Biondo Biondi
YOU?
Author Swipe
View article: Fiber‐Optic Seismic Full Waveform Monitoring of Groundwater Dynamics
Fiber‐Optic Seismic Full Waveform Monitoring of Groundwater Dynamics Open
Understanding groundwater dynamics is critical for sustainable water management, particularly as climate extremes become more intense and frequent. However, the resolution of existing subsurface observational tools remains inadequate for d…
View article: Bridge Monitoring Using Existing Telecom Fiber-Optic Networks
Bridge Monitoring Using Existing Telecom Fiber-Optic Networks Open
Aging bridges pose significant risks to public safety. Although sensing technologies offer a potential solution for structural health monitoring, the high cost and complexity of installing and maintaining dedicated sensing systems have lim…
View article: Urban Monitoring Using Pre-Existing Telecommunication Fiber-Optic Networks as Distributed Acoustic Sensing Systems: A Review
Urban Monitoring Using Pre-Existing Telecommunication Fiber-Optic Networks as Distributed Acoustic Sensing Systems: A Review Open
Urban monitoring is important for maintaining safe and sustainable urban life through infrastructure assessment, resource optimization, and public safety enhancement. Vibration and seismic signals offer rich insights into urban environment…
View article: Observations and modeling of flexural-mode Lamb waves in box girder bridges using pre-existing telecommunication fiber-optic cables
Observations and modeling of flexural-mode Lamb waves in box girder bridges using pre-existing telecommunication fiber-optic cables Open
Bridge superstructures, such as slabs and box girders, behave as plate-like structures where Lamb waves propagate. Lamb wave characteristics are highly sensitive to structural properties and damage. Variations in Lamb wave characteristics …
View article: Daily Groundwater Monitoring Using Vehicle-DAS Elastic Full-waveform Inversion
Daily Groundwater Monitoring Using Vehicle-DAS Elastic Full-waveform Inversion Open
Understanding groundwater dynamics is critical for sustainable water management, particularly as climate extremes intensify. However, the resolutions of existing subsurface observational tools are still inadequate for detailed aquifer moni…
View article: Modelling uncertainty in <i>P</i>-wave arrival-times retrieved from DAS data: case-studies from 15 fibre optic cables
Modelling uncertainty in <i>P</i>-wave arrival-times retrieved from DAS data: case-studies from 15 fibre optic cables Open
SUMMARY Distributed acoustic sensing (DAS) technology enables the detection of waves generated by seismic events, generally as uniaxial strain/strain rate time-series observed for dense, subsequent, portions of a Fibre Optic Cable (FOC). D…
View article: Urban Sensing Using Existing Fiber-Optic Networks
Urban Sensing Using Existing Fiber-Optic Networks Open
The analysis of urban seismic signals offers valuable insights into urban environments and society. Yet, accurate detection and localization of seismic sources on a city-wide scale with conventional seismographic network is unavailable due…
View article: Characterizing Vehicle-Induced Distributed Acoustic Sensing Signals for Accurate Urban Near-Surface Imaging
Characterizing Vehicle-Induced Distributed Acoustic Sensing Signals for Accurate Urban Near-Surface Imaging Open
Continuous seismic monitoring of the near-surface structure is crucial for urban infrastructure safety, aiding in the detection of sinkholes, subsidence, and other seismic hazards. Utilizing existing telecommunication optical fibers as Dis…
View article: Monitoring changes in subsurface seismic properties caused by heavy rains with a roadside DAS by targeted interferometry
Monitoring changes in subsurface seismic properties caused by heavy rains with a roadside DAS by targeted interferometry Open
Many cities worldwide are threatened by flooding and sea level rise because of climate change. Early detection of potential threats is essential for safeguarding human lives and housing, as well as critical infrastructures. Continuous moni…
View article: The Global DAS Month of February 2023
The Global DAS Month of February 2023 Open
During February 2023, a total of 32 individual distributed acoustic sensing (DAS) systems acted jointly as a global seismic monitoring network. The aim of this Global DAS Month campaign was to coordinate a diverse network of organizations,…
View article: Using Vehicle-induced DAS Signals for Near-surface Characterization with High Spatiotemporal Resolution
Using Vehicle-induced DAS Signals for Near-surface Characterization with High Spatiotemporal Resolution Open
We utilize a large number of vehicles transiting on city streets as non-dedicated seismic sources for continuous near-surface monitoring.• Our method outperforms ambient noise interferometry in efficiency and resolution, leveraging selecti…
View article: Spatial Deep Deconvolution U-Net for Traffic Analyses With Distributed Acoustic Sensing
Spatial Deep Deconvolution U-Net for Traffic Analyses With Distributed Acoustic Sensing Open
International audience
View article: DeepNRMS: Unsupervised Deep Learning for Noise-Robust CO2 Monitoring in Time-Lapse Seismic Images
DeepNRMS: Unsupervised Deep Learning for Noise-Robust CO2 Monitoring in Time-Lapse Seismic Images Open
Monitoring stored CO2 in carbon capture and storage projects is crucial for ensuring safety and effectiveness. We introduce DeepNRMS, a novel noise-robust method that effectively handles time-lapse noise in seismic images. The DeepNRMS lev…
View article: INTEGRATING PRE-EXISTING TELECOMMUNICATION FIBER CABLE VIBRATION SENSING AND DRIVE-BY VEHICLE VIBRATION SENSING FOR SCALABLE BRIDGE HEALTH MONITORING
INTEGRATING PRE-EXISTING TELECOMMUNICATION FIBER CABLE VIBRATION SENSING AND DRIVE-BY VEHICLE VIBRATION SENSING FOR SCALABLE BRIDGE HEALTH MONITORING Open
We introduce a novel and scalable bridge health monitoring approach by combining pre-existing telecommunication fiber vibration sensing and drive-by vehicle vibration sensing. Many bridges have pre-existing telecommunication fiber cables c…
View article: Source footprint elimination in full-waveform inversion by model extension: Application to elastic guided waves recorded by distributed acoustic sensing in unconventional reservoir
Source footprint elimination in full-waveform inversion by model extension: Application to elastic guided waves recorded by distributed acoustic sensing in unconventional reservoir Open
Source footprints represent an inherent problem to full-waveform inversion (FWI). They are caused by the high data sensitivity to the model parameters in the vicinity of the seismic sources and can be exacerbated by source-related errors i…
View article: TelecomTM: A Fine-Grained and Ubiquitous Traffic Monitoring System Using Pre-Existing Telecommunication Fiber-Optic Cables as Sensors
TelecomTM: A Fine-Grained and Ubiquitous Traffic Monitoring System Using Pre-Existing Telecommunication Fiber-Optic Cables as Sensors Open
We introduce the TelecomTM system that uses pre-existing telecommunication fiber-optic cables as virtual strain sensors to sense vehicle-induced ground vibrations for fine-grained and ubiquitous traffic monitoring and characterization. Her…
View article: Turning Telecommunication Fiber-Optic Cables into Distributed Acoustic Sensors for Vibration-Based Bridge Health Monitoring
Turning Telecommunication Fiber-Optic Cables into Distributed Acoustic Sensors for Vibration-Based Bridge Health Monitoring Open
We introduce a nondedicated bridge health monitoring (BHM) system that turns pre-existing telecommunication fiber-optic cables into distributed acoustic sensors to collect bridge dynamic strain responses. Due to extensively installed telec…
View article: Exploiting the potential of urban DAS grids: Ambient-noise subsurface imaging using joint Rayleigh and Love waves
Exploiting the potential of urban DAS grids: Ambient-noise subsurface imaging using joint Rayleigh and Love waves Open
Ambient-noise cross-correlation functions used in this study. This work can be found at GitHub: https://github.com/NickJi98/DAS_Love_wave_2024_SRL.git
View article: Exploiting the potential of urban DAS grids: Ambient-noise subsurface imaging using joint Rayleigh and Love waves
Exploiting the potential of urban DAS grids: Ambient-noise subsurface imaging using joint Rayleigh and Love waves Open
Ambient-noise cross-correlation functions used in this study.
View article: Exploiting the potential of urban DAS grids: Ambient-noise subsurface imaging using joint Rayleigh and Love waves
Exploiting the potential of urban DAS grids: Ambient-noise subsurface imaging using joint Rayleigh and Love waves Open
Ambient-noise cross-correlation functions used in this study. This work can be found at GitHub: https://github.com/NickJi98/DAS_Love_wave_2024_SRL.git
View article: Moment tensor inversion of perforation shots using distributed acoustic sensing
Moment tensor inversion of perforation shots using distributed acoustic sensing Open
Distributed acoustic sensing (DAS) fibers have enabled various geophysical applications in unconventional reservoirs. Combined with perforation shots, a DAS fiber can record valuable guided waves that propagate in the reservoir formation a…
View article: Effects of cable geometry and specific noise sources on DAS monitoring potential
Effects of cable geometry and specific noise sources on DAS monitoring potential Open
The Distributed Acoustic Sensing (DAS) method re-purposes fiber optic cables into a very-dense array of strain/strain-rate sensors, capable of detecting different types of seismic events. However, DAS data are characterized by lower SNRs c…
View article: PubDAS: A PUBlic Distributed Acoustic Sensing Datasets Repository for Geosciences
PubDAS: A PUBlic Distributed Acoustic Sensing Datasets Repository for Geosciences Open
During the past few years, distributed acoustic sensing (DAS) has become an invaluable tool for recording high-fidelity seismic wavefields with great spatiotemporal resolutions. However, the considerable amount of data generated during DAS…
View article: Spatial Deep Deconvolution U-Net for Traffic Analyses with Distributed Acoustic Sensing
Spatial Deep Deconvolution U-Net for Traffic Analyses with Distributed Acoustic Sensing Open
Distributed Acoustic Sensing (DAS) that transforms city-wide fiber-optic cables into a large-scale strain sensing array has shown the potential to revolutionize urban traffic monitoring by providing a fine-grained, scalable, and low-mainte…
View article: PubDAS: a PUBlic Distributed Acoustic Sensing datasets repository for geosciences
PubDAS: a PUBlic Distributed Acoustic Sensing datasets repository for geosciences Open
During the past few years, Distributing Acoustic Sensing (DAS) has become an invaluable tool for recording high-fidelity seismic wavefields with great spatiotemporal resolutions. However, the considerable amount of data generated during DA…
View article: Target-oriented elastic full-waveform inversion through extended image-space redatuming
Target-oriented elastic full-waveform inversion through extended image-space redatuming Open
Elastic full-waveform inversion (FWI) when successfully applied can provide accurate and high-resolution subsurface parameters. However, its high computational cost prevents the application of this method to large-scale field-data scenario…
View article: Full waveform inversion by model extension: practical applications
Full waveform inversion by model extension: practical applications Open
Producing reliable acoustic subsurface velocity models still remains the main bottleneck of the oil and gas industry's traditional imaging sequence. In complex geological settings, the output of conventional ray-based or wave-equation-base…