Mr. Pengfei Ma Profile

Pengfei Ma

at Tianjin Univ

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Publications (2)

Proceedings Article | 12 March 2020 Paper

A multiple events recognition scheme based on improved feature vectors for fiber optic perimeter security system

Zhenshi Sun, Kun Liu, Junfeng Jiang, Pengfei Ma, Tiegen Liu

Proceedings Volume 11436, 1143604 (2020) https://doi.org/10.1117/12.2540398

KEYWORDS: Fiber optics, Neural networks, Network security, Sensing systems, Feature extraction, Detection and tracking algorithms, Signal processing, Mach-Zehnder interferometers, Fiber optics sensors, Defense and security

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Proceedings Article | 12 March 2020 Paper

Variational mode decomposition-based endpoint detection for distributed fiber interferometric vibration sensing systems

Pengfei Ma, Kun Liu, Junfeng Jiang, Zhenshi Sun, Liwang Zhang, Tiegen Liu

Proceedings Volume 11436, 1143602 (2020) https://doi.org/10.1117/12.2539217

KEYWORDS: Interferometry, Sensing systems, Sensors, Fiber optics sensors, Mach-Zehnder interferometers, Fiber optics, Wavelets, Michelson interferometers, Bridges, Environmental sensing

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