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A Study on the Practical Application of Multimedia Technology in College English Listening and Speaking Classroom Teaching

  
21 mars 2025
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Figure 1.

Comparison of structural principles between DNN and DRNN
Comparison of structural principles between DNN and DRNN

Figure 2.

High-dimensional function graph
High-dimensional function graph

Figure 3.

Fitness change curve
Fitness change curve

Figure 4.

Curve of loss value and accuracy between DRNN and DNN
Curve of loss value and accuracy between DRNN and DNN

Figure 5.

Average accuracy of English teaching quality evaluation model
Average accuracy of English teaching quality evaluation model

Figure 6.

Difference analysis before intervention
Difference analysis before intervention

Figure 7.

The results of the two groups after intervention were compared
The results of the two groups after intervention were compared

The iterative training of different models takes time

Method ISSA-DRNN SSA-DRNN DRNN DNN
Data set F 15.48 12.16 11.54 10.48
Data set G 16.27 14.58 11.76 11.08
Data set H 15.58 14.24 11.47 10.56
Mean Value 15.78 13.66 11.59 10.71

Average accuracy and standard deviation of different models

Method ISSA-DRNN SSA-DRNN DRNN DNN
Average accuracy/% 98.26 97.16 95.89 93.87
deviation 0.216 0.466 0.854 0.907

Teaching quality assessment results

Index True value Predictive value Error
The arrangement of teaching content is reasonable 4.218 4.214 0.09%
Classroom atmosphere 3.622 3.623 -0.03%
Teaching logic 3.845 3.847 -0.05%
Teaching skill 4.091 4.101 -0.24%
Teacher responsibility 3.153 3.149 0.13%
The seriousness of homework correction 3.813 3.811 0.05%
Student periodic test results 4.407 4.404 0.07%
The number of assignments corrected after class 3.534 3.535 -0.03%
Number of after-school tutorials 3.138 3.129 0.29%
Number of students leaving school early 3.981 3.981 0.00%
Number of late students 3.315 3.314 0.03%
Number of lectures 3.543 3.538 0.14%

Independent sample detection

Index Levene test of variance equation Mean test
F Sig T Df Sig(2-tailed) Mean score different Standard mean error
A1 Equality 3.817 0.415 -6.338 54 0.027 1.04 0.23
Inequality -6.338 52.433 0.027 1.04 0.23
A2 Equality 2.138 0.136 -3.728 54 0.019 0.99 0.18
Inequality -3.728 63.373 0.019 0.99 0.18
A3 Equality 6.431 0.024 4.016 54 0.014 0.87 0.26
Inequality -4.016 54.339 0.014 0.87 0.26
A4 Equality 0.733 0.236 -5.403 54 0.037 0.92 0.24
Inequality -5.403 62.389 0.037 0.92 0.24

Independent sample testing for total pretest

Index Levene test of variance equation Mean test
F Sig T Df Sig(2-tailed) Mean score different Standard mean error
A1 Equality 0.108 0.734 -1.947 54 0.044 0.04 0.12
Inequality -1.947 65.937 0.044 0.04 0.12
A2 Equality 0.129 0.684 0.379 54 0.248 0.03 0.09
Inequality 0.379 65.873 0.248 0.03 0.09
A3 Equality 3.147 0.758 2.764 54 0.009 0.02 0.06
Inequality 2.764 63.839 0.009 0.02 0.06
A4 Equality 0.057 0.754 0.044 54 0.837 0.09 0.12
Inequality 50.058 65.867 0.837 0.09 0.12