[1] Wang D W, Feng H, Yang Y et al. Study on leakage identification method of water supply pipeline based on Ф-OTDR optical fiber sensing technology[J]. Chinese Journal of Scientific Instrument, 38, 830-837(2017).

[2] Sun H. Research on signal recognition technology in optical fiber security system[D]. Beijing: Beijing University of Posts and Telecommunications, 1-2(2019).

[3] Rao Y, Lobo Ribeiro A, Jackson D et al. Simultaneous spatial, time and wavelength division multiplexed in-fibre grating sensing network[J]. Optics Communications, 125, 53-58(1996).

[4] Ecke W, Latka I, Willsch R et al. Fiber optic sensor network for spacecraft health monitoring[J]. Measurement Science and Technology, 12, 974-980(2001).

[5] Chen Z P, Hu M, Li B et al. Intelligent perimeter security system based on FBGS array technology[J]. Transducer and Microsystem Technologies, 36, 121-123, 136(2017).

[6] Shi Y, Wang Y Y, Zhao L et al. An event recognition method for Φ-OTDR sensing system based on deep learning[J]. Sensors, 19, 3421-3422(2019).

[7] Ye G Y, Jiang Y[J]. Low-cost distributed fiber optic sensor for perimeter securityInstrument Technique and Sensor, 2019, 90-93.

[8] Liu S, Han X Y, Xiong Y C et al. Distributed vibration detection system based on weak fiber Bragg grating array[J]. Chinese Journal of Lasers, 44, 0210001(2017).

[9] Wang Y M, Gong J M, Dong B et al. A large serial time-division multiplexed fiber Bragg grating sensor network[J]. Journal of Lightwave Technology, 30, 2751-2756(2012).

[10] Li W, Zhang Y J. Enhanced phase sensitive optical time-domain reflectometer vibration sensing system based on weak grating array[J]. Chinese Journal of Lasers, 45, 0810001(2018).

[11] Zhang L. Research of optical fiber sensing technology based on phase sensitive optical time domain reflectometer[D]. Wuhan: Wuhan Research Institute of Posts and Telecommunications, 10-11(2018).

[12] Wang Y. Study on the optical fiber vibration sensing technology based on Φ-OTDR[D]. Chengdu: University of Electronic Science and Technology of China, 26-27(2018).

[13] Ding S F, Su C Y, Yu J Z. An optimizing BP neural network algorithm based on genetic algorithm[J]. Artificial Intelligence Review, 36, 153-162(2011).

[14] Yang J G. Research on signal to noise ratio enhancement and pattern recognition method of Φ-OTDR distributed optical fiber sensing system[D]. Chengdu: Southwest Jiaotong University, 23-33(2018).

[15] Chen P C, You C T, Ding P F. Pattern recognition of intrusion events in perimeter defense areas of optical fiber[J]. Chinese Journal of Lasers, 46, 1006001(2019).