Construction of Evaluation System of Civic Education Work of College Students Based on Decision Tree Algorithm in New Media Era

Figure 1.

Each index game combination weight

Secondary indicator	Analytic hierarchy process	CRITIC	Composite weight
Situation and policy education	8.165%	10.51%	0.09817
Mental health education	5.816%	18.98%	0.15031
Daily education management	4.38	11.78%	0.0956
Course learning	17.097	21.11%	0.19906
Time activity	11.756	17.43%	0.15728
Teacher team	24.946	13.98%	0.17298
One-time employment	36.24	14.61%	0.21099

College students’ education index system

Primary indicator	Secondary indicator
Thinking of education	Ideal belief education (I1)
	Situation and policy education (I2)
	Mental health education (I3)
School wind construction	Daily education management (I4)
	Course learning (I5)
	Time activity (I6)
Team construction	Organization construction (I7)
	Teacher team (I8)
Childbearing effect	Student rewards and punishments (I9)
	One-time employment (I10)

The weight calculation results of the liberal arts

Secondary indicator	Index variability	Index conflict	Information content	Weighting
Situation and policy education	2.102	1.327	2.774	9.45%
Mental health education	2.071	1.166	2.4	17.92
Daily education management	2.071	1.262	2.597	10.72
Course learning	2.077	1.533	3.167	20.05
Time activity	2.074	1.455	3.001	16.37
Teacher team	2.153	1.339	2.866	12.92
One-time employment	2.071	1.241	2.555	13.55

Group G1 subjective weight calculation results

Primary indicator	Primary index weight	Secondary indicator	Secondary index weight
Thinking of education	0.3415	Situation and policy education Mental health education	0.2826
		Daily education management	0.0589
School wind construction	0.2467	Course learning	0.0621
		Time activity	0.1105
		Teacher team	0.0741
Team construction	0.1278	One-time employment Situation and policy education	0.1278
Childbearing effect	0.2840	Mental health education	0.2840

The evaluation index of the liberal arts

Accuracy rate	Sensitivity	F metric	Class
0.934	0.895	0.924	GOOD
0.885	0.887	0.881	BAD

The analysis of the correlation analysis of liberal arts

	I1	I2	I3	I4	I5	I6	I7	I8	I9	I10
I1	1	0.354	0.327	0.345	0.46	0.406	0.346	0.431	0.313	0.272
I2	0.354	1	0.336	0.406	0.401	0.416	0.125	0.439	0.37	0.028
I3	0.327	0.336	1	0.452	0.469	0.228	0.346	0.384	0.484	0.06
I4	0.345	0.406	0.452	1	0.442	0.308	0.285	0.621	0.316	0.094
I5	0.46	0.401	0.469	0.442	1	0.318	0.377	0.461	0.417	0.116
I6	0.406	0.416	0.228	0.308	0.318	1	0.373	0.431	0.345	0.095
I7	0.346	0.125	0.346	0.285	0.377	0.373	1	0.058	0.59	0.628
I8	0.431	0.439	0.384	0.621	0.461	0.431	0.058	1	0.4	0.315
I9	0.313	0.37	0.484	0.316	0.417	0.345	0.59	0.4	1	0.406
I10	0.272	0.028	0.06	0.094	0.116	0.090	0.628	0.315	0.406	1