Table 1 An example of the learning history database on cloud (T:True F:False)
From: An English vocabulary learning support system for the learner’s sustainable motivation
w 1 | w 2 | w 3 | w 4 | w 5 | w 6 | ⋯ | w m | |
|---|---|---|---|---|---|---|---|---|
u 1 | F | T | F | T | F | |||
u 2 | T | F | T | T | T | |||
u 3 | T | T | T | T | T | |||
u 4 | T | T | T | T | ||||
u 5 | T | T | T | T | T | T | ||
u 6 | F | T | F | T | T | |||
⋯ | ||||||||
u n | T | T | F | F | T |