Genqiang Jing, Fajie Duan, Lu Peng. Online evaluation method for the performance of in-service fiber optic strain monitoring systems[J]. Infrared and Laser Engineering, 2022, 51(4): 20210259

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- Infrared and Laser Engineering
- Vol. 51, Issue 4, 20210259 (2022)

Fig. 1. Technical framework

Fig. 2. System performance evaluation strategy

Fig. 3. Schematic diagram of proposed series matching method

Fig. 4. Schematic diagram of character mapping

Fig. 5. In-situ verification and test conditions

Fig. 6. Data series and preprocessing

Fig. 7. Matching procedure of data series

Fig. 8. Similarity and best match
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Table 1. Parameters of the fiber strain sensors
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Table 2. Sampling data segment and system performance index calculation

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