Vocal Music Teaching Brands Recommendation Based on Review Mining and Multicriteria Decision-Making

Table 6

Judgment matrix of the primary indicators scored by students.

Vocal teaching recommendations	System design	Course design	Teacher team	Courseware production	Learning interaction
System design	1	0.3497	0.2006	0.4462	0.7758
Course design	2.8674	1	0.5468	1.3439	1.0899
Teacher team	4.9853	1.8287	1	2.7532	3.2034
Courseware production	2.2414	0.7278	0.3656	1	1.4168
Learning interaction	1.289	0.5525	0.3122	0.7058	1