Physical Human Activity Recognition Based on Spectral Graph Wavelet Transforms Integrated with Machine Learning Model
Paper
Paper/Presentation Title | Physical Human Activity Recognition Based on Spectral Graph Wavelet Transforms Integrated with Machine Learning Model |
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Presentation Type | Paper |
Authors | Abdulla, Shahab, Majeed, Amar S., Al-Khafaji, Ali Basim, Alsalman, Wesaam, Diykh, Mohammed, Sahi, Aqeel, Alabdally, Hussein and Khudhur, Khaleel Ali |
Journal or Proceedings Title | Proceedings of the13th International Conference on Health Information Science (HIS 2025) |
Journal Citation | 15336, pp. 270-280 |
Number of Pages | 11 |
Year | 2025 |
Publisher | Springer |
Place of Publication | Singapore |
ISBN | 9789819655960 |
9789819655977 | |
Digital Object Identifier (DOI) | https://doi.org/10.1007/978-981-96-5597-7_24 |
Web Address (URL) of Paper | https://link.springer.com/chapter/10.1007/978-981-96-5597-7_24 |
Web Address (URL) of Conference Proceedings | https://link.springer.com/book/10.1007/978-981-96-5597-7 |
Conference/Event | 13th International Conference on Health Information Science (HIS 2024) |
Event Details | 13th International Conference on Health Information Science (HIS 2024) Parent International Conference on Health Information Science (HIS) Delivery Online Event Date 08 to end of 10 Dec 2024 Event Location Hong Kong, China |
Abstract | The rapid advance in lifelog data which is captured through smartphones has shown the need for sophisticated tools to better understand human’s behaviour from physical activity. Analysing lifelog data is challenging and complex task due to its nonstationary nature. Designing proper human activity recognition (HAR) techniques is necessary to obtain a significant interpretation for human behaviour. In respond, we deigned a spectral graph wavelet transform (SGWT) based machine learning model for HAR. Each row of human activity data is transferred into an undirected graph and then, SGWT is applied. The SGWT coefficients are investigated and used to classify physical human activity. We employed the principal component analysis model to reduce feature dimensionality. The extracted features are sent to several classification models such as a support vector machine (SVM), stacking, Boosting, least support vector machine (LS-SVM), k-nearest (KNN). The proposed model is evaluated using a publicly available dataset. The stacking classifier obtained 0.97% accuracy. The proposed model for HAR obtained an outstanding classification rate compared to the previous models. The results proved that the proposed model is a useful tool for analysing human behaviour. |
Keywords | classification; HAR; SGWT; feature; graph; stacking |
Contains Sensitive Content | Does not contain sensitive content |
ANZSRC Field of Research 2020 | 469999. Other information and computing sciences not elsewhere classified |
Public Notes | The accessible file is the accepted version of the paper. Please refer to the URL for the published version. |
Series | Lecture Notes in Computer Science |
Byline Affiliations | UniSQ College |
University of Baghdad, Iraq | |
University of Thi-Qar, Iraq | |
Al-Ayen University, Iraq | |
School of Mathematics, Physics and Computing | |
Northern Technical University, Iraq |
https://research.usq.edu.au/item/zx7qv/physical-human-activity-recognition-based-on-spectral-graph-wavelet-transforms-integrated-with-machine-learning-model
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