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Security and Communication Networks
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Security and Communication Networks
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2022
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Article
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Tab 2
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Research Article
[Retracted] Analysis of Affective Factors and Optimization Strategies of Emotion in Online Teaching Based on Improved SVM Model
Table 2
B frequency distribution table of students’ face area values.
Group order
Group median
Frequency
Frequency
Cumulative frequency
1
28,991
11
0.045453
0.045451
2
30,522
14
0.068182
0.113635
3
32,056
12
0.054551
0.16817
4
33,591
16
0.07726
0.244