Construction of a Semantic Network for International Chinese Language Education Based on Knowledge Graph Technology and Optimization of Its Teaching Resources
e
23 set 2025
INFORMAZIONI SU QUESTO ARTICOLO
Pubblicato online: 23 set 2025
Ricevuto: 25 gen 2024
Accettato: 30 apr 2025
DOI: https://doi.org/10.2478/amns-2025-1112
Parole chiave
© 2025 Xiaoyun Han et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
Figure 1.

Figure 2.

Statistical results of the knowledge map
Categories | Building of knowledge map | Node number | Side number | Triad | Apogee | Network density(%) | Condensed subgroup |
---|---|---|---|---|---|---|---|
Chinese | Experiment 1 | 3894 | 2431 | 4445 | 65 | 0.17 | 418 |
Experiment 2 | 6124 | 2946 | 6124 | 98 | 0.18 | 551 | |
Mathematics and physics | Experiment 1 | 4308 | 1838 | 8431 | 205 | 0.31 | 244 |
Experiment 2 | 8643 | 2679 | 8643 | 221 | 0.39 | 429 | |
Chemistry and biology | Experiment 1 | 7612 | 2520 | 5349 | 52 | 0.25 | 267 |
Experiment 2 | 6617 | 2637 | 5617 | 123 | 0.29 | 441 | |
History and geography | Experiment 1 | 4981 | 1832 | 5208 | 142 | 0.36 | 154 |
Experiment 2 | 5741 | 2269 | 5741 | 159 | 0.47 | 323 | |
Politics | Experiment 1 | 6338 | 2698 | 4171 | 53 | 0.22 | 307 |
Experiment 2 | 6967 | 3020 | 4439 | 147 | 0.39 | 568 |
Knowledge semantic network entity extraction results
Categories | Physical extraction method | Document number | Complex concept | Entity number | Mean length | Accuracy rate(%) |
---|---|---|---|---|---|---|
Chinese | Ansj | 1352 | 2339 | 2177 | 2.35 | 91.58 |
Ours | 3382 | 3252 | 2.56 | 95.45 | ||
Mathematics and physics | Ansj | 3512 | 2991 | 2854 | 2.41 | 86.44 |
Ours | 3327 | 3178 | 2.85 | 91.05 | ||
Chemistry and biology | Ansj | 1315 | 2875 | 2280 | 2.55 | 90.63 |
Ours | 3941 | 3100 | 3.93 | 96.32 | ||
History and geography | Ansj | 1293 | 2286 | 1859 | 2.64 | 92.15 |
Ours | 3060 | 3255 | 2.87 | 97.66 | ||
Politics | Ansj | 846 | 1740 | 1381 | 2.45 | 94.33 |
Ours | 3342 | 3094 | 2.76 | 97.72 |
Comparison results of different models
Model | CTec2018 | CTec2020 | ||||
---|---|---|---|---|---|---|
Accuracy | Recall | F1 | Accuracy | Recall | F1 | |
CNN-BiLSTM-CRF | 66.17 | 68.02 | 67.08 | 79.93 | 78.69 | 79.33 |
BERT-CRF | 69.07 | 74.52 | 71.74 | 83.25 | 83.50 | 83.37 |
AdapCAN-Bert-CRF | 69.82 | 74.52 | 72.08 | 85.06 | 83.13 | 84.03 |
VisualBERT | 68.77 | 71.32 | 70.02 | 83.99 | 84.32 | 84.65 |
OCSGA | 74.64 | 71.14 | 72.85 | -- | -- | -- |
UMT | 71.60 | 75.16 | 73.34 | 85.21 | 85.27 | 85.24 |
UMGF | 74.41 | 75.14 | 74.78 | 86.47 | 84.43 | 85.44 |
HVPNet | 73.80 | 76.75 | 75.25 | 85.77 | 87.86 | 86.82 |
Ours | 75.79 | 76.91 | 76.34 | 87.42 | 88.03 | 87.23 |