Cable vibration measurement based on broad-band phase-based
Therefore, this study proposes a method based on the broad-band phase-based video motion magnification (BPVMM) and the line tracking algorithms for the vibration measurement of
Optic Cable Tracking and Positioning Method Based on
This paper makes the analysis of fiber optic cable tracking and positioning analysis based on distributed fiber vibration sensing.
Seeing the Vibration from Fiber-Optic Cables: Rain Intensity
The basic principle behind the DFOS is that cable conditions such as a change of strain or temperature on the cable can influence the properties of the light signal traveling through an optical fiber.
Vibration area localization and event recognition for underground
The vibration area localization model for underground power optical cables in multiple laying scenarios requires not only locating vibration areas but also generating laying scenario labels.
Optical cable vibration positioning device and method
The invention discloses a positioning device for optical cable vibration, which comprises: the system comprises a first optical pulse transmitter, a second optical pulse transmitter, a first wavelength
Self-Optimized Vibration Localization Based on
Abstract: As the most common member of the underground pipeline, optical cable has already spread throughout the urban region. By combining the distributed acoustic sensing (DAS)
Vibration area localization and event recognition for
To solve the above problems, we propose a method for vibration area localization and event recognition of the underground power optical cable based on PGSD-YOLO and 1DCNN
Real-Time Distributed Optical Fiber Vibration Recognition via
External vibrations alter the fiber''s optical parameters, generating detectable phase and intensity variation in the back-scattered signal. Analysis of these change patterns enables simultaneous
Advances in distributed fiber optic vibration/acoustic sensing
Distributed fiber optic vibration/acoustic sensing technology utilizes the Rayleigh back-scattered light generated by periodically injecting laser pulses into fiber under test (FUT) to achieve
Semantic Image Segmentation Based Cable Vibration Frequency
In this study, a state-of-the-art method based on modified convolutional neural network semantic image segmentation, which is compatible with extensively varying real-world backgrounds, is presented for
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