recommendation home page of teaching resources