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Mining and Teaching Design of Civics Topics in English Courses Based on LDA Topic Modeling

Lvfang Chen

Lvfang Chen

School of Foreign Languages, Jingchu University of TechnologyJingmen, China
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Chen, Lvfang
  
21 mar 2025
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Publicado en línea: 21 mar 2025
Recibido: 06 nov 2024
Aceptado: 06 feb 2025
DOI: https://doi.org/10.2478/amns-2025-0593
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© 2025 Lvfang Chen, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1.

LDA topic model generation diagram
LDA topic model generation diagram

Figure 2.

Heatmap of key word probability change over time from topic 1
Heatmap of key word probability change over time from topic 1

Figure 3.

Heatmap of key word probability change over time from topic 2
Heatmap of key word probability change over time from topic 2

Figure 4.

Heatmap of key word probability change over time from topic 3
Heatmap of key word probability change over time from topic 3

Figure 5.

Heatmap of key word probability change over time from topic 4
Heatmap of key word probability change over time from topic 4

Figure 6.

Positive evaluation group high frequency vocabulary sorting
Positive evaluation group high frequency vocabulary sorting

Figure 7.

Negative evaluation group high frequency vocabulary sorting
Negative evaluation group high frequency vocabulary sorting

Positive evaluation group topic-word matrix

Topic 1(0.431) Topic 2(0.371) Topic 3(0.198)
hope 0.047 mechanical 0.027 lecture 0.031
example 0.025 explain 0.025 speed 0.026
voice 0.017 recite 0.022 waiting 0.022
explain 0.017 means 0.021 material 0.019
fail to grasp 0.017 without 0.020 incapable 0.019
dig in 0.017 read 0.015 place 0.018
understand 0.016 speak 0.015 progress 0.017
inefficient 0.015 part 0.012 enhance 0.016
abstract 0.014 lecture 0.012 fail to catch up 0.015
without 0.011 question 0.011 pace 0.012
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Temas de la revista:
Ciencias de la vida, Ciencias de la vida, otros, Matemáticas, Matemáticas aplicadas, Matemáticas generales, Física, Física, otros
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