[1] Li X L, Sun Q Z, Wo J H et al. Hybrid TDM/WDM based fiber-optic sensor network for perimeter intrusion detection[J]. Journal of Lightwave Technology, 30, 1113-1120(2011).

[2] Yuan L B, Dong Y T. Loop topology based white light interferometric fiber optic sensor network for application of perimeter security[J]. Photonic Sensors, 1, 260-267(2011).

[3] Liu X, Jin B Q, Bai Q et al. Distributed fiber-optic sensors for vibration detection[J]. Sensors, 16, 1164(2016).

[4] Zhang X P, Ding Z W, Hong R et al. Phase sensitive optical time-domain reflective distributed optical fiber sensing technology[J]. Acta Optica Sinica, 41, 0106004(2021).

[5] Yuan W, Pang B, Bo J et al. Fiber optic line-based sensor employing time delay estimation for disturbance detection and location[J]. Journal of Lightwave Technology, 32, 1032-1037(2014).

[6] Chen Q N. Research on key technologies of dual Mach-Zehnder distributed vibration sensing system[D], 14-18(2015).

[7] Li Y H, Chen Y, Liu H L et al. Respiration and heartbeat signal acquisition method based on fiber optic sensing[J]. Chinese Journal of Lasers, 49, 0406004(2022).

[8] Wang B J, Li K, Shi B et al. Test on application of distributed fiber optic sensing technique into soil slope monitoring[J]. Landslides, 6, 61-68(2009).

[9] Zhou Z C, Liu K, Jiang J F et al. Optical fiber vibration-sensing event recognition based on CLDNN[J]. Acta Optica Sinica, 41, 1306019(2021).

[10] Tian M. Research and implement of algorithms for the fiber perimeter security system based on dual Mach-Zehnder[D], 22-26(2017).

[11] Huang X D, Wang Y D, Liu K et al. Event discrimination of fiber disturbance based on filter bank in DMZI sensing system[J]. IEEE Photonics Journal, 8, 7100814(2016).

[12] Wu H J, Chen J P, Liu X R et al. One-dimensional CNN-based intelligent recognition of vibrations in pipeline monitoring with DAS[J]. Journal of Lightwave Technology, 37, 4359-4366(2019).

[13] Li Y, Liu T G, Wang S J et al. All fiber distributed long-distance perimeter security monitoring system with video linkage function[J]. Journal of Optoelectronics·Laser, 24, 1752-1757(2013).

[14] Sun Z S, Liu K, Jiang J F et al. Optical fiber distributed vibration sensing using grayscale image and multi-class deep learning framework for multi-event recognition[J]. IEEE Sensors Journal, 21, 19112-19120(2021).

[15] Zhu M T, Wu X J, Zheng G F et al. Load signal edition method based on the short-time Fourier transform to durability test of vehicle component[J]. Journal of Mechanical Engineering, 55, 126-134(2019).

[16] Xu Z B, Huang X P, Huang Y et al. A real-time zanthoxylum target detection method for an intelligent picking robot under a complex background, based on an improved YOLOv5s architecture[J]. Sensors, 22, 682(2022).

[17] Luo S, Yu J, Xi Y J et al. Aircraft target detection in remote sensing images based on improved YOLOv5[J]. IEEE Access, 10, 5184-5192(2022).

[18] Lei F, Tang F F, Li S H. Underwater target detection algorithm based on improved YOLOv5[J]. Journal of Marine Science and Engineering, 10, 310(2022).

[19] Li X, He M, Luo H B et al. Occluded pedestrian detection algorithm based on improved YOLOv3[J]. Acta Optica Sinica, 42, 1415003(2022).

[20] Sun X, Xu W C. Fast implementation of DeLong′s algorithm for comparing the areas under correlated receiver operating characteristic curves[J]. IEEE Signal Processing Letters, 21, 1389-1393(2014).

[21] Chen J P. A 1-D CNN method for the oil/gas pipeline security detection and identification with DOFS[D], 40-41(2019).