Bao-cun FAN, Yan WANG, Chen-chen HUANG, Zi-yang GE, Ping JIN. Pulse Wave Signal Feature Recognition Based on Time-domain Differential Period Ratio[J]. Acta Photonica Sinica, 2020, 49(12): 51
- Acta Photonica Sinica
- Vol. 49, Issue 12, 51 (2020)
Fig. 1. FBG pulse wave sensor packaging and acquisition
Fig. 2. EMD decomposition result
Fig. 3. Pulse wave preprocessing effect diagram
Fig. 4. Pulse wave signal feature division
Fig. 5. Feature extraction algorithm flowchart
Fig. 6. Different types of pulse waves
Fig. 7. Different types of pulse wave recognition
Fig. 8. Results of pulse wave feature extraction in resting state
Fig. 9. Feature extraction and results of pulse wave under exercise
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Table 1. The relative position of tidal wave and dicrotic wave in T1 cycle under different conditions
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Table 2. Accuracy of feature point positioning in resting state (%)
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Table 3. Accuracy of feature point positioning under motion (%)
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