[Retracted] A Personalized Recommendation System for English Teaching Resources Based on Multi-K Nearest Neighbor Regression Algorithm
Table 3
Recommended use cases for the detailed pages of teaching resources.
Use case name
Homepage teaching resource recommendation
Use case description
After logging into the system, the user browses the detailed page of a teaching resource. The system recommends the teaching resources that the user may like according to the currently browsed teaching resources, user habits, and the attributes of teaching resources in the system
Precondition
User login succeeded
End condition
The recommended list of teaching resources is displayed on the teaching resource detailed page
Input content
Nothing
Output content
The list of recommended teaching resources is displayed on the teaching resource detailed page