Now showing items 1-2 of 2

    • Characterization of DWT as denoising method for φ-OTDR signal 

      M. S., Yusri; B., Faisal; A., Ismail; N. L., Saleh; M. F., Ismail; N. D., Nordin; A. H., Sulaiman; F., Abdullah; M. Z., Jamaludin (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 

      B., Faisal; M. S., Yusri; A., Ismail; N. L., Saleh; M. F., Ismail; N. D., Nordin; A. H., Sulaiman; F., Abdullah; M. Z., Jamaludin (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 ...