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Is Earthquake Triggering Driven by Small Earthquakes? [PDF]

open access: yesPhys. Res. Lett. 91, 058501, 2003, 2002
Using a catalog of seismicity for Southern California, we measure how the number of triggered earthquakes increases with the earthquake magnitude. The trade-off between this relation and the distribution of earthquake magnitudes controls the relative role of small compared to large earthquakes.
arxiv   +8 more sources

Earthquake‐Induced Chains of Geologic Hazards: Patterns, Mechanisms, and Impacts

open access: yesReviews of Geophysics, 2019
Large earthquakes initiate chains of surface processes that last much longer than the brief moments of strong shaking. Most moderate‐ and large‐magnitude earthquakes trigger landslides, ranging from small failures in the soil cover to massive ...
Gen K Li, Xuanmei Fan, Cees Van Westen
exaly   +2 more sources

Machine Learning Seismic Wave Discrimination: Application to Earthquake Early Warning

open access: yesGeophysical Research Letters, 2018
Performance of earthquake early warning systems suffers from false alerts caused by local impulsive noise from natural or anthropogenic sources. To mitigate this problem, we train a generative adversarial network (GAN) to learn the characteristics of ...
Jennifer Andrews   +2 more
exaly   +2 more sources

The relationship between crustal deformation characteristics and strong earthquakes in western China revealed by GNSS [PDF]

open access: yesScientific Reports
To clarify the relationship between GNSS (Global Navigation Satellite System) crustal deformation and the preparation of strong earthquakes in the western Chinese Mainland, a series of methods including velocity field, strain rate field, and strain ...
Ma Haiping   +4 more
doaj   +2 more sources

Location of largest earthquake slip and fast rupture controlled by along‐strike change in fault structural maturity due to fault growth

open access: yesJournal of Geophysical Research: Solid Earth, 2016
Earthquake slip distributions are asymmetric along strike, but the reasons for the asymmetry are unknown. We address this question by establishing empirical relations between earthquake slip profiles and fault properties.
Isabelle Manighetti   +2 more
exaly   +2 more sources

Observed hydrological changes associated with active tectonic blocks before three consecutive earthquakes in Qinghai, China

open access: yesScientific Reports, 2023
In the past 2 years, three earthquakes of magnitude 6.0 and above occurred consecutively in Qinghai province, China, i.e., the 22 May 2021 M s7.4 Maduo, 8 January 2022 M s6.9 Menyuan, and 26 March 2022 M s6.0 Delingha earthquakes.
Huaizhong Yu   +9 more
doaj   +1 more source

NEAR REAL-TIME GEOREFERENCE OF UMANNED AERIAL VEHICLE IMAGES FOR POST-EARTHQUAKE RESPONSE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
The rapid collection of Unmanned Aerial Vehicle (UAV) remote sensing images plays an important role in the fast submitting disaster information and the monitored serious damaged objects after the earthquake.
S. Wang   +5 more
doaj   +1 more source

Automatic Identification of Liquefaction Induced by 2021 Maduo Mw7.3 Earthquake Based on Machine Learning Methods

open access: yesRemote Sensing, 2022
Rapid extraction of liquefaction induced by strong earthquakes is helpful for earthquake intensity assessment and earthquake emergency response. Supervised classification methods are potentially more accurate and do not need pre-earthquake images ...
Peng Liang   +4 more
doaj   +1 more source

PRELIMINARY STUDY ON EARTHQUAKE SURFACE RUPTURE EXTRACTION FROM UAV IMAGES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
Because of the advantages of low-cost, lightweight and photography under the cloud, UAVs have been widely used in the field of seismic geomorphology research in recent years.
X. Yuan   +5 more
doaj   +1 more source

Fluid‐Earthquake and Earthquake‐Earthquake Interactions in Southern Kansas, USA [PDF]

open access: yesJournal of Geophysical Research: Solid Earth, 2021
AbstractAn increase in injection activity associated with energy production in southern Kansas starting in 2013 has been linked to the occurrence of more than 130,000 earthquakes (M −1.5 to 4.9) between 2014 and 2017. Studies suggest that the dramatic increase in seismicity rate is related to wastewater injection into the highly permeable Arbuckle ...
Rebecca M. Harrington   +3 more
openaire   +3 more sources

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