Abstract
School bullying is common in school life, which has a negative impact on students’ physical and mental health. Nowadays, the research on school bullying at home and abroad mostly relies on human resources. In this paper, a school bullying detection algorithm based on pattern recognition techniques is presented. The authors firstly collect and pre-process the emotional speech data, and extract the MFCC features. Then they reduce the dimension of features to 6 by the PCA algorithm. They design a two-level SVM model in series with linear kernel for classification. The algorithm proposed in this paper effectively achieves a high recognition performance. The accuracy of the algorithm reaches 86.59% and the F1-Measure reaches 87.36%.
| Original language | English |
|---|---|
| Title of host publication | Communications, Signal Processing, and Systems - Proceedings of the 9th International Conference on Communications, Signal Processing, and Systems |
| Editors | Qilian Liang, Wei Wang, Xin Liu, Zhenyu Na, Xiaoxia Li, Baoju Zhang |
| Publisher | Springer Science and Business Media Deutschland GmbH |
| Pages | 1088-1093 |
| Number of pages | 6 |
| ISBN (Print) | 9789811584107 |
| DOIs | |
| State | Published - 2021 |
| Event | 9th International Conference on Communications, Signal Processing, and Systems, CSPS 2020 - Changbaishan, China Duration: 4 Jul 2020 → 5 Jul 2020 |
Publication series
| Name | Lecture Notes in Electrical Engineering |
|---|---|
| Volume | 654 LNEE |
| ISSN (Print) | 1876-1100 |
| ISSN (Electronic) | 1876-1119 |
Conference
| Conference | 9th International Conference on Communications, Signal Processing, and Systems, CSPS 2020 |
|---|---|
| Country/Territory | China |
| City | Changbaishan |
| Period | 4/07/20 → 5/07/20 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 3 Good Health and Well-being
Keywords
- MFCC
- PCA
- Pattern recognition
- SVM
- School bullying
- Wrapper
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