Novel techniques for in situ estimation of shear-wave velocity and damping ratio through MASW testing – I: a beamforming procedure for extracting Rayleigh-wave …

M Aimar, S Foti, BR Cox - Geophysical Journal International, 2024 - academic.oup.com
SUMMARY A robust, in situ estimate of shear-wave velocity VS and the small-strain
damping ratio DS (or equivalently, the quality factor QS) is crucial for the design of buildings …

Uncertainty in shear-wave velocity profiles

GR Toro - Journal of Seismology, 2022 - Springer
This paper considers the uncertainty in the shear wave velocity (Vs) of soil and rock profiles
for use in earthquake site response calculations. This uncertainty is an important contributor …

Epistemic uncertainty in site response as derived from one-dimensional ground response analyses

JP Stewart, K Afshari - Journal of Geotechnical and …, 2021 - ascelibrary.org
One-dimensional ground response analyses (GRAs) are often used with an expectation that
they provide unbiased estimates of site effects. Under that hypothesis, epistemic uncertainty …

[PDF][PDF] A new geostatistical model for shear wave velocity profiles

F Passeri, S Foti, A Rodriguez-Marek - Soil Dynamics and …, 2020 - academia.edu
ABSTRACT A consistent procedure is required to deal with uncertainties in seismic hazard
studies. In particular, uncertainties in shear wave velocity (VS) profiles are important for 1D …

Physical hypotheses for adjusting coarse profiles and improving 1D site‐response estimation assessed at 10 KiK‐net sites

J Kaklamanos, BA Bradley… - Bulletin of the …, 2020 - pubs.geoscienceworld.org
ABSTRACT One‐dimensional (1D) linear, equivalent‐linear, and nonlinear site‐response
models have been shown to be biased toward underprediction at high frequencies in the …

A novel directional-oriented method for predicting shear wave velocity through empirical rock physics relationship using geostatistics analysis

E Makarian, M Mirhashemi, A Elyasi, D Mansourian… - Scientific Reports, 2023 - nature.com
This study attempts to design a novel direction–oriented approach for estimating shear wave
velocity (VS) through geostatistical methods (GM) using density employing geophysical log …

Seismic scatterers in the lower mantle near subduction zones

S Kaneshima - Geophysical Journal International, 2019 - academic.oup.com
We investigate the global distribution of S-to-P scatterers in the shallow to mid-lower mantle
beneath subduction zones, where deep seismicity extends down to the bottom of the upper …

Full-waveform matching of VP and VS models from surface waves

F Khosro Anjom, D Teodor, C Comina… - Geophysical Journal …, 2019 - academic.oup.com
The analysis of surface wave dispersion curves (DCs) is widely used for near-surface S-
wave velocity (VS) reconstruction. However, a comprehensive characterization of the near …

The Polito Surface Wave flat-file Database (PSWD): statistical properties of test results and some inter-method comparisons

F Passeri, C Comina, S Foti, LV Socco - Bulletin of Earthquake …, 2021 - Springer
The compilation and maintenance of experimental databases are of crucial importance in all
research fields, allowing for researchers to develop and test new methodologies. In this …

Estimating epistemic uncertainty in soil parameters for nonlinear site response analyses: introducing the Latin Hypercube Sampling technique

R Boushehri, R Motamed, K Ellison… - Earthquake …, 2022 - journals.sagepub.com
This study quantifies the effects of epistemic uncertainty in soil parameters on nonlinear (NL)
site response analysis (SRA) results, validated against the data recorded at a well …