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A Study on Sentiment Visual Analysis of Educational Public Opinion Based on Online Big Data

Xiong Wei

Xiong Wei

School of Convergent Media, Sichuan University of Media and CommunicationsChengdu, China
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Wei, Xiong
  
03. Feb. 2025
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Online veröffentlicht: 03. Feb. 2025
Eingereicht: 31. Aug. 2024
Akzeptiert: 25. Dez. 2024
DOI: https://doi.org/10.2478/amns-2025-0030
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© 2025 Xiong Wei, published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.

Figure 1.

Overall design of emotional visualization system
Overall design of emotional visualization system

Figure 2.

Education public opinion garden map
Education public opinion garden map

Figure 3.

Visual results of emotional intensity of event A
Visual results of emotional intensity of event A

Figure 4.

Event B heat change diagram
Event B heat change diagram

Figure 5.

The results of the visual analysis of the emotional strength of B events
The results of the visual analysis of the emotional strength of B events

Analysis of the analysis of emotional analysis of different methods

Method Restaurant Laptop Twitter
Acc F1 Acc F1 Acc F1
Feature-SVM 78.11 — 73.93 — 66.07 65.69
RAM 76.41 65.9 72.77 66.57 66 65.49
IAN 77.5 66.29 73.37 66.74 63.21 62.51
MemNet 75.79 66.42 71.16 72.4 66.43 67.37
CNN-ASP 84.52 70.99 76.09 78.17 76.24 74.39
GCAE 86.48 71.3 77.48 78.42 77.07 74.86
ReMemNN 80.27 66.66 73.94 73.15 69.41 67.76
SK-GCN 84.3 70.94 75.8 77.84 74.65 74.14
MCTNN 84.2 69.19 75.06 75.04 73.47 72.41
BERT-SPC 83.55 68.83 74.65 73.16 71.55 70.65
This article 88.62 72.16 77.88 79.78 78.91 76.29

Online education public opinion trend

Year The number of education Media participation Media coverage
2016 34 986 13505
2017 47 1062 8049
2018 78 2356 9256
2019 78 2605 9987
2020 89 3021 11245
2021 95 3340 15472
2022 101 3706 16321
2023 103 3908 17428
Sprache:
Englisch
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Fachgebiete der Zeitschrift:
Biologie, Biologie, andere, Mathematik, Angewandte Mathematik, Mathematik, Allgemeines, Physik, Physik, andere
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