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Characterization of DWT as denoising method for φ-OTDR signal
(Universiti Malaysia Perlis (UniMAP), 2021-12)
DAS system based on φ-OTDR technique suffers from random noises that affect the signalto-
noise-ratio of the extracted signals. This results in high false alarm rate, reducing the
capabilities of the systems to detect ...
Improving event classification using Gammatone Filter for distributed acoustic sensing
(Universiti Malaysia Perlis (UniMAP), 2021-12)
The phase optical time domain reflectometry (Φ-OTDR) system offers several advantages
suitable for distributed acoustic sensing application. It has long sensing range, great antielectromagnetic
interference, and high ...