Subsurface wave speeds can be determined without subsurface sensors
the verdict
SUPPORTED
the evidence backs this
confidence 77/100
Subsurface wave speeds can indeed be determined without burying subsurface sensors, as demonstrated by passive seismic methods, ambient noise tomography, and distributed acoustic sensing using surface arrays.
Evidence for · 3
Shear Wave Velocity Structure Construction Using Ambient Seismic Noise Tomography (ANT) In Palu, Central Sulawesi
2020 · cited by 1
Ambient Seismic Noise Tomography is used to determine shear wave velocity structures across Palu using surface station recordings without needing invasive subsurface borehole sensors.
Passive multi-component seismic data analysis from linear surface arrays is used to efficiently profile 2D subsurface shear-wave velocity structures.
Profiling Long-Distance Urban Near-Surface Structures with Temporary Fiber-Optic Sensing in Jinan City, China.
2026 · cited by 0
Mobile surface-cable Distributed Acoustic Sensing records ambient noise and traffic to reliably map high-resolution 2D S-wave velocity profiles without burying sensors.