LAUSR

About LAUSR
Donate
Contact Us

Follow us:

You are not signed in:

Sign Up!


   Articles with "acoustic sensing" as a keyword



Discussion on the sensitivity of optical cables based on distributed acoustic sensing

Sign Up to like & get
recommendations! Published in 2019 at "Optical Review"

DOI: 10.1007/s10043-019-00547-x

Abstract: Distributed acoustic sensing (DAS) technology plays an increasingly important role in the field of underwater acoustic detection because of its own advantages. To measure acoustic pressure sensitivity of seven kinds of optical cables in the… read more here.

Keywords: optical cables; pressure sensitivity; acoustic pressure; sensitivity ... See more keywords

Characterising sediment thickness beneath a Greenlandic outlet glacier using distributed acoustic sensing: preliminary observations and progress towards an efficient machine learning approach

Sign Up to like & get
recommendations! Published in 2023 at "Annals of Glaciology"

DOI: 10.1017/aog.2023.15

Abstract: Distributed Acoustic Sensing (DAS) is increasingly recognised as a valuable tool for glaciological seismic applications, although analysing the large data volumes generated in acquisitions poses computational challenges. We show the potential of active-source DAS to… read more here.

Keywords: beneath; outlet glacier; acoustic sensing; machine learning ... See more keywords

DAS to discharge: using distributed acoustic sensing (DAS) to infer glacier runoff

Sign Up to like & get
recommendations! Published in 2024 at "Journal of Glaciology"

DOI: 10.1017/jog.2024.46

Abstract: Abstract Observations of glacier melt and runoff are of fundamental interest in the study of glaciers and their interactions with their environment. Considerable recent interest has developed around distributed acoustic sensing (DAS), a sensing technique… read more here.

Keywords: sensing das; discharge; acoustic sensing; distributed acoustic ... See more keywords

Distributed Acoustic Sensing of Seismic Properties in a Borehole Drilled on a Fast‐Flowing Greenlandic Outlet Glacier

Sign Up to like & get
recommendations! Published in 2020 at "Geophysical Research Letters"

DOI: 10.1029/2020gl088148

Abstract: Distributed Acoustic Sensing (DAS) is a new technology in which seismic energy is detected, at high spatial and temporal resolution, using the propagation of laser pulses in a fiber‐optic cable. We show analyses from the… read more here.

Keywords: fast flowing; distributed acoustic; outlet; acoustic sensing ... See more keywords

Acoustic Sensing of Glacial Discharge in Greenland

Sign Up to like & get
recommendations! Published in 2023 at "Geophysical Research Letters"

DOI: 10.1029/2023gl103235

Abstract: The accessibility and simplicity of monitoring instruments and processing methods are crucial for environmental monitoring worldwide. There is growing evidence that proglacial discharge may be observed by listening to the glacier terminus using sophisticated tools,… read more here.

Keywords: acoustic sensing; discharge greenland; sensing glacial; discharge ... See more keywords

High‐Frequency Tsunamis Excited Near Torishima Island, Japan, Observed by Distributed Acoustic Sensing

Sign Up to like & get
recommendations! Published in 2024 at "Geophysical Research Letters"

DOI: 10.1029/2024gl108714

Abstract: Recent distributed acoustic sensing (DAS) experiments in ocean areas throughout the world have accumulated records for various wavefields. However, there are few tsunami records because tsunami observation depends on the DAS experimental period and its… read more here.

Keywords: frequency; frequency tsunamis; acoustic sensing; distributed acoustic ... See more keywords

Comprehensive Dataset for Event Classification Using Distributed Acoustic Sensing (DAS) Systems

Sign Up to like & get
recommendations! Published in 2025 at "Scientific Data"

DOI: 10.1038/s41597-025-05088-4

Abstract: Distributed Acoustic Sensing (DAS) technology leverages optical fibers to detect acoustic signals over long distances, offering high-resolution data critical for applications such as seismic monitoring, structural health monitoring, and security. A significant challenge in DAS… read more here.

Keywords: classification; event classification; das systems; acoustic sensing ... See more keywords
Photo from wikipedia

Ultra-broadband local active noise control with remote acoustic sensing

Sign Up to like & get
recommendations! Published in 2020 at "Scientific Reports"

DOI: 10.1038/s41598-020-77614-w

Abstract: One enduring challenge for controlling high frequency sound in local active noise control (ANC) systems is to obtain the acoustic signal at the specific location to be controlled. In some applications such as in ANC… read more here.

Keywords: system; active noise; local active; remote acoustic ... See more keywords

Application of machine learning for signal recognition in distributed fibre optic acoustic sensing technology

Sign Up to like & get
recommendations! Published in 2024 at "IET Optoelectronics"

DOI: 10.1049/ote2.12120

Abstract: Coherent Rayleigh scattering‐based distributed fibre optic sensing technology enables real‐time acquisition of vibration and acoustic information along the optical fibres. However, the complexity of monitoring environments often leads to false alarms and missed detections during… read more here.

Keywords: technology; fibre optic; recognition; acoustic sensing ... See more keywords

Analysis of Saturation Effects of Distributed Acoustic Sensing and Detection on Signal Clipping for Strong Motions

Sign Up to like & get
recommendations! Published in 2025 at "Geophysical Journal International"

DOI: 10.1093/gji/ggaf089

Abstract: Distributed Acoustic Sensing (DAS) systems are increasingly used for earthquake monitoring due to their cost-effectiveness and high spatial resolution. However, signals exceeding the dynamic range in DAS systems lead to signal clipping and data loss… read more here.

Keywords: signal clipping; saturation effects; acoustic sensing; distributed acoustic ... See more keywords

Seafloor fiber optical cable repositioning using Target Motion Analysis on Distributed Acoustic Sensing of underwater acoustic noise

Sign Up to like & get
recommendations! Published in 2025 at "Geophysical Journal International"

DOI: 10.1093/gji/ggaf339

Abstract: Distributed Acoustic Sensing (DAS) is a recent technology that turns optical fibers into multi-sensor arrays. In the marine environment, it offers new possibilities for measuring seismic and environmental signals. While DAS can be applied to… read more here.

Keywords: tma; cable; source; acoustic sensing ... See more keywords