Acta Photonica Sinica, Volume. 51, Issue 3, 0306004(2022)
Design of Cobweb Fiber Bragg Grating Sensor Network Based on Gated Circulation Unit
Figures & Tables(12)
Fig. 8. Test results of the training model under five overlapping conditions
Fig. 9. Wavelength values of four FBG under different measured strain values in the GRU model
Table 1. Experimental results of cobweb network reliability
View tableView in ArticleTable 1. Experimental results of cobweb network reliability
Case D1，D2，and D3 operations Can CO receive the reflection spectrum of F prime Schematic color Fault1 Disconnect：D1 input Yes Red Fault2 Disconnect：D1 input and output Yes Blue Fault3 Disconnect：D1 input/output，D2 input Yes Green Fault4 Disconnect：D1 input/output，D2 input/output No Purple
Table 2. This paper summarizes the algorithm model
View tableView in ArticleTable 2. This paper summarizes the algorithm model
Layer （type） Output shape Param # Total params：2，717，454
Trainable params：2，717，454
Non-trainable params：0
gru （GRU） （None，50，500） 783 000 gru_1 （GRU） （None，50，500） 1 503 000 gru_2 （GRU） （None，200） 421 200 dropout （Dropout） （None，200） 0 dense （Dense） （None，50） 10 050 dense_1 （Dense） （None，4） 204
Table 3. Spectral demodulation results for different overlap condition
View tableView in ArticleTable 3. Spectral demodulation results for different overlap condition
Case Predicted True RMSE/
pm
λB1/nm λB2/nm λB3/nm λB4/nm λB1/nm λB2/nm λB3/nm λB4/nm a 1 552.748 901 1 552.924 842 1 553.314 941 1 553.705 13 1 552.75 1 552.925 1 553.315 1 553.705 0.559 8 b 1 553.001 034 1 552.924 836 1 553.314 951 1 553.705 125 1 553 1 552.925 1 553.315 1 553.705 0.527 8 c 1 553.251 226 1 552.924 849 1 553.314 963 1 553.705 12 1 553.25 1 552.925 1 553.315 1 553.705 0.620 8 d 1 553.500 811 1 552.924 857 1 553.314 982 1 553.705 113 1 553.5 1 552.925 1 553.315 1 553.705 0.415 9 e 1 553.748 899 1 552.924 862 1 553.314 983 1 553.705 098 1 553.75 1 552.925 1 553.315 1 553.705 0.557 0
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Xiangxin SHAO, Zixiao MA, Tianqi LU, Dong LI, Hong JIANG. Design of Cobweb Fiber Bragg Grating Sensor Network Based on Gated Circulation Unit[J]. Acta Photonica Sinica, 2022, 51(3): 0306004
Paper Information
Category: Fiber Optics and Optical Communications
Received: Jun. 10, 2021
Accepted: Sep. 14, 2021
Published Online: Apr. 8, 2022
The Author Email: JIANG Hong (jianghong@ccut.edu.cn)
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