Designing an English Teaching Resource’s Information Management System Using Collaborative Recommendation

Table 2

Matrix of user-item scoring.

Matrix	Resources 1	......	Resources j	......	Resources n
User1	U (1,1)	......	U (1, j)	......	U (1, n)
......	......	......	......	......	......
Userm	U(m,1)	......	U (m, j)	......	U (m, n)