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Machine learning approaches in Brillouin distributed fiber optic sensors
C Karapanagiotis, K Krebber - Sensors, 2023 - mdpi.com
This paper presents reported machine learning approaches in the field of Brillouin
distributed fiber optic sensors (DFOSs). The increasing popularity of Brillouin DFOSs stems …
distributed fiber optic sensors (DFOSs). The increasing popularity of Brillouin DFOSs stems …
Distributed humidity fiber-optic sensor based on BOFDA using a simple machine learning approach
C Karapanagiotis, K Hicke, A Wosniok, K Krebber - Optics Express, 2022 - opg.optica.org
We report, to our knowledge for the first time, on distributed relative humidity sensing in silica
polyimide-coated optical fibers using Brillouin optical frequency domain analysis (BOFDA) …
polyimide-coated optical fibers using Brillouin optical frequency domain analysis (BOFDA) …
Machine learning assisted BOFDA for simultaneous temperature and strain sensing in a standard optical fiber
C Karapanagiotis, K Hicke, K Krebber - Optics Express, 2023 - opg.optica.org
We report, to our knowledge for the first time on simultaneous distributed temperature and
strain sensing in a standard telecom optical fiber using a machine learning assisted Brillouin …
strain sensing in a standard telecom optical fiber using a machine learning assisted Brillouin …
Improving prediction accuracy and extraction precision of frequency shift from low-SNR Brillouin gain spectra in distributed structural health monitoring
In this paper, we studied the possibility of increasing the Brillouin frequency shift (BFS)
detection accuracy in distributed fibre-optic sensors by the separate and joint use of different …
detection accuracy in distributed fibre-optic sensors by the separate and joint use of different …
A collection of machine learning assisted distributed fiber optic sensors for infrastructure monitoring
C Karapanagiotis, K Hicke, K Krebber - tm-Technisches Messen, 2023 - degruyter.com
In this paper, we present a collection of machine learning assisted distributed fiber optic
sensors (DFOS) for applications in the field of infrastructure monitoring. We employ …
sensors (DFOS) for applications in the field of infrastructure monitoring. We employ …
Multi-physical field joint monitoring of buried gas pipeline leakage based on BOFDA
P Zhang, C Liu, D Yao, Y Ou… - Measurement Science and …, 2022 - iopscience.iop.org
Determining the leakage location in an underground gas pipeline is a serious technical
problem. Distributed fiber optic testing technology based on Brillouin optical frequency …
problem. Distributed fiber optic testing technology based on Brillouin optical frequency …
A modification of the backward correlation method for the brillouin frequency shift accurate extraction
FL Barkov, YA Konstantinov - Instruments and Experimental Techniques, 2023 - Springer
An improved method for extracting the Brillouin frequency shift in postprocessing of a given
Brillouin gain spectrum is presented. Modification of the method made it possible to expand …
Brillouin gain spectrum is presented. Modification of the method made it possible to expand …
Dynamic polarization-insensitive BOTDA in direct-detection OFDM with CNN-based BFS extraction
We propose a dynamic polarization-insensitive Brillouin optical time domain analyzer (D/PI-
BOTDA) with orthogonal frequency division multiplexing (OFDM) based on intensity …
BOTDA) with orthogonal frequency division multiplexing (OFDM) based on intensity …
Evaluation of the generalization performance of a CNN-assisted BOFDA system
C Karapanagiotis - Sensors and Measuring Systems; 21th ITG …, 2022 - ieeexplore.ieee.org
Brillouin Optical Frequency Domain Analysis (BOFDA) is a powerful and well-established
method for static distributed sensing of temperature and strain. Recently, we demonstrated a …
method for static distributed sensing of temperature and strain. Recently, we demonstrated a …
Fast peak searching method for Brillouin gain spectrum using positive-slope inflection point
Q Wang, Q Bai, Y Wang, N Cui, J Li… - Journal of Lightwave …, 2022 - opg.optica.org
A Fast peak searching method for Brillouin gain spectrum (BGS) using positive-slope
inflection point is proposed. In this method, the positive-slope inflection point of Brillouin gain …
inflection point is proposed. In this method, the positive-slope inflection point of Brillouin gain …