Results 11 to 20 of about 5,920,802 (202)

About the aftershocks, the Omori law, and the Utsu formula [PDF]

open access: yes, 2023
7 pages, 1 ...
Guglielmi, Anatol   +3 more
core   +4 more sources

Correlations and Omori law in spamming [PDF]

open access: yesEPL (Europhysics Letters), 2008
Europhysics Letters, to ...
Ciamarra MP   +2 more
openaire   +5 more sources

Generalized Omori–Utsu law for aftershock sequences in southern California [PDF]

open access: yesGeophysical Journal International, 2015
We investigate the validity of a proposed generalized Omori–Utsu law for the aftershock sequences for the Landers, Hector Mine, Northridge and Superstition Hills earthquakes, the four largest events in the southern California catalogue we analyse.
Davidsen, Joern, Gu, Chad, BAIESI, MARCO
openaire   +3 more sources

Stress spatial distributions, the Gutenberg–Richter and Omori–Utsu laws

open access: yesJournal of Statistical Mechanics: Theory and Experiment
Abstract We investigate several earthquake models in one and two dimensions of space and analyze in these models the stress spatial distribution. We show that the statistical properties of stress distribution are responsible for the distribution of earthquake magnitudes, as described by the Gutenberg–Richter (GR) law.
Pétrélis, François   +3 more
openaire   +3 more sources

A Hybrid Framework Combining Physical and Data‐Driven Models for Predicting the Timing of Fault Instability

open access: yesEarth and Space Science
Reliable prediction of earthquakes and rock mass failure has long been hampered by a fundamental trade‐off: achieving both a long warning window and high prediction accuracy.
Jian‐Zhi Zhang   +4 more
doaj   +2 more sources

Generalized Omori law for aftershocks and foreshocks from a simple dynamics

open access: yesGeophysical Research Letters, 1993
A theory of the time dependence of earthquake foreshocks and aftershocks is presented. The theory involves the response to sudden forcing of a dynamics of self‐driven acceleration to failure. The empirically observed Omori law, which says that the rate of aftershocks as a function of time falls as a power law in time, is derived theoretically.
Shaw, Bruce E.
openaire   +4 more sources

Nursing Competencies in Helicopter Emergency Medical Services (HEMS) in Spain: A Qualitative Study of Professional Profiles and Advanced Training. [PDF]

open access: yesNurs Open
ABSTRACT Aim(s) To explore how HEMS professionals perceive the role, competencies, training and professional development of nursing within aeromedical transport services in Spain, incorporating the perspectives of different professional profiles involved in HEMS operations.
Artero-García A   +5 more
europepmc   +2 more sources

Omori-like slow decay (p < 1) of postseismic displacement rates following the 2011 Tohoku megathrust earthquake

open access: yesEarth, Planets and Space, 2020
We infer the postseismic deformation mechanisms following the 2011 Tohoku megathrust earthquake via an analysis of onshore geodetic observations. We focus on the temporal decay characteristics of postseismic deformation using continuous time-series data ...
Shunsuke Morikami, Yuta Mitsui
doaj   +1 more source

Omori's law in the Internet traffic [PDF]

open access: yesEurophysics Letters (EPL), 2003
The Internet is a complex system, whose temporal behavior is highly nonstationary and exhibits sudden drastic changes regarded as main shocks or catastrophes. Here, analyzing a set of time series data of round-trip tim measured in echo experiment with the Ping Command, the property of "aftershocks" (i.e., catastrophes of smaller scales) after a main ...
Abe, Sumiyoshi, Suzuki, Norikazu
openaire   +2 more sources

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