Supervised machine learning of high rate GNSS velocities for earthquake strong motion signals

T Dittmann, Y Liu, Y Morton… - Journal of Geophysical …, 2022 - Wiley Online Library
Abstract High rate Global Navigation Satellite System (GNSS) processed time series capture
a broad spectrum of earthquake strong motion signals, but experience regular sporadic …

Incorporation of Real‐Time Earthquake Magnitudes Estimated via Peak Ground Displacement Scaling in the ShakeAlert Earthquake Early Warning System

JR Murray, BW Crowell, MH Murray… - Bulletin of the …, 2023 - pubs.geoscienceworld.org
ABSTRACT The United States earthquake early warning (EEW) system, ShakeAlert®,
currently employs two algorithms based on seismic data alone to characterize the …

Validation of peak ground velocities recorded on very-high rate GNSS against NGA-WEST2 ground motion models

B Crowell, J DeGrande, T Dittmann, J Ghent - Seismica, 2023 - par.nsf.gov
Observations of strong ground motion during large earthquakes are generally made with
strong-motion accelerometers. These observations have a critical role in early warning …

First feasibility demonstration of GNSS-seismology for anthropogenic earthquakes detection

I Kudłacik, J Kapłon, K Kazmierski, M Fortunato… - Scientific Reports, 2023 - nature.com
High-rate GNSS has been proven effective in characterising waveforms and co-seismic
displacements due to medium-to-strong natural earthquakes. No application focused on …

A Geodetic‐Based Earthquake Early Warning System for Colombia and Ecuador

LK Escobar‐Rey, D Mencin… - Seismological …, 2025 - pubs.geoscienceworld.org
Colombia and Ecuador sit at one of the most diverse tectonic regimes in the world, located at
the intersection of five tectonic plates encompassing many geophysical hazard regimes …

Assessing seismic displacements and early warning using kinematic PPP with MADOCA real-time products: A case study of 2023 Kahramanmaraş (Türkiye) …

S Birinci, F Sogukkuyu, MH Saka - Measurement, 2024 - Elsevier
Early warning and emergency hazard response studies in large earthquakes require rapid
and reliable determination of earthquake magnitude. The magnitude of an earthquake can …

Characterizing high rate gnss velocity noise for synthesizing a gnss strong motion learning catalog

T Dittmann, YJ Morton, B Crowell, D Melgar… - …, 2023 - seismica.library.mcgill.ca
Data-driven approaches to identify geophysical signals have proven beneficial in high
dimensional environments where model-driven methods fall short. GNSS offers a source of …

Real‐Time Seismogeodetic Earthquake Magnitude Estimates for Local Tsunami Warnings

D Golriz, B Hirshorn, Y Bock… - … Research: Solid Earth, 2023 - Wiley Online Library
We estimate a seismogeodetic earthquake moment magnitude using unclipped, broadband
velocity and displacement waveforms from collocated Global Navigation Satellite Systems …

Denoising GNSS Velocities for Earthquake Ground Motions with Deep Learning

T Dittmann, J Morton, D Mencin - … of the 2024 International Technical Meeting …, 2024 - ion.org
Distributed measurements of earthquake ground shaking are critical to understanding
seismic processes and hazards. High rate, continuous GNSS reference stations are …

Towards an Integrated Performance Framework for Fire Science and Management Workflows

H Ahmed, R Shende, I Perez, D Crawl… - 2024 IEEE 24th …, 2024 - ieeexplore.ieee.org
Reliable performance metrics are necessary prerequisites to building large-scale end-to-
end integrated workflows for collaborative scientific research, particularly within context of …