A Feasibility Study of a Respiratory Rate Measurement System Using Wearable MOx Sensors
Abstract
:1. Introduction
2. Materials and Methods
2.1. MOx Sensor
2.2. Experimental Measurement Environment
2.3. Evaluation Method of Wearable MOx Sensor
2.4. Experiment 1: Measurement at Rest and during Body Movement
2.5. Experiment 2: Measurement with Coughing and Yawning
3. Experiment Results and Discussion
4. One-Class SVM-Based Normal Respiration Detection
4.1. Principle
4.2. Performance Evaluation
4.2.1. Setup
4.2.2. Results and Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Parts | Part Name & Manufacturer Origin |
---|---|
MOx sensor | KS0457 keyestudio CCS811 Carbon Dioxide Air Quality Sensor, Shenzhen, China |
Microcomputer board | Arduino UNO A000066, Monza, Italy |
Mouth shield | Virec NK-002, Saitama, Japan |
Pillow | Polyester cushion, Tokyo, Japan |
Average | Standard Deviation | |
---|---|---|
Rest | 22.03 bpm | 1.555 bpm |
Movement | 22.03 bpm | 1.555 bpm |
Average | Standard Deviation | |
---|---|---|
w/o cough, yawn | 22.03 bpm | 1.555 bpm |
w cough, yawn | 26.72 bpm | 2.043 bpm |
Predicted | |||
---|---|---|---|
Actual | Neg. | Pos. | |
Neg. | TNR 78.03% | FPR 21.97% | |
Pos. | FNR 21.97% | TPR 78.03% |
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Fukuda, M.; Hyry, J.; Omoto, R.; Shimazaki, T.; Kobayashi, T.; Anzai, D. A Feasibility Study of a Respiratory Rate Measurement System Using Wearable MOx Sensors. Information 2024, 15, 492. https://doi.org/10.3390/info15080492
Fukuda M, Hyry J, Omoto R, Shimazaki T, Kobayashi T, Anzai D. A Feasibility Study of a Respiratory Rate Measurement System Using Wearable MOx Sensors. Information. 2024; 15(8):492. https://doi.org/10.3390/info15080492
Chicago/Turabian StyleFukuda, Mitsuhiro, Jaakko Hyry, Ryosuke Omoto, Takunori Shimazaki, Takumi Kobayashi, and Daisuke Anzai. 2024. "A Feasibility Study of a Respiratory Rate Measurement System Using Wearable MOx Sensors" Information 15, no. 8: 492. https://doi.org/10.3390/info15080492