Yan WANG, Junliang WANG, Wei ZHU, Haoyu XU, Chao JIANG. Human Posture Recognition Based on FBG Flexible Sensors[J]. Acta Photonica Sinica, 2023, 52(12): 1206003
- Acta Photonica Sinica
- Vol. 52, Issue 12, 1206003 (2023)
Fig. 1. Basic working principle of FBG
Fig. 2. Model meshing and simulated plantar pressure distribution cloud map
Fig. 3. K fold cross verification
Fig. 4. Specific flow of KCV-SVR
Fig. 5. Location and spectral diagram of FBG sensor
Fig. 6. Relationship between FBG sensors and pressure
Fig. 7. Different postures of participants
Fig. 8. The center wavelength deviation of FBG in standing and one-legged standing posture
Fig. 9. Parameter selection of KCV method（K=5）
Fig. 10. Prediction results of SVR and KCV-SVR chart
Fig. 11. SVR and KCV-SVR prediction errors
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Table 1. Material parameter
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Table 2. Evaluation indexes of the two models
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