A Cognitive Diagnosis Method in Adaptive Learning System Based on Preconceptions

Table 7

Visualization of student cognitive state.

Student_ID: 8559601
Student name: James May
Learning path: M (M1 ⟶ M4) ⟶ F (F1 ⟶ F5) ⟶ N (N1) ⟶ G (G1 ⟶ G2)
Specific preconcepts	Level of preconcepts	Related knowledge point or cognitive framework
L6	LXi ∈ S(o)	N2
L7		F1
L16		F4
…		…
LX	LXi ∈ S(f)	{L(x + tm), L[x + tm][tm], …, L[x + tm][tm]n}
Ly		{L(y + tm), L[y + tm][tm], …, L[y + tm][tm]n}
…		…
Latent preconception	Related knowledge point		Probability (%)
Lxj	C1		25
	…		…
…	…		…
LXz	F3		70
	…		…